San Jose, CA · Airport profile
SJC
San José Mineta International Airport
84.1% of departures from SJC arrived on time across 147,137 flights, July 2023 – July 2026. The weakest hour is 9 PM, at 70.1%. Late-arriving aircraft accounts for the most delay minutes.
SJC right now
Live conditions where a permitted source publishes them, and the historical record where none does.
Aviation weather is not currently a factor.
Minimal operational impact. Conditions are not a notable factor for operations right now.
UpdatedForecast issued 05:20Z.
UpdatedBelow 10,000 ft, so aircraft overflying at cruise are not counted. These are observations, not an operational status: a count is a floor, since receiver coverage varies and a movement between two samples can be missed.
UpdatedAircraft observations from ADSB.lol (opens in a new tab) (Katia Esposito and contributing feeders), under the ODbL 1.0 (opens in a new tab). Derived data.
FlyerIntel shows live values only where a permitted source provides them. Sections without data are left empty rather than estimated.
Airport reliability
Departures from SJC, July 2023 – July 2026.
Better than 98% of major US airports covered by FlyerIntel (64 compared)
Calculated from 147,137 flights. How this is calculated
Source: US DOT Bureau of Transportation Statistics · Data covering July 2023 – July 2026
What stands out
How this airport compares to others like it, not just to itself.
Airline drives an unusually large share of cancellations at this airport, a bigger share than 93% of 61 comparable airports.
Airline accounts for 52.7% of coded cancellations at this airport, against 25.7% across every covered airport.
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026 · Ranked against every other airport with the same kind of figure and at least 61 in the comparison.
Why flights are cancelled at SJC
Every cancellation carries a reason code filed by the airline that operated the flight. Departures, July 2023 – July 2026.
The airline accounts for 53.1% of cancelled departures from SJC — about 1 in every 287 scheduled departures. That is 27 points higher than the 25.8% recorded across every airport FlyerIntel covers.
Share of cancellations
Of 965 cancelled departures carrying a reason code.
What each reason means
Crew, maintenance, aircraft cleaning, baggage or fueling: what BTS counts as within the carrier’s own control.
512 cancellations, 53.1% of the total.
Conditions the carrier judged severe enough to stop the flight: a blizzard, a hurricane, a line of thunderstorms.
380 cancellations, 39.4% of the total.
Airport capacity, air traffic control flow programs, heavy traffic and ordinary bad weather. A system decision, not the airline’s.
72 cancellations, 7.5% of the total.
A terminal evacuation, a security breach, screening equipment failure, or screening queues over 29 minutes.
1 cancellation, 0.1% of the total.
965 of 147,137 scheduled departures from SJC were cancelled. Ordinary bad weather is filed under air traffic, so weather’s full share is larger than its bar.
Source: US DOT Bureau of Transportation Statistics · Data covering July 2023 – July 2026 · Reason codes are each airline’s own filing, not an independent finding of fault. Shown for airports with at least 500 coded cancellations; 965 were recorded at SJC.
Why flights run late at SJC
Where US DOT attributed the delay minutes on departures from SJC.
the inbound aircraft was late, so this flight started late
crew, maintenance, boarding and fueling, all within the carrier’s control
airspace and airport capacity, including weather-driven flow control
weather severe enough to stop this flight specifically
screening or terminal security incidents
Share of the delay minutes US DOT attributed to each cause for departures from SJC. Only delays of 15 minutes or more are attributed.
Of the 22,648 departures from SJC that left 15 or more minutes late and have a known inbound aircraft, 63% followed a flight that landed 15 or more minutes late. The other 37% left late even though the aircraft had come in on time or early. Across the 64 covered airports that share runs from 47% to 73%, with a median of 62%; SJC’s is the 28th highest.
The late flight is the one the same aircraft flew into SJC just before, found from the tail number in the DOT file. Airlines and hours differ from one airport to the next, so this describes the departures from SJC and does not rate the airport.
An airport is only partly the author of its own delays. Late-arriving aircraft describes the national schedule arriving here more than anything about this airfield. Air traffic control covers airspace and airport capacity, which is where a congested airport shows up; only the airline category sits squarely inside the carriers’ own operation. How differently they run it is further down this page.
