Airline profile · UA
United Airlines
On-time performance, cancellations and route reliability, calculated from 2,344,539 flights.
Reliability
July 2023 – June 2026
Better than 63% of US reporting carriers (15 compared)
Calculated from 2,344,539 flights. How this is calculated
Over the last 12 months United Airlines arrived on time 79.0% of the time, against 80.3% in the 12 months before — broadly unchanged.
Source: US DOT Bureau of Transportation Statistics · Data covering July 2023 – June 2026
Performance over time
What causes the delays
Share of total reported delay minutes by cause, as classified by the operating carrier.
Source: US DOT BTS delay cause categories · July 2023 – June 2026 · Cause minutes are only reported for arrivals delayed 15 minutes or more.
Where this airline flies
Departure performance at the airports FlyerIntel covers.
| Airport | Departures | On time | Cancelled | Median delay |
|---|---|---|---|---|
| DEN Denver | 310,528 | 78.2% | 0.73% | -5 min |
| ORD Chicago | 279,602 | 76.8% | 1.09% | -5 min |
| IAH Houston | 212,194 | 78.1% | 1.17% | -5 min |
| EWR Newark | 204,875 | 76.7% | 2.06% | -8 min |
| SFO San Francisco | 164,239 | 82.1% | 0.81% | -8 min |
| IAD Washington | 102,414 | 81.4% | 0.98% | -7 min |
| LAX Los Angeles | 83,738 | 84.3% | 0.98% | -10 min |
| LAS Las Vegas | 43,900 | 81.7% | 1.04% | -9 min |
| MCO Orlando | 42,969 | 80.3% | 1.54% | -8 min |
| BOS Boston | 37,749 | 80.5% | 1.71% | -8 min |
| SAN San Diego | 31,260 | 82.5% | 1.16% | -8 min |
| PHX Phoenix | 30,333 | 83.8% | 0.98% | -8 min |
SJC (88.7%), LAX (84.3%), MSY (84.0%)
STL (75.0%), EWR (76.7%), ORD (76.8%)
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – June 2026
Route performance
Most reliable routes
Source: FlyerIntel analysis of US DOT BTS data · July 2023 – June 2026 · Routes with fewer than 600 flights by this carrier are not ranked.
Compare airlines
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