Philadelphia (PHL) to Phoenix (PHX): On-Time Performance
Data through May 2026
The calendar drives reliability on PHL–PHX. October 2024 flights landed on schedule 92% of the time, but July 2025 dropped to 64% — a gap of 27 points. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (87% vs 73%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 1.5%
- Flights/day
- 6.3
- last 12 months
- Duration
- 5h 15m
- scheduled
- Distance
- 2,076 mi
Monthly on-time trend
Best time to fly from PHL to PHX
Aim for departures around 8 a.m. (91% on-time); avoid 7 p.m. departures (62%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 18 min |
| Tuesdaybest | 84% | 13 min |
| Wednesday | 82% | 15 min |
| Thursday | 80% | 16 min |
| Friday | 78% | 16 min |
| Saturday | 81% | 15 min |
| Sunday | 77% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft41%
- Airline operations37%
- National airspace system18%
- Weather5%
Frequently asked questions
- How often are flights from PHL to PHX delayed?
- 20% of PHL–PHX 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 16 minutes.
- What is the best time of day to fly from PHL to PHX?
- Departures around 8 a.m. have the best record (91% on-time), while departures around 7 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHL to PHX?
- The scheduled PHL–PHX flight time averages 5h 15m over 2,076 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are PHL to PHX flights cancelled?
- 1.5% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from PHL to PHX?
- July 2025 was the roughest month in this dataset, with only 64% of arrivals on time. The best was October 2024 at 92%. If your dates are flexible, that 27-point gap is worth planning around.
Explore related pages
More routes from PHL
Based on 4,713 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.