Best Time to Fly CVG to PHL: On-Time Stats by Hour & Airline
Cincinnati/Northern Kentucky International → Philadelphia International
Data through July 2026 · Last updated October 18, 2026
1,258 flights were scheduled from Cincinnati (CVG) to Philadelphia (PHL) in the last 12 months, and 80.5% of those that flew arrived on time, 2.9 points above the US average of 77.6%.
Republic Airways was the most punctual of the 3 airlines on the route at 91.3%, while American Airlines trailed at 58.9%.
November has been the best month (86% on time) and Thursday the weakest day of the week (74%).
3.2% of flights were cancelled, versus 1.8% nationally.
CVG 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 | 91.3% | 65 min | 0.8% | 128 |
| PSA Airlines | 80.3% | 107 min | 3.6% | 1,074 |
| American Airlines | 58.9% | 115 min | 0.0% | 56 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CVG to PHL
On-time arrival % by scheduled departure hour (local time), 2,517 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 90.5% | 3.4% | 294 |
| 6am–7am | 85.7% | 1.3% | 149 |
| 7am–8am | 83.9% | 2.7% | 372 |
| 8am–9am | 78.8% | 1.1% | 277 |
| 10am–11am | 81.3% | 0.9% | 108 |
| 11am–12pm | 80.2% | 2.6% | 312 |
| 12pm–1pm | 78.6% | 2.3% | 86 |
| 1pm–2pm | 83.5% | 1.3% | 154 |
| 2pm–3pm | Limited data | 24 | |
| 3pm–4pm | 57.1% | 1.5% | 66 |
| 4pm–5pm | 64.2% | 2.4% | 424 |
| 5pm–6pm | 60.4% | 10.2% | 59 |
| 6pm–7pm | 63.6% | 5.5% | 128 |
| 7pm–8pm | 89.6% | 2.0% | 49 |
| 8pm–9pm | Limited data | 10 | |
| 9pm–10pm | Limited data | 5 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CVG 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) | 89.2% | +9.7 pts | 0.0% | 37 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.0% | -1.5 pts | 2.1% | 93 |
| Summer peak (Jun 15 - Aug 15) | 68.3% | -11.2 pts | 5.6% | 461 |
| All other days | 79.5% | — | 1.8% | 1,926 |
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).