Flight UA2255
United Airlines flight UA2255
Looking for UA2255 in the airâŚ
Hayden (HDN) to Denver (DEN)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 85 minutes. It was cancelled 1.6% of the time.
- On-time arrivals
- 86.6%
- Less than 15 minutes late
- Cancelled
- 1.6%
- Of scheduled flights
- Average delay when late
- 85 min
- Flights arriving 15+ minutes late
- Flights tracked
- 257
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 56%
- Air traffic control & airport 23%
- Late-arriving aircraft 21%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Denver (DEN) to Boise (BOI)
Historically, this flight arrives 15+ minutes late 19% of the time, and when it is late the delay averages 78 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 81.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 78 min
- Flights arriving 15+ minutes late
- Flights tracked
- 156
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Airline (crew, maintenance, cleaning) 32%
- Air traffic control & airport 19%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Denver (DEN) to Indianapolis (IND)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 62 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 88.8%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 62 min
- Flights arriving 15+ minutes late
- Flights tracked
- 108
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 44%
- Airline (crew, maintenance, cleaning) 42%
- 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 | 89.7% | 30 |
| October 2025 | 93.5% | 31 |
| November 2025 | 83.3% | 30 |
| December 2025 | 80.6% | 31 |
| January 2026 | 86.7% | 31 |
| February 2026 | 75.0% | 28 |
| March 2026 | 82.4% | 34 |
| April 2026 | 83.1% | 60 |
| May 2026 | 90.3% | 62 |
| June 2026 | 86.7% | 60 |
| July 2026 | 83.6% | 62 |
| August 2026 | 86.9% | 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