Best Time to Fly MEM to PHL: On-Time Stats by Hour & Airline
Memphis International → Philadelphia International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 80.7% of Memphis (MEM) to Philadelphia (PHL) flights arrived on time (758 scheduled flights). That is 3.0 points above the national average of 77.6%.
Among 2 airlines, Republic Airways led with 81.3% on time and PSA Airlines was last with 80.5%.
Over 24 months, Wednesday was the most reliable day (85% on time) and July the worst month (72%).
The cancellation rate was 4.1% (US average 1.8%).
MEM to PHL on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airways | 81.3% | 55 min | 2.6% | 155 |
| PSA Airlines | 80.5% | 89 min | 4.5% | 603 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MEM to PHL
On-time arrival % by scheduled departure hour (local time), 1,398 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 1 | |
| 6am–7am | 89.5% | 3.7% | 518 |
| 7am–8am | Limited data | 5 | |
| 8am–9am | Limited data | 4 | |
| 9am–10am | Limited data | 3 | |
| 10am–11am | 67.9% | 1.9% | 108 |
| 11am–12pm | 76.8% | 2.9% | 209 |
| 12pm–1pm | 88.6% | 0.0% | 44 |
| 1pm–2pm | 74.0% | 2.6% | 233 |
| 2pm–3pm | 79.0% | 2.5% | 40 |
| 3pm–4pm | Limited data | 8 | |
| 4pm–5pm | 79.7% | 2.6% | 116 |
| 5pm–6pm | 68.1% | 12.8% | 109 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MEM to PHL
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 23 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 29 | ||
| Summer peak (Jun 15 - Aug 15) | 76.2% | -6.0 pts | 5.1% | 316 |
| All other days | 82.3% | — | 3.2% | 1,030 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).