Memphis (MEM) to Philadelphia (PHL): On-Time Performance
Data through May 2026
When you fly MEM to PHL matters as much as anything else about the booking: the route swung from 93% on-time in January 2026 to just 66% in November 2025. Across the full period the route averages 81% on-time against a national 78%.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 2.7%
- Flights/day
- 2.0
- last 12 months
- Duration
- 2h 26m
- scheduled
- Distance
- 875 mi
Best airline from MEM to PHL
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 82% | 11 min | 1.6% | 311 |
| PSA Airlines | 81% | 19 min | 3.1% | 1,036 |
Monthly on-time trend
Best time to fly from MEM to PHL
Aim for departures around 6 a.m. (90% on-time); avoid 5 p.m. departures (66%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 17 min |
| Tuesday | 83% | 24 min |
| Wednesday | 82% | 13 min |
| Thursday | 79% | 23 min |
| Friday | 82% | 13 min |
| Saturdaybest | 84% | 14 min |
| Sunday | 80% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft46%
- Airline operations38%
- National airspace system13%
- Weather4%
Frequently asked questions
- How often are flights from MEM to PHL delayed?
- 19% of MEM–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 18 minutes.
- Which airline is most reliable from MEM to PHL?
- Republic Airways has the best on-time record on this route at 82%, based on 311 flights. 2 airlines flew MEM–PHL frequently enough to compare in this period.
- What is the best time of day to fly from MEM to PHL?
- Departures around 6 a.m. have the best record (90% on-time), while departures around 5 p.m. have the worst (66%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MEM to PHL?
- The scheduled MEM–PHL flight time averages 2h 26m over 875 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are MEM 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 MEM to PHL?
- November 2025 was the roughest month in this dataset, with only 66% of arrivals on time. The best was January 2026 at 93%. If your dates are flexible, that 27-point gap is worth planning around.
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Based on 1,348 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.