Flight Reliability
F9 2387 · Frontier Airlines
Philadelphia → Charlotte (PHL–CLT)
- 80%
- Arrive within 15 minutes
- 4 min
- Average arrival delay
- 0.7%
- Cancelled
- 12 min early
- Median arrival delay
Based on 301 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 2387 departing between 9 AM–12 PM arrived on time 87% of the time, versus 78% between 12–3 PM.
Sunday scaries are real for this one.
F9 2387 arrived on time 91% of the time on Tuesdays and just 72% on Sundays. That gap is worth planning around.
Better than the Frontier Airlines network average.
F9 2387 arrived on time 80% of the time, versus 73% across the Frontier Airlines network.
Trending in the right direction.
F9 2387 arrived on time 90% of the time over the last three months in the data, compared with 59% in the three months before that.
The breakdown
- Mon76%(49 flights)
- Tue91%(34 flights)
- Wed91%(32 flights)
- Thu78%(46 flights)
- Fri82%(49 flights)
- Sat78%(41 flights)
- Sun72%(47 flights)
- 6–9 AM80%(250 flights)
- 9 AM–12 PM87%(30 flights)
- 12–3 PM78%(18 flights)
Jun 77% → May 93% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 77% | 30 |
| July 2025 | 87% | 31 |
| August 2025 | 74% | 31 |
| September 2025 | 87% | 30 |
| October 2025 | 90% | 31 |
| November 2025 | 86% | 29 |
| December 2025 | 55% | 20 |
| January 2026 | 50% | 20 |
| February 2026 | 73% | 11 |
| March 2026 | 89% | 28 |
| April 2026 | 86% | 22 |
| May 2026 | 93% | 15 |
- Departures on time
- 81%
- Diverted
- 0.3%
- Flights flown
- 298
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 301 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.