Flight F91819
Frontier Airlines flight F91819
Looking for F91819 in the air…
Denver (DEN) to Phoenix (PHX)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 86 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 83.1%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 86 min
- Flights arriving 15+ minutes late
- Flights tracked
- 138
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Airline (crew, maintenance, cleaning) 24%
- Air traffic control & airport 20%
- Extreme weather 1%
- 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 | 88.2% | 17 |
| October 2025 | 88.9% | 18 |
| November 2025 | 81.2% | 17 |
| December 2025 | 100.0% | 4 |
| January 2026 | 80.8% | 27 |
| February 2026 | 92.9% | 28 |
| March 2026 | 63.2% | 19 |
| April 2026 | 50.0% | 2 |
| July 2026 | 100.0% | 3 |
| August 2026 | 66.7% | 3 |
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