Flight Reliability
F9 2789 · Frontier Airlines
Denver → Reno (DEN–RNO)
94
Nerd Approved
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 0%
- Cancelled
- 6 min early
- Median arrival delay
Based on 71 historical flights. Data through May 2026.
What the data says
Monday is the weak spot.
F9 2789 arrived on time 90% of the time on Sundays. On Mondays: 82%.
Better than the DEN–RNO route average.
F9 2789 arrived on time 86% of the time, versus 76% across the DEN–RNO route.
Better than the Frontier Airlines network average.
F9 2789 arrived on time 86% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon82%(27 flights)
- Tue—(3 flights)
- Wed—(3 flights)
- Thu—(2 flights)
- Fri89%(26 flights)
- Sat—(0 flights)
- Sun90%(10 flights)
80%
Nov
Aug 85% → Nov 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| August 2025 | 85% | 13 |
| September 2025 | 93% | 14 |
| October 2025 | 77% | 13 |
| November 2025 | 80% | 10 |
- Departures on time
- 86%
- Diverted
- 0%
- Flights flown
- 71
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 71 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.