Best Time to Fly MCI to PHL: On-Time Stats by Hour & Airline
Kansas City International → Philadelphia International
Data through July 2026 · Last updated October 18, 2026
906 flights were scheduled from Kansas City (MCI) to Philadelphia (PHL) in the last 12 months, and 82.3% of those that flew arrived on time, 4.7 points above the US average of 77.6%.
Among 3 airlines, Republic Airways led with 87.5% on time and American Airlines was last with 81.1%.
Over 24 months, Tuesday was the most reliable day (81% on time) and December the worst month (69%).
The cancellation rate was 3.8% (US average 1.8%).
MCI 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 | 87.5% | 105 min | 3.5% | 58 |
| PSA Airlines | 84.3% | 102 min | 8.9% | 258 |
| American Airlines | 81.1% | 122 min | 1.5% | 590 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MCI to PHL
On-time arrival % by scheduled departure hour (local time), 1,733 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 88.5% | 10.3% | 58 |
| 6am–7am | 86.2% | 3.2% | 524 |
| 7am–8am | 97.6% | 0.0% | 41 |
| 8am–9am | Limited data | 8 | |
| 9am–10am | Limited data | 4 | |
| 11am–12pm | 78.7% | 4.0% | 100 |
| 12pm–1pm | 79.0% | 3.1% | 64 |
| 1pm–2pm | 74.3% | 1.9% | 527 |
| 2pm–3pm | 75.8% | 0.0% | 33 |
| 3pm–4pm | Limited data | 22 | |
| 4pm–5pm | 67.3% | 4.6% | 281 |
| 5pm–6pm | 76.5% | 4.2% | 71 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MCI 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 | 26 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 70.0% | -11.0 pts | 7.0% | 43 |
| Summer peak (Jun 15 - Aug 15) | 71.9% | -9.1 pts | 5.8% | 381 |
| All other days | 81.0% | — | 2.3% | 1,283 |
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).