71.5%
on time, July 2026
71.5% of United Airlines' scheduled domestic flights arrived on time in July 2026, and 1.9% were cancelled. That ranks 5 of 12 reporting airlines. It carried 14.5 million passengers in July 2026, up 4.0% from a year earlier. It is listed on the stock market as UAL.
Updated Oct 11, 2026 · on-time numbers to July 2026 · passengers to July 2026
On time
71.5%
Rank 5 of 12
Cancelled
1.95%
1,455 of 74,440 flights
Avg arrival delay
14.8 min
25.9% 15+ min late
Passengers, Jul 2026
14.5M
+4.0% vs a year earlier
Passengers, 12 months
150.9M
Aug 2025 to Jul 2026
Load factor
85.6%
16.9M seats
Month by month
United Airlines' numbers each month
Monthly trend
United Airlines passengers on board. Jan 2025 to Jul 2026. Hover a month for the numbers.
What delays its flights
Delay minutes of United Airlines flights 15+ minutes late by cause, July 2026
- Late plane from an earlier flight36.2%
- Air traffic and airports32.4%
- The airline (crew, upkeep, fueling)25.8%
- Severe weather5.6%
- Security0.0%
Busiest airports
Scheduled departures and on-time rate, July 2026
| Airport | Flights | On time | Cancelled |
|---|---|---|---|
| DEN Denver, CODenver International | 9,851 | 69.4% | 0.5% |
| ORD Chicago, ILChicago O'Hare International | 9,377 | 70.5% | 3.0% |
| IAH Houston, TXGeorge Bush Intercontinental/Houston | 6,385 | 72.4% | 0.5% |
| SFO San Francisco, CASan Francisco International | 5,896 | 71.8% | 0.5% |
| EWR Newark, NJNewark Liberty International | 5,653 | 64.8% | 6.1% |
| IAD Washington, VAWashington Dulles International | 3,193 | 71.6% | 2.0% |
| LAX Los Angeles, CALos Angeles International | 2,818 | 77.1% | 0.5% |
| LAS Las Vegas, NVHarry Reid International | 1,207 | 69.3% | 1.2% |
| BOS Boston, MALogan International | 1,203 | 71.6% | 2.7% |
| MCO Orlando, FLOrlando International | 1,180 | 72.8% | 2.5% |
Busiest routes
Passengers on non-stop flights, one direction, July 2026
| Route | Passengers | Flights | Full |
|---|---|---|---|
| EWR → SFONewark to San Francisco | 77,504 | 361 | 92.7% |
| SFO → EWRSan Francisco to Newark | 72,608 | 336 | 93.1% |
| SFO → ORDSan Francisco to Chicago | 68,979 | 337 | 89.0% |
| ORD → SFOChicago to San Francisco | 68,229 | 334 | 90.7% |
| EWR → LAXNewark to Los Angeles | 65,180 | 298 | 92.9% |
| IAH → DENHouston to Denver | 64,800 | 362 | 87.0% |
| DEN → IAHDenver to Houston | 63,579 | 365 | 86.3% |
| ORD → DENChicago to Denver | 62,790 | 361 | 88.8% |
| ORD → EWRChicago to Newark | 62,233 | 366 | 90.3% |
| DEN → ORDDenver to Chicago | 61,806 | 358 | 87.4% |
Related pages
Questions and answers
Is United Airlines on time?
71.5% of United Airlines' scheduled domestic flights arrived less than 15 minutes late in July 2026, rank 5 of 12 airlines that report on-time numbers. 25.9% arrived 15 minutes or more late and 1.9% were cancelled.
How many passengers does United Airlines carry?
14.5 million passengers in July 2026, filling 85.6% of its seats, and 150.9 million in the last 12 months. A passenger on a connecting trip is counted on each flight.
Why are United Airlines flights delayed?
In July 2026, 36.2% of United Airlines' delay minutes (flights 15+ minutes late) came from late plane from an earlier flight and 32.4% from air traffic and airports.
What is United Airlines' busiest airport?
Denver International (DEN), with 9,851 scheduled departures in July 2026, followed by Chicago O'Hare International (9,377).
On-time numbers cover scheduled domestic flights of the airlines that report them (the large US airlines and their regional partners), counted at the departure airport. A flight is on time when it arrives less than 15 minutes late; cancelled and diverted flights count as not on time. Official public data, updated monthly.