Best Time to Fly IND to PHL: On-Time Stats by Hour & Airline
Indianapolis International → Philadelphia International
Data through July 2026 · Last updated October 18, 2026
1,559 flights were scheduled from Indianapolis (IND) to Philadelphia (PHL) in the last 12 months, and 80.7% of those that flew arrived on time, 3.1 points above the US average of 77.6%.
Among 3 airlines, Republic Airways led with 90.2% on time and American Airlines was last with 74.1%.
Over 24 months, Wednesday was the most reliable day (84% on time) and July the worst month (73%).
The cancellation rate was 3.5% (US average 1.8%).
IND 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 | 90.2% | 60 min | 2.1% | 576 |
| PSA Airlines | 76.3% | 141 min | 7.2% | 418 |
| American Airlines | 74.1% | 96 min | 2.3% | 565 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly IND to PHL
On-time arrival % by scheduled departure hour (local time), 3,225 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 92.0% | 2.1% | 523 |
| 6am–7am | 92.7% | 0.7% | 137 |
| 7am–8am | 88.9% | 2.1% | 480 |
| 8am–9am | Limited data | 19 | |
| 9am–10am | Limited data | 2 | |
| 10am–11am | 79.2% | 3.5% | 229 |
| 11am–12pm | 85.9% | 1.0% | 386 |
| 12pm–1pm | Limited data | 21 | |
| 1pm–2pm | 80.4% | 1.6% | 322 |
| 2pm–3pm | 71.7% | 1.9% | 54 |
| 3pm–4pm | 66.1% | 1.6% | 256 |
| 4pm–5pm | 65.3% | 2.8% | 395 |
| 6pm–7pm | 62.6% | 6.3% | 300 |
| 7pm–8pm | 77.4% | 6.1% | 99 |
| 8pm–9pm | 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 IND 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) | 91.1% | +9.9 pts | 0.0% | 45 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.2% | -6.0 pts | 1.9% | 103 |
| Summer peak (Jun 15 - Aug 15) | 74.6% | -6.6 pts | 4.4% | 660 |
| All other days | 81.2% | — | 2.1% | 2,417 |
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).