Flight profile · SkyWest Airlines

OO3755

Los Angeles (LAX) to Sacramento (SMF) · scheduled 8:30 AM – 12:39 PM

This page describes how OO3755 has historically performed, which is a different and more useful question when you are deciding what to book. The live position below is a reading from receivers on the ground, not flight status. For today’s status, check with SkyWest Airlines.

How OO3755 performs

981 operations, September 2023 – July 2026.

On-time arrivals
94.1%
922 of 980 completed
Cancellation rate
0.00%
0 cancelled
Median arrival delay
-12 min
Average -7.1 min
Severe delays
2.0%
Arrived 60+ minutes late
Delay when late
64 min
Average, when 15+ min late
Departure punctuality
93.4%
Left the gate on time

OO3755 arrived on time 94.1% of the time, against 86.1% for all LAX → SMF flights, so this departure is 8.0 percentage points better than the route as a whole. Against SkyWest Airlines’ own flights on this route it is 5.8 points better.

Source: US DOT Bureau of Transportation Statistics · 981 operations, September 2023 – July 2026 · If OO3755 is cancelled or significantly changed, DOT’s automatic refund rule may entitle you to your money back. The refund checker walks through eligibility.

What stands out

How OO3755 compares to other flight numbers, not just to itself.

This flight stays close to typical even on its worst days, a smaller gap than 97% of 11,788 comparable flight numbers.

A typical arrival is 12 min early, and the worst tenth are only 17 minutes worse than that.

Source: FlyerIntel analysis of US DOT BTS data · September 2023 – July 2026 · The one thing about this specific departure that ranks most extreme against every other published flight number, out of everything FlyerIntel checks — shown only when something clears a real statistical bar, not for every flight.

Where OO3755 is right now

A live reading, only if you ask for it. It is not part of the reliability record above.

Ask for the position of OO3755 right now, if receivers on the ground are hearing it. Nothing is requested until you press the button.

Against the rest of the route

Against the rest of the route
Flight or routeOn timeCancelledMedian delaySevereFlights
OO375594.1%0.00%-12 min2.0%981
SkyWest Airlines on LAX → SMF88.3%0.17%-9 min3.9%10,490
All LAX → SMF flights86.1%0.27%-9 min4.3%16,587

Source: FlyerIntel analysis of US DOT BTS data · September 2023 – July 2026

Why OO3755 runs late

Where US DOT attributed the delay minutes on this flight.

Share of the delay minutes US DOT attributed to each cause for OO3755 on LAX → SMF. Only delays of 15 minutes or more are attributed.

Source: US DOT Bureau of Transportation Statistics · Data covering September 2023 – July 2026

Does a late aircraft delay this flight?

How often the plane that flies OO3755 comes in late, and what that does to the departure.

Inbound aircraft late
6%
53 of 878 departures came in 15+ minutes late
Scheduled time on the ground
49 minutes
Median at LAX between the inbound and this departure

The aircraft flying OO3755 came in 15 or more minutes late on 6% of the departures where its previous flight is known. There are not enough departures in both groups to say how the flight left after a late one and after an on-time one.

Each departure is matched to the flight the same aircraft flew into LAX just before it, using the tail number in the DOT file, 878 of 981 departures in all. A departure is left out when that flight is unknown, was cancelled or diverted, or the aircraft had sat for more than 12 hours. A flight the airline cancelled never left and is not in the count, and one flown by a substitute aircraft is matched to the aircraft that flew it, not to the one first planned.

Against the network at the same turn length

OO3755 against all flights with a scheduled turn of 45 to 59 minutes
Share of departuresInbound landed 15+ late
OO37556%
Network, same turn18%

The schedule leaves a normal turn: enough time to clean and board if the aircraft is on time, little to spare if it is not.

The network row is every flight with a scheduled turn of 45 to 59 minutes. How often OO3755’s aircraft landed 15 or more minutes late is lower than the network’s. There are not enough departures in both groups to compare how it left.

More: Which Flight Numbers Pay for a Late Aircraft lists the flight numbers that pass a late aircraft on.

Source: US DOT Bureau of Transportation Statistics · Data covering September 2023 – July 2026

From pushback to gate

When it leaves LAX late, does that still matter by the time it reaches SMF?

Leaves the gate
0.3 minutes early
Average over 981 pushbacks
Taxi out at LAX
16.3 min
20.8 min for the airport in this hour
Taxi in at SMF
5.1 min
5.1 min for a typical SMF arrival
Reaches the gate at SMF
7.1 minutes early
Average over 980 arrivals

OO3755 pushes back an average of 0.3 minutes early and reaches the gate at SMF an average of 7.1 minutes early. The 6.9 minutes between those two figures are slack the published schedule already carries, which is why a late pushback on this flight does not reliably become a late arrival. It spends 16.3 minutes on the taxiways at LAX, 4.5 minutes shorter than a typical LAX departure in the same hour.

On arrival at SMF, OO3755 spends 5.1 min taxiing from touchdown to the gate — ground time a connecting passenger sits through before they can even leave the aircraft, on top of however late the flight itself ran. That is about what any arrival at SMF spends on the ground before reaching the gate.

