Birmingham (BHM) to Philadelphia (PHL): On-Time Performance
Data through May 2026
The calendar drives reliability on BHM–PHL. May 2026 flights landed on schedule 94% of the time, but June 2025 dropped to 67% — a gap of 27 points. Across the full period the route averages 82% on-time against a national 78%.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 2.6%
- Flights/day
- 1.5
- last 12 months
- Duration
- 2h 17m
- scheduled
- Distance
- 772 mi
Monthly on-time trend
Best time to fly from BHM to PHL
Aim for departures around 6 a.m. (90% on-time); avoid 2 p.m. departures (75%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 30 min |
| Tuesdaybest | 88% | 9 min |
| Wednesday | 87% | 10 min |
| Thursday | 83% | 13 min |
| Friday | 79% | 27 min |
| Saturday | 81% | 17 min |
| Sunday | 79% | 15 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft61%
- Airline operations25%
- National airspace system9%
- Weather5%
Frequently asked questions
- How often are flights from BHM to PHL delayed?
- 18% of BHM–PHL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 17 minutes.
- What is the best time of day to fly from BHM to PHL?
- Departures around 6 a.m. have the best record (90% on-time), while departures around 2 p.m. have the worst (75%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BHM to PHL?
- The scheduled BHM–PHL flight time averages 2h 17m over 772 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
- How often are BHM to PHL flights cancelled?
- 2.6% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from BHM to PHL?
- June 2025 was the roughest month in this dataset, with only 67% of arrivals on time. The best was May 2026 at 94%. If your dates are flexible, that 27-point gap is worth planning around.
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Based on 1,092 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.