Source: US DOT Bureau of Transportation Statistics · Data covering July 2023 – July 2026
What weather costs at SJC
Departures from SJC by the weather at the airport in the hour they were scheduled to leave, July 2023 – July 2026.
2.9% of scheduled departures from SJC left in an hour of bad weather. 1.0% of them were cancelled, against 0.6% in normal conditions, and 87.4% of the ones that flew arrived on time, against 83.5%. Those hours held 5% of all cancelled departures. That is about 17 more cancellations than the normal-conditions rate would give.
Cancellations were highest in LIFR hours: 1.1% of 885 departures.
Airlines filed 39% of SJC’s coded cancellations under extreme weather. By the weather at the airport in the scheduled hour, 5% of cancelled departures were in bad-weather hours. A code is the airline’s stated reason and an hour’s weather is what the airport reported, so the two need not match.
By weather
Scheduled departures, July 2023 – July 2026| Weather at the airport | Departures | Cancelled | Left on time | Arrived on time | Avg. departure delay |
|---|---|---|---|---|---|
| Normal conditionsVFR with no thunderstorm, snow or ice, fog, heavy rain or high wind | 127,69986.8% of all | 0.6% | 82.6% | 83.5% | 7.1 min |
| Any bad weatherIFR or LIFR, or a thunderstorm, snow or ice, fog, heavy rain or high wind | 4,3222.9% of all | 1.0%1.6 times normal | 88.0% | 87.4%3.9 points above normal | 4.8 min |
| MVFRceiling 1,000 to 3,000 feet or visibility 3 to 5 miles | 15,17010.3% of all | 0.8% | 89.0% | 88.9%5.4 points above normal | 3.6 min |
| IFRceiling 500 to 999 feet or visibility 1 to under 3 miles | 3,0362.1% of all | 0.6% | 89.3% | 88.4%4.9 points above normal | 3.6 min |
| LIFRceiling under 500 feet or visibility under 1 mile | 8850.6% of all | 1.1%1.8 times normal | 87.0% | 86.0%2.5 points above normal | 7.0 min |
| Fogfog or freezing fog reported at the airport | 2730.2% of all | 2.6%4.0 times normal | 84.6% | 80.8%2.7 points below normal | 11.5 min |
| Heavy rainheavy rain reported at the airport | 2270.2% of all | 0.4% | 76.5% | 75.6%7.9 points below normal | 19.0 min |
| High windwind of 25 knots or more, or gusts of 30 knots or more | 4200.3% of all | 3.6%5.6 times normal | 78.1% | 80.9%2.6 points below normal | 12.8 min |
| Low ceilinga broken or overcast layer under 1,000 feet | 3,4372.3% of all | 0.8% | 90.1% | 89.1%5.6 points above normal | 3.1 min |
| Low visibilityvisibility under 3 miles | 1,3120.9% of all | 0.8% | 83.9% | 83.1% | 8.7 min |
A departure is counted in every row its hour fits, so the rows overlap and do not add up. Left on time is a departure under 15 minutes late, and arrived on time an arrival under 15 minutes late; cancelled is the share of scheduled departures. Rows with fewer than 120 departures are not scored. Too few departures to score: thunderstorm (23).
This is the weather reported at SJC in the hour a flight was scheduled to leave. It leaves out the weather at the destination and on the way, weather that arrived after the scheduled time, and anything else that goes wrong in a bad hour. An hour takes the worst conditions any report in it gave. Weather was matched to 99.9% of the airport’s scheduled departures; the rest left in hours with no report, or at a scheduled time the flight records cannot place exactly. Bad-weather hours are compared with normal hours at the same airport, not with what the same flights would have done in a clear sky: they also fall more often in some seasons and at some times of day.
Source: FlyerIntel analysis of US DOT BTS flight records and Iowa Environmental Mesonet weather reports · July 2023 – July 2026 · Where the weather comes from, and its limits. All covered airports side by side: What Weather Costs Each Airport.