Departure delay is averaged over every pushback and arrival delay over every completed arrival, so the two counts differ by the flights that never reached SMF. Taxi-out is gate to wheels up and sits inside the scheduled block rather than on top of it; the comparison is 55,525 departures from LAX scheduled in the clock hour OO3755 most often leaves in. Taxi-in is landing to gate, compared against every arrival FlyerIntel has on file at SMF (172,477 flights), not just OO3755’s own. More on taxi time.

Source: FlyerIntel analysis of US DOT BTS data · September 2023 – July 2026

The hour it leaves LAX

Part of any flight’s record belongs to the clock rather than to the flight. OO3755 has one departure time, so this is what that time is worth.

OO375594.1%
All LAX departures, 8 AM–9 AM84.6%
All LAX departures, whole day81.4%

On-time arrival rate. 55,525 departures from LAX are scheduled in the 8 AM–9 AM hour over the period, against 595,153 across the whole day.

OO3755 is scheduled out of LAX at 8:30 AM, in the 8 AM–9 AM bank. Departures from LAX in that hour arrive on time 84.6% of the time against 81.4% across the airport’s whole day — the slot alone is worth 3.2 points better before anything about this particular flight is considered.

The two airport figures cover every departure from LAX to every destination, so they describe the slot rather than this journey — the like-for-like comparison against the route is above. Hours are scheduled local, and a number whose schedule moved between banks inside the period has no single hour and is not described here at all. Why the hour matters.

Source: FlyerIntel analysis of US DOT BTS data · September 2023 – July 2026 · Hours below 120 departures are not scored.

By day of week

Does OO3755 run worse on particular days?

Monday93.7%
Tuesday96.5%
Wednesday93.8%
Thursday92.3%
Friday95.1%
Saturday96.1%
Sunday91.2%

Tuesday is historically the most reliable day and Sunday the least, a gap of 5.3 percentage points.

Source: FlyerIntel analysis of US DOT BTS data · September 2023 – July 2026 · Days with fewer than 120 operations are not scored.

Other routes OO3755 has flown

A flight number is a slot in a schedule, and carriers reassign it. These are the other city pairs this number served in the analysis period.

Other routes OO3755 has flown
RouteOperatedFlightsOn time
SMF→LAX Sacramento to Los AngelesDecember 7, 2023 – July 31, 202655293.8%
MSP→PIT Minneapolis to PittsburghSeptember 10, 2024 – October 5, 202412—
PIT→MSP Pittsburgh to MinneapolisSeptember 10, 2024 – October 5, 202412—
BNA→LGA Nashville to New YorkApril 13, 2024 – May 4, 20244—
MKE→MSP Milwaukee to MinneapolisJanuary 1–7, 20246—
MSP→MKE Minneapolis to MilwaukeeJanuary 1–7, 20246—
DTW→PIT Detroit to PittsburghDecember 17–30, 202311—
PIT→DTW Pittsburgh to DetroitDecember 17–30, 202311—
PHX→LAX Phoenix to Los AngelesOctober 28, 2023 – November 4, 20238—
ATL→CSG Atlanta to ColumbusOctober 14, 20231—
ATL→HPN Atlanta to White PlainsJuly 10, 2023 – September 4, 202357—
MSP→ATW Minneapolis to AppletonJuly 1–8, 20237—

Because the same number has served different journeys, the statistics above describe only the route OO3755 currently operates. Blending them would produce an average of two different flights.

When it goes wrong

The average describes a usual day. This is the day that ruins a connection.

One arrival in ten is worse than

5 min late

against a median of 12 min early

Arrived an hour or more late2.0%
Typical delay when late64 min
Cancelled0.00%
Landed somewhere else0.10%

Percentiles over 981 operations; cancelled and diverted flights are counted separately.

Source: US DOT Bureau of Transportation Statistics · Data covering September 2023 – July 2026

Other flights on this route

Same airports, same journey, different odds of arriving on time.

Other flights on this route
FlightAirlineOn timeMedian arrivalOperations
OO3755 this flightSkyWest Airlines94.1%12 min early981
OO3759SkyWest Airlines88.8%9 min early981
OO3812SkyWest Airlines88.3%12 min early971
OO5430SkyWest Airlines88.2%10 min early705
OO3712SkyWest Airlines86.7%9 min early714

Every departure listed carries at least 600 operations, so the comparison is between figures that mean something. OO3755 is placed in the same ordering rather than left out of it; the rows around it are the most punctual departures on the route, not all of them, so this is a comparison and not a rank. Schedules change; confirm the departure still operates before booking around this.

Data and methodology

Calculated by FlyerIntel from 981 records of OO3755 operating LAX → SMF, published by the US DOT Bureau of Transportation Statistics. A flight counts as delayed when it arrives 15 or more minutes after schedule. Cancelled and diverted flights are excluded from the on-time rate and reported separately. Flight numbers are resolved as carrier plus number plus route, because the same number serves different routes over time.

Full methodology · Data sources · Report a problem

Related research: Most and Least Reliable Flight Numbers · The Delay You Inherit · Making Up Time in the Air

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