Flight F91860
Frontier Airlines flight F91860
Looking for F91860 in the air…
Denver (DEN) to Austin (AUS)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 59 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 79.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 59 min
- Flights arriving 15+ minutes late
- Flights tracked
- 62
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 43%
- Airline (crew, maintenance, cleaning) 41%
- Air traffic control & airport 16%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Nov 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| November 2025 | 88.9% | 9 |
| December 2025 | 100.0% | 2 |
| January 2026 | 80.0% | 5 |
| February 2026 | 100.0% | 12 |
| March 2026 | 78.6% | 14 |
| April 2026 | 66.7% | 6 |
| August 2026 | 57.1% | 14 |
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