Turning aircraft around at SJC
Time on the ground between one flight and the next of the same aircraft at SJC, and what a late arrival does to the next departure, July 2023 – July 2026.
The median turn at SJC is scheduled for 45 minutes on the ground and takes 51 minutes, against 56 minutes and 63 minutes across all airports. Aircraft are given less time on the ground here than at the typical airport. The 6 minutes by which the typical turn runs over its schedule are about what it is across all airports. 15.7% of turns here began with an aircraft that landed 15 or more minutes late, below the 18.9% for all airports.
When the aircraft landed 15 or more minutes late (16,837 turns here, 49 minutes late on average), 63% of the turns were finished in no more than the scheduled ground time, against 68% across all airports. 82% of those flights left 15 or more minutes late, against 72%. After an aircraft that landed on time, 8% did (all airports 11%).
Given the turn lengths scheduled here, the network’s rates would give 56% finished in the schedule and 85% leaving late. SJC does better on both counts: more late turns are finished in the schedule and fewer late aircraft become late departures, so the turn recovers lateness here beyond what the schedule explains. 50% of its late-inbound turns had a scheduled turn of 30 to 44 minutes, against 20% across all airports.
Turns at SJC against all airports
107,415 turns, July 2023 – July 2026| Measure | SJC | All airports | All airports, same turn lengths |
|---|---|---|---|
| Median scheduled turn | 45 min | 56 min | — |
| Median actual turn | 51 min | 63 min | — |
| Turns that began with an aircraft 15+ minutes late | 16% | 19% | — |
| Late turns finished within the schedule | 63% | 68% | 56% |
| Late inbound that left 15+ minutes late | 82% | 72% | 85% |
| On-time inbound that left 15+ minutes late | 8% | 11% | — |
The last column is the network’s rate at the turn lengths scheduled at SJC, band by band from under 30 minutes to 3 to 6 hours. A turn finishes within the schedule when the aircraft spent no more time on the ground than the schedule gave it.
A turn pairs an aircraft’s landing at SJC with its next departure from it by tail number; the aircraft is never named. These 107,415 turns are 73% of the flights that left SJC in the period; the rest are an aircraft’s first flight after a long stay, flights without a usable inbound, and cancelled flights. Ground time runs from the gate. Turns under 30 minutes are kept, but most leave late even after an on-time landing. Airlines set their own turn schedules, so this describes the airlines that fly at SJC and does not rate the airport.
Source: FlyerIntel analysis of US DOT BTS flight records · July 2023 – July 2026 · Airports side by side: Where a Late Aircraft Gets Its Time Back.
What sets SJC apart
Where SJC’s hours, months, airlines and taxi time differ most from the other airports, July 2023 – July 2026.
Flights scheduled to leave SJC at 10 PM arrive on time 85.6% of the time, 13.7 points better than the 71.9% for that hour at the other airports.
July treats SJC better than it treats the rest of the country: 80.0% on time against 70.0% elsewhere, 10 points ahead.
Envoy Air does better out of SJC than anywhere else it flies: 90.4% on time here, 80.1% on its other departures, 10.3 points apart.
Taxi-out at SJC averages 14.1 minutes, 4.6 minutes less than the 18.7 minutes elsewhere.
SJC against the other airports
July 2023 – July 2026| Measure | SJC | Elsewhere | Gap | Flights behind it |
|---|---|---|---|---|
| Hour: 10 PM departures | 85.6% | 71.9% | +13.7 pts | 1,261 here, 478,539 elsewhere |
| Month: July | 80.0% | 70.0% | +10.0 pts | 16,992 here, 1,969,491 elsewhere |
| Airline: Envoy Air | 90.4% | 80.1% | +10.3 pts | 705 here, 867,999 elsewhere |
| Taxi-out: Departures | 14.1 min | 18.7 min | −4.6 min | 146,209 here, 17,483,900 elsewhere |
"Elsewhere" is every other covered airport together, taken from the same aggregates as this page with SJC’s own flights removed (for airlines, that airline’s flights from all its other airports). Hours, months and airlines appear only where both sides have at least 120 completed flights (airlines 500) and the gap is at least 2 points and 2 standard errors; only the largest gap in each direction is shown. The taxi figure is weighted by departures and has no error estimate, so it appears from 2 minutes.
