Flight Reliability
F9 3237 · Frontier Airlines
New York → Las Vegas (JFK–LAS)99% of its flights flew this route. The rest (CVG–LAS, JFK–CVG) are included in these numbers.
- 65%
- Arrive within 15 minutes
- 19 min
- Average arrival delay
- 3.0%
- Cancelled
- 0 min
- Median arrival delay
Based on 235 historical flights. Data through May 2026.
What the data says
Tuesdays have been rough.
F9 3237 arrived on time 76% of the time on Wednesdays and just 53% on Tuesdays. That gap is worth planning around.
Well behind the JFK–LAS route.
F9 3237 arrived on time 65% of the time, versus 80% across the JFK–LAS route.
Lagging the Frontier Airlines network.
F9 3237 arrived on time 65% of the time, versus 73% across the Frontier Airlines network.
Keep a backup plan handy.
F9 3237 was cancelled 3.0% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon69%(32 flights)
- Tue53%(32 flights)
- Wed76%(33 flights)
- Thu67%(33 flights)
- Fri58%(33 flights)
- Sat66%(32 flights)
- Sun67%(33 flights)
Jun 57% → Jan 67% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 57% | 28 |
| July 2025 | 57% | 30 |
| August 2025 | 77% | 31 |
| September 2025 | 83% | 30 |
| October 2025 | 71% | 31 |
| November 2025 | 63% | 30 |
| December 2025 | 43% | 30 |
| January 2026 | 67% | 18 |
- Departures on time
- 73%
- Diverted
- 0%
- Flights flown
- 228
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 235 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.