Phoenix (PHX) to Philadelphia (PHL): On-Time Performance
Data through July 2026
When you fly PHX to PHL matters as much as anything else about the booking: the route swung from 95% on-time in December 2024 to just 66% in July 2026. Across the full period the route averages 84% on-time against a national 78%.
- On-time
- 84%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 1.4%
- Flights/day
- 6.4
- last 12 months
- Duration
- 4h 33m
- scheduled
- Distance
- 2,076 mi
Monthly on-time trend
Best time to fly from PHX to PHL
Aim for departures around 5 a.m. (96% on-time); avoid 12 p.m. departures (71%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 83% | 17 min |
| Tuesday | 84% | 11 min |
| Wednesday | 85% | 9 min |
| Thursday | 83% | 12 min |
| Friday | 84% | 11 min |
| Saturdaybest | 89% | 8 min |
| Sunday | 81% | 12 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft39%
- Airline operations42%
- National airspace system18%
- Weather1%
Frequently asked questions
- How often are flights from PHX to PHL delayed?
- 16% of PHX–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 11 minutes.
- What is the best time of day to fly from PHX to PHL?
- Departures around 5 a.m. have the best record (96% on-time), while departures around 12 p.m. have the worst (71%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHX to PHL?
- The scheduled PHX–PHL flight time averages 4h 33m over 2,076 miles. Actual arrival times vary — flights on this route land 15+ minutes late 16% of the time.
- How often are PHX to PHL flights cancelled?
- 1.4% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from PHX to PHL?
- July 2026 was the roughest month in this dataset, with only 66% of arrivals on time. The best was December 2024 at 95%. If your dates are flexible, that 29-point gap is worth planning around.
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Based on 4,930 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.