Best time to fly from SJC
On-time arrival rate by scheduled local departure time: each weekday and hour, and averaged over the week.
Flights departing 5–9 AM arrived on time 92.9% of the time, against 74.7% for 9 PM–5 AM departures — a gap of 18.2 percentage points.
By day and hour
On-time arrival rate for each weekday and scheduled departure hour, in local time.
Wednesday 6–7 AM was the most reliable slot at SJC (94.7% on time, 2,221 flights) and Thursday 9–10 PM the least (63.6%, 545 flights).
Hour of departure matters more than day of the week: hourly averages sit a typical 6.9 points from the airport-wide rate, weekday averages 3.1 points.
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On-time rate, % · stronger color, fewer on time
- 60–69
- 70–79
- 80–89
- 90–99
- Fewer than 120 flights, not scored
- Most reliable slot
- Least reliable slot
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026 · On time is arrival within 15 minutes of schedule. Cells round to whole percentages; the table shows one decimal.
Best and worst slots are named only among slots with 500+ flights, and only when the gap is larger than sampling error. Departures before 6 AM and after 11 PM (766 flights) are not drawn: no slot in those hours has enough flights to score.
View as tableHide table
| Hour | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday |
|---|---|---|---|---|---|---|---|
| 6 AM–7 AM | 93.7% on time2,559 flights | 93.6% on time2,255 flights | 94.7% on time2,221 flights | 94.5% on time2,562 flights | 93.6% on time2,565 flights | 93.4% on time2,242 flights | 94.5% on time2,304 flights |
| 7 AM–8 AM | 92.9% on time1,743 flights | 93.6% on time1,768 flights | 93.3% on time1,776 flights | 91.6% on time1,742 flights | 93.0% on time1,759 flights | 93.9% on time1,778 flights | 93.8% on time1,798 flights |
| 8 AM–9 AM | 89.8% on time1,595 flights | 90.9% on time1,415 flights | 91.3% on time1,434 flights | 91.3% on time1,580 flights | 89.4% on time1,609 flights | 92.2% on time1,179 flights | 91.2% on time1,444 flights |
| 9 AM–10 AM | 89.3% on time1,464 flights | 92.1% on time1,280 flights | 90.6% on time1,272 flights | 91.2% on time1,472 flights | 88.6% on time1,464 flights | 90.6% on time1,167 flights | 91.1% on time1,418 flights |
| 10 AM–11 AM | 83.9% on time1,516 flights | 90.2% on time1,401 flights | 88.2% on time1,425 flights | 86.4% on time1,492 flights | 83.7% on time1,528 flights | 88.2% on time1,143 flights | 84.4% on time1,394 flights |
| 11 AM–12 PM | 80.7% on time1,344 flights | 89.0% on time1,260 flights | 87.6% on time1,243 flights | 83.3% on time1,336 flights | 80.1% on time1,345 flights | 88.4% on time1,150 flights | 83.5% on time1,251 flights |
| 12 PM–1 PM | 83.6% on time1,420 flights | 88.2% on time1,306 flights | 88.6% on time1,312 flights | 84.8% on time1,403 flights | 80.4% on time1,418 flights | 88.6% on time1,160 flights | 82.8% on time1,349 flights |
| 1 PM–2 PM | 78.9% on time1,371 flights | 87.2% on time1,234 flights | 87.0% on time1,230 flights | 81.3% on time1,353 flights | 75.8% on time1,372 flights | 85.9% on time943 flights | 79.5% on time1,319 flights |
| 2 PM–3 PM | 77.0% on time1,507 flights | 84.8% on time1,238 flights | 82.1% on time1,242 flights | 76.1% on time1,505 flights | 73.8% on time1,504 flights | 83.7% on time976 flights | 78.9% on time1,314 flights |
| 3 PM–4 PM | 75.5% on time1,247 flights | 84.3% on time1,032 flights | 83.3% on time1,045 flights | 73.5% on time1,242 flights | 71.7% on time1,257 flights | 86.7% on time823 flights | 72.3% on time1,215 flights |
