Flight F9777
Frontier Airlines flight F9777
Looking for F9777 in the air…
Denver (DEN) to Las Vegas (LAS)
Historically, this flight arrives 15+ minutes late 28% of the time, and when it is late the delay averages 70 minutes. It was cancelled 0.6% of the time.
- On-time arrivals
- 72.1%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 70 min
- Flights arriving 15+ minutes late
- Flights tracked
- 357
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 38%
- Late-arriving aircraft 33%
- Airline (crew, maintenance, cleaning) 27%
- Extreme weather 2%
- 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 | 80.0% | 30 |
| October 2025 | 82.8% | 29 |
| November 2025 | 83.3% | 30 |
| December 2025 | 72.0% | 25 |
| January 2026 | 73.3% | 31 |
| February 2026 | 89.3% | 28 |
| March 2026 | 73.3% | 31 |
| April 2026 | 70.0% | 30 |
| May 2026 | 74.2% | 31 |
| June 2026 | 50.0% | 30 |
| July 2026 | 61.3% | 31 |
| August 2026 | 58.1% | 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