Flight F91678
Frontier Airlines flight F91678
Looking for F91678 in the air…
Denver (DEN) to Des Moines (DSM)
Historically, this flight arrives 15+ minutes late 17% of the time, and when it is late the delay averages 65 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 83.4%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 65 min
- Flights arriving 15+ minutes late
- Flights tracked
- 157
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 49%
- Late-arriving aircraft 41%
- Air traffic control & airport 11%
- 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 | 82.4% | 17 |
| October 2025 | 90.5% | 21 |
| November 2025 | 87.5% | 16 |
| December 2025 | 75.0% | 12 |
| January 2026 | 57.1% | 7 |
| February 2026 | 40.0% | 10 |
| March 2026 | 83.3% | 18 |
| April 2026 | 87.5% | 8 |
| May 2026 | 100.0% | 10 |
| June 2026 | 92.3% | 13 |
| July 2026 | 92.9% | 14 |
| August 2026 | 90.9% | 11 |
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