| 4 PM–5 PM | 76.6% on time1,005 flights | 86.4% on time906 flights | 83.8% on time906 flights | 72.3% on time961 flights | 72.6% on time1,020 flights | 83.7% on time793 flights | 72.7% on time1,009 flights |
| 5 PM–6 PM | 80.2% on time1,431 flights | 86.8% on time1,260 flights | 84.7% on time1,267 flights | 73.8% on time1,371 flights | 74.0% on time1,395 flights | 86.5% on time959 flights | 73.3% on time1,257 flights |
| 6 PM–7 PM | 78.8% on time1,395 flights | 82.2% on time1,205 flights | 77.9% on time1,249 flights | 72.0% on time1,383 flights | 74.9% on time1,393 flights | 82.8% on time912 flights | 72.6% on time1,327 flights |
| 7 PM–8 PM | 76.1% on time1,302 flights | 84.5% on time966 flights | 82.6% on time984 flights | 67.7% on time1,308 flights | 69.9% on time1,304 flights | 78.7% on time732 flights | 70.2% on time1,276 flights |
| 8 PM–9 PM | 75.7% on time1,124 flights | 85.3% on time845 flights | 77.4% on time845 flights | 68.3% on time1,125 flights | 70.1% on time1,137 flights | 78.8% on time474 flights | 72.9% on time1,027 flights |
| 9 PM–10 PM | 71.6% on time552 flights | 84.2% on time260 flights | 76.9% on time253 flights | 63.6% on time545 flights | 65.7% on time570 flights | 77.5% on time271 flights | 66.9% on time759 flights |
| 10 PM–11 PM | 87.2% on time197 flights | 87.8% on time149 flights | 91.3% on time152 flights | 89.6% on time213 flights | 81.5% on time214 flights | 104 flights, too few to score | 78.0% on time249 flights |
By departure window
All days combinedBy departure hour
All days combined- 12 AM to 4 AM: too few flights to score
- 5 AM: 95.8% on time from 533 flights
- 6 AM: 94.0% on time from 16,708 flights
- 7 AM: 93.2% on time from 12,364 flights
- 8 AM: 90.8% on time from 10,256 flights
- 9 AM: 90.5% on time from 9,537 flights
- 10 AM: 86.3% on time from 9,899 flights
- 11 AM: 84.5% on time from 8,929 flights
- 12 PM: 85.1% on time from 9,368 flights
- 1 PM: 81.9% on time from 8,822 flights
- 2 PM: 79.0% on time from 9,286 flights
- 3 PM: 77.5% on time from 7,861 flights
- 4 PM: 77.9% on time from 6,600 flights
- 5 PM: 79.5% on time from 8,940 flights
- 6 PM: 76.9% on time from 8,864 flights
- 7 PM: 74.8% on time from 7,872 flights
- 8 PM: 74.7% on time from 6,577 flights
- 9 PM: 70.1% on time from 3,210 flights
- 10 PM: 85.6% on time from 1,278 flights
- 11 PM: 80.2% on time from 233 flights
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026 · Buckets with fewer than 120 flights are not scored.
What parking will cost
Estimated from SJC's own published rates.
Estimated cost
Choose a facility and both dates to see an estimate.
Rates as published by the airport, last read 2026-08-31. Confirm before you travel.
Source: San José Mineta International Airport · An estimate from published standard rates. Airports vary surcharges, oversize vehicle fees and event pricing, so confirm the price with the airport before you travel.
International arrivals
How long passport control normally takes here, hour by hour and hall by hall. This is the arrivals queue, not departure security — and it is history, not a live wait.
At Main, SJC’s busiest hall, both passport queues run much the same: a typical 10 min on a US passport and 12 min on any other, rising to 24 min on a busy day. Where the two halls agree like this, CBP’s combined figure of 11 min is a fair summary of both — which is not true everywhere, and is why they are shown apart.
