Flight UA2239
United Airlines flight UA2239
Looking for UA2239 in the airâŚ
Hartford (BDL) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 88 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 75.1%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 88 min
- Flights arriving 15+ minutes late
- Flights tracked
- 362
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 42%
- Air traffic control & airport 30%
- Airline (crew, maintenance, cleaning) 22%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Denver (DEN) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 36% of the time, and when it is late the delay averages 72 minutes. It was cancelled 1.3% of the time.
- On-time arrivals
- 64.3%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 72 min
- Flights arriving 15+ minutes late
- Flights tracked
- 156
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 30%
- Air traffic control & airport 14%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
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Headlines found by Google News; stories open on the publisher's site.
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 80.0% | 30 |
| October 2025 | 85.7% | 35 |
| November 2025 | 78.8% | 54 |
| December 2025 | 78.1% | 32 |
| January 2026 | 82.8% | 31 |
| February 2026 | 81.5% | 28 |
| March 2026 | 78.8% | 33 |
| April 2026 | 78.4% | 51 |
| May 2026 | 73.2% | 42 |
| June 2026 | 64.4% | 60 |
| July 2026 | 58.3% | 60 |
| August 2026 | 50.0% | 62 |
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