Pittsburgh (PIT) to Philadelphia (PHL): On-Time Performance
Data through July 2026
The calendar drives reliability on PIT–PHL. March 2026 flights landed on schedule 95% of the time, but July 2025 dropped to 59% — a gap of 36 points. Across the full period the route averages 74% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 63%), which matters most in the rough months.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 22 min
- completed flights
- Cancelled
- 2.7%
- Flights/day
- 3.3
- last 12 months
- Duration
- 1h 16m
- scheduled
- Distance
- 268 mi
Best airline from PIT to PHL
4 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 88% | 7 min | 1.7% | 576 |
| American Airlines | 72% | 23 min | 2.2% | 1,561 |
| PSA Airlines | 71% | 26 min | 5.0% | 636 |
| Frontier Airlines | 64% | 35 min | 2.2% | 361 |
Monthly on-time trend
Best time to fly from PIT to PHL
Aim for departures around 5 a.m. (94% on-time); avoid 4 p.m. departures (35%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 72% | 26 min |
| Tuesday | 79% | 18 min |
| Wednesdaybest | 81% | 18 min |
| Thursday | 71% | 25 min |
| Friday | 70% | 25 min |
| Saturday | 75% | 18 min |
| Sunday | 73% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft47%
- Airline operations21%
- National airspace system28%
- Weather3%
Frequently asked questions
- How often are flights from PIT to PHL delayed?
- 26% of PIT–PHL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 22 minutes.
- Which airline is most reliable from PIT to PHL?
- Republic Airways has the best on-time record on this route at 88%, based on 576 flights. 4 airlines flew PIT–PHL frequently enough to compare in this period.
- What is the best time of day to fly from PIT to PHL?
- Departures around 5 a.m. have the best record (94% on-time), while departures around 4 p.m. have the worst (35%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PIT to PHL?
- The scheduled PIT–PHL flight time averages 1h 16m over 268 miles. Actual arrival times vary — flights on this route land 15+ minutes late 26% of the time.
- How often are PIT to PHL flights cancelled?
- 2.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from PIT to PHL?
- July 2025 was the roughest month in this dataset, with only 59% of arrivals on time. The best was March 2026 at 95%. If your dates are flexible, that 36-point gap is worth planning around.
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Based on 3,134 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.