Terminal by terminal, across the day
| Terminal | US passports | US busy day | Other passports | Other busy day | Global Entry |
|---|---|---|---|---|---|
| Main | 10 min | 22 min | 12 min | 24 min | 5.2% of arrivals |
US passports — Main
- 12 AM–1 AM: too few records to publish
- 1 AM–2 AM: too few records to publish
- 2 AM–3 AM: too few records to publish
- 3 AM–4 AM: too few records to publish
- 4 AM–5 AM: too few records to publish
- 5 AM–6 AM: too few records to publish
- 6 AM–7 AM: too few records to publish
- 7 AM–8 AM: too few records to publish
- 8 AM–9 AM: typically 17 min, 29 min on a busy day (253 days)
- 9 AM–10 AM: typically 12 min, 23 min on a busy day (637 days)
- 10 AM–11 AM: typically 12 min, 24 min on a busy day (427 days)
- 11 AM–12 PM: typically 11 min, 20 min on a busy day (356 days)
- 12 PM–1 PM: too few records to publish
- 1 PM–2 PM: typically 9 min, 15 min on a busy day (308 days)
- 2 PM–3 PM: typically 6 min, 15 min on a busy day (251 days)
- 3 PM–4 PM: typically 8 min, 17 min on a busy day (360 days)
- 4 PM–5 PM: typically 6 min, 14 min on a busy day (282 days)
- 5 PM–6 PM: too few records to publish
- 6 PM–7 PM: too few records to publish
- 7 PM–8 PM: too few records to publish
- 8 PM–9 PM: too few records to publish
- 9 PM–10 PM: too few records to publish
- 10 PM–11 PM: too few records to publish
- 11 PM–12 AM: too few records to publish
US citizens and lawful permanent residents, who use the US-passport lanes.
All other passports — Main
- 12 AM–1 AM: too few records to publish
- 1 AM–2 AM: too few records to publish
- 2 AM–3 AM: too few records to publish
- 3 AM–4 AM: too few records to publish
- 4 AM–5 AM: too few records to publish
- 5 AM–6 AM: too few records to publish
- 6 AM–7 AM: too few records to publish
- 7 AM–8 AM: too few records to publish
- 8 AM–9 AM: typically 20 min, 33 min on a busy day (253 days)
- 9 AM–10 AM: typically 15 min, 28 min on a busy day (637 days)
- 10 AM–11 AM: typically 13 min, 26 min on a busy day (427 days)
- 11 AM–12 PM: typically 13 min, 22 min on a busy day (356 days)
- 12 PM–1 PM: too few records to publish
- 1 PM–2 PM: typically 11 min, 17 min on a busy day (308 days)
- 2 PM–3 PM: typically 8 min, 16 min on a busy day (251 days)
- 3 PM–4 PM: typically 10 min, 18 min on a busy day (360 days)
- 4 PM–5 PM: typically 7 min, 15 min on a busy day (282 days)
- 5 PM–6 PM: too few records to publish
- 6 PM–7 PM: too few records to publish
- 7 PM–8 PM: too few records to publish
- 8 PM–9 PM: too few records to publish
- 9 PM–10 PM: too few records to publish
- 10 PM–11 PM: too few records to publish
- 11 PM–12 AM: too few records to publish
Every other arriving passenger, including visa and visa-waiver travelers.
Hour by hour — Main
| Cleared in hour | US passports | US busy day | Other passports | Other busy day | Booths open |
|---|---|---|---|---|---|
| 8 AM–9 AM | 17 min | 29 min | 20 min | 33 min | 5 |
| 9 AM–10 AM | 12 min | 23 min | 15 min | 28 min | 5 |
| 10 AM–11 AM | 12 min | 24 min | 13 min | 26 min | 5 |
| 11 AM–12 PM | 11 min | 20 min | 13 min | 22 min | 5 |
| 1 PM–2 PM | 9 min | 15 min | 11 min | 17 min | 5 |
| 2 PM–3 PM | 6 min | 15 min | 8 min | 16 min | 5 |
| 3 PM–4 PM | 8 min | 17 min | 10 min | 18 min | 4 |
| 4 PM–5 PM | 6 min | 14 min | 7 min | 15 min | 4 |
US passports: clearing in the 8 AM–9 AM hour typically takes 17 min, against 6 min in the 2 PM–3 PM hour — 11 min between the slowest and fastest of 8 measured hours.
