Route on-time record

CVG to PHL: most on-time flights and the best time to fly

Cincinnati / Covington (Cincinnati Northern Kentucky International Airport) to Philadelphia (Philadelphia International Airport). 1,137 nonstop flights in Jun 2025 to May 2026, 78% arrived within 15 minutes and 2.7% were cancelled. The most reliable flight number was Republic 4643 at 1:57 PM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

CVG → PHL

Cincinnati / Covington to Philadelphia: 1,137 nonstop flights a year

On time (12 months)

78%

Cancelled

2.7%

avg delay 23 min

Best time to leave

Noon to 3 PM

91% on time vs 65% 3 to 6 PM

Most reliable airline

Republic

84% chance on time

Check CVG to PHL fares

Lowest nonstop fare seen in the next two months: $395 (American 5514 on 2026-10-20). Fares open on our travel partner (Aviasales). Pick the flight number you chose here.

Most reliable nonstop flights

Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.

#1 · Republic 4643 · sold as American Eagle, Delta Connection or United Express
1:57 PM → 3:47 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-20.
93%
chance on time
On time (history)
100%
Cancelled
0.0%
Avg arrival delay
1 min
- Arrived on time 100% of the time (38 flights, Jun 2025 to May 2026).
- Never cancelled in 38 scheduled flights.
- Leaves in this route's most on-time window (Noon to 3 PM: 91% on time; 3 to 6 PM: 65%).
- Lands inside PHL's trouble window: 72% of its 95 ground stops and delay programs started between 2 PM and 8 PM.
Limited track record · 38 flights
Find 1:57 PM flight fares Opens this date on Aviasales
#2 · Republic 4777 · sold as American Eagle, Delta Connection or United Express
7:12 PM → 9:02 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-19.
91%
chance on time
On time (history)
97%
Cancelled
2.6%
Avg arrival delay
3 min
- Arrived on time 97% of the time (37 flights, Jun 2025 to May 2026).
- Short track record (37 flights), so its score leans on the airline's record at this hour.
Limited track record · 37 flights
Find 7:12 PM flight fares Opens this date on Aviasales
#3 · PSA 5578 · sold as American Eagle
7:56 AM → 9:44 AM1h 48m nonstop
Local times, typical schedule. Last flown 2026-05-31.
82%
chance on time
On time (history)
84%
Cancelled
1.8%
Avg arrival delay
17 min
- Arrived on time 84% of the time (322 flights, Jun 2025 to May 2026).
Strong track record · 322 flights
Find 7:56 AM flight fares Opens this date on Aviasales
#4 · PSA 5117 · sold as American Eagle
10:24 AM → 12:10 PM1h 46m nonstop
Local times, typical schedule. Last flown 2026-05-20.
80%
chance on time
On time (history)
89%
Cancelled
0.0%
Avg arrival delay
13 min
- Arrived on time 89% of the time (44 flights, Jun 2025 to May 2026).
- Never cancelled in 44 scheduled flights.
- 54% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (44 flights), so its score leans on the airline's record at this hour.
Limited track record · 44 flights
Find 10:24 AM flight fares Opens this date on Aviasales
#5 · PSA 5151 · sold as American Eagle
5:25 AM → 7:11 AM1h 46m nonstop
Local times, typical schedule. Last flown 2026-04-06.
79%
chance on time
On time (history)
83%
Cancelled
4.8%
Avg arrival delay
20 min
- Arrived on time 83% of the time (120 flights, Jun 2025 to May 2026).
- Cancelled 4.8% of the time (6 of 126).
Moderate track record · 120 flights
Find 5:25 AM flight fares Opens this date on Aviasales
#6 · PSA 5605 · sold as American Eagle
11:14 AM → 12:59 PM1h 45m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as PSA 5558; its record covers all of them.
75%
chance on time
On time (history)
77%
Cancelled
1.8%
Avg arrival delay
19 min
- Arrived on time 77% of the time (56 flights, Jun 2025 to May 2026).
- 57% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (56 flights), so its score leans on the airline's record at this hour.
Limited track record · 56 flights
Find 11:14 AM flight fares Opens this date on Aviasales
