Flight Reliability
F9 4817 · Frontier Airlines
New York → Atlanta (JFK–ATL)
61
A Little Dicey
WanderNerd Reliability Score
- 71%
- Arrive within 15 minutes
- 14 min
- Average arrival delay
- 4.1%
- Cancelled
- 3 min early
- Median arrival delay
Based on 317 historical flights. Data through May 2026.
What the data says
Tuesdays have been rough.
F9 4817 arrived on time 87% of the time on Wednesdays and just 62% on Tuesdays. That gap is worth planning around.
A bit behind the JFK–ATL route.
F9 4817 arrived on time 71% of the time, versus 77% across the JFK–ATL route.
Keep a backup plan handy.
F9 4817 was cancelled 4.1% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon62%(42 flights)
- Tue62%(42 flights)
- Wed87%(45 flights)
- Thu82%(44 flights)
- Fri74%(42 flights)
- Sat63%(43 flights)
- Sun67%(46 flights)
31%
Apr
Jun 54% → Apr 31% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 54% | 26 |
| July 2025 | 83% | 29 |
| August 2025 | 73% | 30 |
| September 2025 | 87% | 30 |
| October 2025 | 84% | 31 |
| November 2025 | 70% | 30 |
| December 2025 | 59% | 29 |
| January 2026 | 63% | 30 |
| February 2026 | 81% | 26 |
| March 2026 | 73% | 30 |
| April 2026 | 31% | 13 |
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 304
- Months covered
- 11
Same route, other flights
Keep nerding
Based on 317 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.