All other passports: clearing in the 8 AM–9 AM hour typically takes 20 min, against 7 min in the 4 PM–5 PM hour — 13 min between the slowest and fastest of 8 measured hours.
The hour is when CBP processed the passenger, not when the aircraft landed — allow for the walk from the gate. Hours with fewer than 120 days of records are not listed rather than shown as an estimate, which is why a terminal’s quietest hours are usually absent. “Busy day” is the 90th percentile: one arrival in ten is worse than that. Booths are how many CBP had open, and they follow the queue rather than prevent it — the busiest hours are staffed hardest and are still the slowest.
Source: US Customs and Border Protection · 2024-08-28 to 2026-10-16 · These are CBP passport control waits for arriving international passengers — a different queue from TSA departure screening. CBP publishes them about two days in arrears, so every figure here describes what has been typical over 2024-08-28 to 2026-10-16, and none of it is a live queue or a forecast for your flight. US and non-US passengers are reported separately by CBP and are kept separate here, because they are separate halls. FlyerIntel publishes a terminal or an hour only where CBP filed at least 120 hourly records for it, and an hour-by-hour breakdown only where at least 6 hours clear that floor.
What to expect at SJC
How busy the airport is through the day, from scheduled departure volume.
Scheduled departures by hour
- 12 AM: no departures
- 1 AM: no departures
- 2 AM: no departures
- 3 AM: no departures
- 4 AM: no departures
- 5 AM: fewer than one departure a day
- 6 AM: about 15 departures a day
- 7 AM: about 11 departures a day
- 8 AM: about 9 departures a day
- 9 AM: about 8 departures a day
- 10 AM: about 9 departures a day
- 11 AM: about 8 departures a day
- 12 PM: about 8 departures a day
- 1 PM: about 8 departures a day
- 2 PM: about 8 departures a day
- 3 PM: about 7 departures a day
- 4 PM: about 6 departures a day
- 5 PM: about 8 departures a day
- 6 PM: about 8 departures a day
- 7 PM: about 7 departures a day
- 8 PM: about 6 departures a day
- 9 PM: about 3 departures a day
- 10 PM: about 1 departure a day
- 11 PM: fewer than one departure a day
The busiest hour is 6 AM, with about 15 departures a day, against roughly 3 at 9 PM. That peak is also more punctual than a typical hour here: early banks fly aircraft that spent the night on the ground rather than ones inheriting the day’s delays.
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026 · Taxi-out runs from gate to wheels-up, averaged over departures and weighted by hour. Taxi-in runs from touchdown to gate.
Weekly and seasonal patterns
By day of week
Tuesday is historically the most reliable day and Friday the least, a gap of 8.1 percentage points.
By month
- Jan: 87.5% on time
- Feb: 87.2% on time
- Mar: 85.9% on time
- Apr: 85.7% on time
- May: 83.5% on time
- Jun: 78.4% on time
- Jul: 80.0% on time
- Aug: 83.7% on time
- Sep: 85.3% on time
- Oct: 83.8% on time
- Nov: 87.1% on time
- Dec: 84.4% on time
June is historically the weakest month and January the strongest, a spread of 9.1 percentage points.
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026
Airlines at SJC
Departure performance by operating carrier. Regional flights are reported by the carrier that operated them, not by the mainline brand.
| Carrier | Departures | On time | Cancelled | Median delay |
|---|---|---|---|---|
| Southwest Airlines WN | 87,775 | 82.5% | 0.58% | -6 min |
| SkyWest Airlines OO | 23,399 | 87.8% | 0.26% | -10 min |
| Alaska Airlines AS | 8,840 | 85.4% | 1.41% | -9 min |
| Delta Air Lines DL | 7,930 | 91.7% | 0.87% | -14 min |
| United Airlines UA | 5,519 | 88.4% | 0.82% | -12 min |
| American Airlines AA | 5,038 | 83.2% | 1.33% | -9 min |
| Spirit Airlines NK | 4,479 | 79.9% | 0.94% | -7 min |
| Hawaiian Airlines HA | 1,730 | 88.7% | 0.75% | -9 min |
| Frontier Airlines F9 | 1,340 | 75.3% | 1.12% | -4 min |
| Envoy Air MQ | 710 | 90.4% | 0.56% | -8 min |
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026 · Carriers with fewer than 500 departures are not listed.
