FlightRecord

Pittsburgh (PIT) to Philadelphia (PHL): On-Time Performance

Data through May 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 (84% vs 62%), 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
3.4
last 12 months
Duration
1h 16m
scheduled
Distance
268 mi

Best airline from PIT to PHL

4 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Republic Airwaysmost reliable89%7 min1.6%608
PSA Airlines71%26 min5.0%595
American Airlines70%24 min2.0%1,483
Frontier Airlines65%34 min3.2%410

Monthly on-time trend

Monthly on-time percentage for PIT to PHL flights50%75%100%June 2024: 69% on-time (195 flights)69Jun 2024July 2024: 66% on-time (234 flights)66August 2024: 65% on-time (218 flights)65September 2024: 72% on-time (184 flights)72Sep 2024October 2024: 84% on-time (204 flights)84November 2024: 87% on-time (126 flights)87December 2024: 76% on-time (75 flights)76Dec 2024January 2025: 61% on-time (71 flights)61February 2025: 77% on-time (82 flights)77March 2025: 80% on-time (61 flights)80Mar 2025April 2025: 76% on-time (186 flights)76May 2025: 65% on-time (201 flights)65June 2025: 63% on-time (146 flights)63Jun 2025July 2025: 59% on-time (139 flights)59August 2025: 60% on-time (139 flights)60September 2025: 75% on-time (122 flights)75Sep 2025October 2025: 74% on-time (172 flights)74November 2025: 86% on-time (91 flights)86December 2025: 78% on-time (60 flights)78Dec 2025January 2026: 88% on-time (35 flights)88February 2026: 91% on-time (45 flights)91March 2026: 95% on-time (62 flights)95Mar 2026April 2026: 83% on-time (126 flights)83May 2026: 90% on-time (122 flights)90

Best time to fly from PIT to PHL

Aim for departures around 5 a.m. (98% on-time); avoid 4 p.m. departures (36%).

On-time percentage by scheduled departure hour, PIT to PHL5 a.m.: 98% on-time (54 flights)56 a.m.: 88% on-time (449 flights)67 a.m.: 87% on-time (256 flights)78 a.m.: 79% on-time (496 flights)810 a.m.: 84% on-time (277 flights)1011 a.m.: 82% on-time (75 flights)1112 p.m.: 81% on-time (245 flights)121 p.m.: 87% on-time (99 flights)132 p.m.: 76% on-time (58 flights)143 p.m.: 64% on-time (142 flights)154 p.m.: 36% on-time (357 flights)165 p.m.: 64% on-time (153 flights)176 p.m.: 60% on-time (282 flights)187 p.m.: 65% on-time (137 flights)19scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday71%24 min
Tuesdaybest79%18 min
Wednesday79%19 min
Thursday71%24 min
Friday69%26 min
Saturday74%19 min
Sunday72%22 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft48%
  • Airline operations21%
  • National airspace system29%
  • Weather2%

Frequently asked questions

How often are flights from PIT to PHL delayed?
27% of PIT–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 22 minutes.
Which airline is most reliable from PIT to PHL?
Republic Airways has the best on-time record on this route at 89%, based on 608 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 (98% on-time), while departures around 4 p.m. have the worst (36%). 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 27% of the time.
How often are PIT to PHL flights cancelled?
2.7% 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 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.

Based on 3,096 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.