Best Time to Fly DAY to PHL: On-Time Stats by Hour & Airline
James M Cox/Dayton International → Philadelphia International
Data through July 2026 · Last updated October 18, 2026
356 flights were scheduled from Dayton (DAY) to Philadelphia (PHL) in the last 12 months, and 90.5% of those that flew arrived on time, 12.9 points above the US average of 77.6%.
PSA Airlines was the only reporting airline with regular flights on this route.
April has been the best month (97% on time) and Wednesday the weakest day of the week (88%).
2.2% of flights were cancelled, versus 1.8% nationally.
DAY 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 |
|---|---|---|---|---|
| PSA Airlines | 90.5% | 65 min | 2.2% | 356 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DAY to PHL
On-time arrival % by scheduled departure hour (local time), 505 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 89.5% | 4.0% | 99 |
| 6am–7am | 90.2% | 1.8% | 220 |
| 7am–8am | 93.6% | 0.0% | 125 |
| 8am–9am | 79.2% | 3.6% | 55 |
| 9am–10am | Limited data | 1 | |
| 10am–11am | Limited data | 1 | |
| 11am–12pm | Limited data | 1 | |
| 4pm–5pm | Limited data | 1 | |
| 6pm–7pm | Limited data | 2 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DAY 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 | 6 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 15 | ||
| Summer peak (Jun 15 - Aug 15) | 89.1% | +0.1 pts | 3.5% | 57 |
| All other days | 89.0% | — | 1.9% | 427 |
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).