Routes from SJC
Ranked by FlyerIntel Route Reliability Score.
Most reliable
Least reliable
Busiest routes
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026 · Only routes with at least 10,000 flights are ranked.
Reliability over time
On-time arrival rate for departures, by month.
- July 2023: 80.9% on time from 4,575 flights
- August 2023: 81.9% on time from 4,663 flights
- September 2023: 84.9% on time from 4,371 flights
- October 2023: 84.7% on time from 4,365 flights
- November 2023: 89.5% on time from 4,132 flights
- December 2023: 87.6% on time from 4,207 flights
- January 2024: 84.3% on time from 3,832 flights
- February 2024: 86.8% on time from 3,548 flights
- March 2024: 85.2% on time from 3,943 flights
- April 2024: 87.4% on time from 3,938 flights
- May 2024: 84.2% on time from 4,183 flights
- June 2024: 80.3% on time from 4,382 flights
- July 2024: 80.9% on time from 4,516 flights
- August 2024: 85.7% on time from 4,614 flights
- September 2024: 85.4% on time from 4,457 flights
- October 2024: 84.8% on time from 4,590 flights
- November 2024: 88.3% on time from 4,235 flights
- December 2024: 84.0% on time from 4,154 flights
- January 2025: 89.4% on time from 3,697 flights
- February 2025: 87.7% on time from 3,465 flights
- March 2025: 86.9% on time from 3,917 flights
- April 2025: 85.4% on time from 3,823 flights
- May 2025: 84.5% on time from 4,035 flights
- June 2025: 80.2% on time from 4,037 flights
- July 2025: 80.8% on time from 4,120 flights
- August 2025: 83.5% on time from 3,885 flights
- September 2025: 85.5% on time from 3,777 flights
- October 2025: 81.5% on time from 3,865 flights
- November 2025: 83.0% on time from 3,659 flights
- December 2025: 81.2% on time from 3,622 flights
- January 2026: 89.3% on time from 3,099 flights
- February 2026: 87.0% on time from 3,088 flights
- March 2026: 85.6% on time from 3,438 flights
- April 2026: 84.2% on time from 3,423 flights
- May 2026: 81.7% on time from 3,686 flights
- June 2026: 74.3% on time from 3,816 flights
- July 2026: 77.2% on time from 3,980 flights
Over the most recent 12 months (2025-08 to 2026-07), departures from SJC arrived on time 82.6% of the time, against 85.2% in the 12 months before — declining by 2.6 percentage points.
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – July 2026
Data and sources
Historical statistics
Every historical figure on this page is calculated by FlyerIntel from US DOT Bureau of Transportation Statistics on-time performance records covering July 2023 – July 2026, comprising 147,137 departures from SJC. A flight counts as delayed when it arrives 15 or more minutes after schedule.
Full methodology · All data sources
Related research: Where a Late Aircraft Gets Its Time Back · The Day After the Holiday · The Least Reliable Hour of the Week · The Best Major Airports for a Tight Connection · Which Months Cancel the Most Flights
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<a href="https://flyerintel.com/airports/sjc/"><img src="https://flyerintel.com/badge/airport/sjc/" alt="San José Mineta International Airport on-time performance, from FlyerIntel"></a>Live conditions
Aviation weather comes from the NOAA Aviation Weather Center. Operational events come from the FAA where available. FlyerIntel shows the age of every live value and does not display data it cannot currently retrieve.
Latest observation for SJC: METAR KSJC 180753Z AUTO 00000KT 10SM CLR 18/09 A2998 RMK AO2 SLP150 T01830094 403110139 (issued ).