Airline
United Airlines
UA / UAL · United States
- IATA Code
- UA
- ICAO Code
- UAL
- Country
- United States
- Hub Airports
- DEN, EWR, GUM, IAD, IAH, LAX, ORD, SFO
- Website
- www.united.com
United Airlines is an airline based in United States, founded in 1926. It flies under IATA code UA and ICAO code UAL with the radio callsign âUNITEDâ.
It is a member of Star Alliance. Its parent company is UAL Corporation. Its hubs include DEN, EWR, GUM, IAD, IAH, LAX, ORD, SFO.
Below, the official U.S. DOT punctuality numbers sit side by side with what travelers actually say. Flown United Airlines lately? Add your review.
Scorecard: official numbers vs. traveler stars
Official punctuality
78.8% on time
#5 of 14 reporting U.S. airlines
Traveler rating
No traveler reviews yet. Be the first.
- On-time arrivals
- 78.8%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 77 min
- Flights arriving 15+ minutes late
- Flights tracked
- 830,825
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 36%
- Air traffic control & airport 35%
- Airline (crew, maintenance, cleaning) 25%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 83.0% | 67,550 |
| October 2025 | 80.4% | 71,415 |
| November 2025 | 79.3% | 66,691 |
| December 2025 | 77.2% | 65,865 |
| January 2026 | 82.0% | 63,781 |
| February 2026 | 84.2% | 59,806 |
| March 2026 | 79.1% | 70,757 |
| April 2026 | 82.6% | 69,451 |
| May 2026 | 80.0% | 74,200 |
| June 2026 | 74.7% | 72,791 |
| July 2026 | 73.4% | 74,440 |
| August 2026 | 71.9% | 74,078 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 â August 2026. Covers flights operated by reporting U.S. carriers. About our data
Fleet
1,089 aircraft · average age 19.4 years
- Boeing 737-900 147
- Boeing 737-800 141
- Airbus A-320 Prestige 101
- Airbus VC-1 ACJ 86
- Embraer 175 (long wing) 75
- Boeing 777-200 74
- Boeing 757-200 58
- Boeing 737-700 40
Sources: OpenSky Network aircraft database, FAA registry and tail numbers reported to BTS.
Busiest routes
| Route | Flights | On time |
|---|---|---|
| LGA â ORD | 4,671 | 65% |
| ORD â LGA | 4,671 | 66% |
| EWR â ORD | 4,415 | 70% |
| ORD â EWR | 4,415 | 72% |
| IAH â ORD | 4,084 | 78% |
| ORD â IAH | 4,080 | 80% |
| EWR â MCO | 4,019 | 80% |
| MCO â EWR | 4,019 | 79% |
| DEN â IAH | 3,894 | 80% |
| IAH â DEN | 3,894 | 84% |
United Airlines in the news
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âActually Did His Jobâ- Jessica Pegula Takes Aim at United Airlinesâ AI Support With Special Tennis Request for Helpful Employee
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âActually Did His Jobâ- Jessica Pegula Takes Aim at United Airlinesâ AI Support With Special Tennis Request for Helpful Employee
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Headlines found by Google News; stories open on the publisher's site.
Tags: United Airlines, UA, UAL, Star Alliance
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