Cincinnati (CVG) to Philadelphia (PHL): On-Time Performance
Data through May 2026
When you fly CVG to PHL matters as much as anything else about the booking: the route swung from 90% on-time in April 2026 to just 44% in July 2025. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (84% vs 70%), which matters most in the rough months.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 23 min
- completed flights
- Cancelled
- 2.2%
- Flights/day
- 3.1
- last 12 months
- Duration
- 1h 46m
- scheduled
- Distance
- 507 mi
Best airline from CVG to PHL
4 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 90% | 7 min | 0.6% | 166 |
| PSA Airlines | 78% | 22 min | 2.3% | 1,959 |
| American Airlines | 72% | 42 min | 2.2% | 230 |
| Frontier Airlines | 68% | 30 min | 1.9% | 104 |
Monthly on-time trend
Best time to fly from CVG to PHL
Aim for departures around 5 a.m. (91% on-time); avoid 3 p.m. departures (56%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 27 min |
| Tuesday | 81% | 25 min |
| Wednesday | 80% | 23 min |
| Thursday | 74% | 23 min |
| Friday | 78% | 22 min |
| Saturdaybest | 82% | 19 min |
| Sunday | 76% | 22 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft36%
- Airline operations43%
- National airspace system17%
- Weather5%
Frequently asked questions
- How often are flights from CVG to PHL delayed?
- 22% of CVG–PHL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 23 minutes.
- Which airline is most reliable from CVG to PHL?
- Republic Airways has the best on-time record on this route at 90%, based on 166 flights. 4 airlines flew CVG–PHL frequently enough to compare in this period.
- What is the best time of day to fly from CVG to PHL?
- Departures around 5 a.m. have the best record (91% on-time), while departures around 3 p.m. have the worst (56%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from CVG to PHL?
- The scheduled CVG–PHL flight time averages 1h 46m over 507 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are CVG to PHL flights cancelled?
- 2.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
- What is the worst month to fly from CVG to PHL?
- July 2025 was the roughest month in this dataset, with only 44% of arrivals on time. The best was April 2026 at 90%. If your dates are flexible, that 46-point gap is worth planning around.
Explore related pages
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Based on 2,459 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.