#7 · PSA 5188 · sold as American Eagle
4:08 PM → 5:57 PM1h 49m nonstop
Local times, typical schedule. Last flown 2026-05-19.
74%
chance on time
On time (history)
88%
Cancelled
2.3%
Avg arrival delay
4 min
- Arrived on time 88% of the time (43 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 65% on time; Noon to 3 PM: 91%).
- Lands inside PHL's trouble window: 72% of its 95 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (43 flights), so its score leans on the airline's record at this hour.
Limited track record · 43 flights
Find 4:08 PM flight fares Opens this date on Aviasales
#8 · PSA 5513 · sold as American Eagle
5:05 PM → 6:54 PM1h 49m nonstop
Local times, typical schedule. Last flown 2026-04-06.
68%
chance on time
On time (history)
67%
Cancelled
4.0%
Avg arrival delay
65 min
- Arrived on time 67% of the time (24 flights, Jun 2025 to May 2026).
- Leaves in this route's least on-time window (3 to 6 PM: 65% on time; Noon to 3 PM: 91%).
- Lands inside PHL's trouble window: 72% of its 95 ground stops and delay programs started between 2 PM and 8 PM.
- Short track record (24 flights), so its score leans on the airline's record at this hour.
Limited track record · 24 flights
Find 5:05 PM flight fares Opens this date on Aviasales
#9 · PSA 5514 · sold as American Eagle
1:33 PM → 3:21 PM1h 48m nonstop
Local times, typical schedule. Last flown 2026-05-31.
64%
chance on time
On time (history)
32%
Cancelled
5.6%
Avg arrival delay
75 min
- Arrived on time 32% of the time (34 flights, Jun 2025 to May 2026).
- Cancelled 5.6% of the time (2 of 36).
- Leaves in this route's most on-time window (Noon to 3 PM: 91% on time; 3 to 6 PM: 65%).
- Lands inside PHL's trouble window: 72% of its 95 ground stops and delay programs started between 2 PM and 8 PM.
Limited track record · 34 flights
Find 1:33 PM flight fares Opens this date on Aviasales
#10 · PSA 5515 · sold as American Eagle
6:36 PM → 8:26 PM1h 50m nonstop
Local times, typical schedule. Last flown 2026-05-31.
62%
chance on time
On time (history)
52%
Cancelled
3.7%
Avg arrival delay
56 min
- Arrived on time 52% of the time (25 flights, Jun 2025 to May 2026).
- 59% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (25 flights), so its score leans on the airline's record at this hour.
Limited track record · 25 flights
Find 6:36 PM flight fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Republic Airways (sold as American Eagle, Delta Connection or United Express)84%
130 flights · 91% on time as flown · 1.8% cancel
PSA Airlines (sold as American Eagle)76%
943 flights · 78% on time as flown · 3.0% cancel
American Airlines66%
64 flights · 56% on time as flown · 2.4% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM85%
441 flights · avg delay 17 min
9 AM to noon80%
198 flights · avg delay 22 min
Noon to 3 PM91%
100 flights · avg delay 6 min
3 to 6 PM65%
309 flights · avg delay 36 min
6 to 9 PM72%
89 flights · avg delay 28 min

Best day: Saturday (84%). Worst: Sunday (75%).

On time by month

All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.

What delays this route

Late-arriving aircraft40%
Airline (crew, maintenance, boarding)35%
Air traffic control and airport volume17%
Severe weather9%

Share of delay minutes by the cause airlines report to the US DOT.

Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure

CVG to PHL questions

What time of day is best to fly CVG to PHL?: Noon to 3 PM: 91% of flights arrived on time, against 65% for departures 3 to 6 PM.
Which airline is most on time from CVG to PHL?: Republic, with a season-adjusted 84% chance of operating and arriving on time over 130 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
What is the worst month for delays on CVG to PHL?: July (68% on time); the best was November (85%), averaged over Jun 2023 to May 2026.
Is this a prediction for my flight?: No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.

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