Flight F91175
Frontier Airlines flight F91175
Looking for F91175 in the air…
Denver (DEN) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 16% of the time, and when it is late the delay averages 59 minutes. It was cancelled 2.1% of the time.
- On-time arrivals
- 83.8%
- Less than 15 minutes late
- Cancelled
- 2.1%
- Of scheduled flights
- Average delay when late
- 59 min
- Flights arriving 15+ minutes late
- Flights tracked
- 189
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 44%
- Late-arriving aircraft 31%
- Air traffic control & airport 25%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 100.0% | 1 |
| October 2025 | 83.3% | 25 |
| November 2025 | 73.7% | 19 |
| December 2025 | 0.0% | 1 |
| January 2026 | 53.3% | 15 |
| February 2026 | 89.5% | 19 |
| March 2026 | 100.0% | 3 |
| April 2026 | 85.7% | 8 |
| May 2026 | 88.9% | 9 |
| June 2026 | 88.0% | 27 |
| July 2026 | 93.5% | 31 |
| August 2026 | 87.1% | 31 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data