Flight Reliability
F9 1600 · Frontier Airlines
Denver → New York (DEN–JFK)
94
Nerd Approved
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 4 min
- Average arrival delay
- 0%
- Cancelled
- 4 min early
- Median arrival delay
Based on 49 historical flights. Data through May 2026.
What the data says
Mornings have a slight edge.
Departures between 6–9 AM arrived on time 90% of the time, against 83% between 9 AM–12 PM.
Friday is doing you no favors.
F9 1600 arrived on time 91% of the time on Mondays. On Fridays: 82%.
A bit ahead of the DEN–JFK route.
F9 1600 arrived on time 86% of the time, versus 80% across the DEN–JFK route.
Better than the Frontier Airlines network average.
F9 1600 arrived on time 86% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon91%(11 flights)
- Tue—(3 flights)
- Wed83%(12 flights)
- Thu—(4 flights)
- Fri82%(11 flights)
- Sat—(4 flights)
- Sun—(4 flights)
- 6–9 AM90%(19 flights)
- 9 AM–12 PM83%(30 flights)
73%
Dec
Oct 91% → Dec 73% on time
| Month | On-time percentage | Flights |
|---|---|---|
| October 2025 | 91% | 11 |
| November 2025 | 93% | 15 |
| December 2025 | 73% | 15 |
- Departures on time
- 92%
- Diverted
- 0%
- Flights flown
- 49
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 49 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.