Route
MIA → CVG
Miami International Airport Cincinnati Northern Kentucky International Airport
How punctual is this route?
- On-time arrivals
- 81.4%
- Less than 15 minutes late
- Cancelled
- 0.9%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 989
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 53%
- Air traffic control & airport 23%
- Airline (crew, maintenance, cleaning) 21%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.7% | 60 |
| October 2025 | 85.3% | 68 |
| November 2025 | 86.2% | 87 |
| December 2025 | 75.7% | 107 |
| January 2026 | 79.0% | 109 |
| February 2026 | 75.6% | 82 |
| March 2026 | 73.7% | 123 |
| April 2026 | 86.2% | 80 |
| May 2026 | 84.7% | 72 |
| June 2026 | 93.2% | 60 |
| July 2026 | 75.8% | 62 |
| August 2026 | 92.4% | 79 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Envoy Air | 805 | 83.5% | 0.6% | 49 min |
| Frontier Airlines | 102 | 67.7% | 2.9% | 84 min |
| American Airlines | 76 | 78.7% | 1.3% | 107 min |
| Republic Airways | 5 | 60.0% | 0.0% | 67 min |
| Delta Air Lines | 1 | 100.0% | 0.0% | — |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
MQ4115
17% late · 209 flights
-
MQ3676
16% late · 155 flights
-
MQ3757
23% late · 93 flights
-
MQ4121
5% late · 76 flights
-
F93523
18% late · 50 flights
-
MQ3554
22% late · 46 flights
-
MQ3969
16% late · 44 flights
-
F91443
40% late · 43 flights
-
MQ3698
17% late · 37 flights
-
MQ3619
24% late · 33 flights
-
AA485
23% late · 32 flights
-
MQ3405
24% late · 30 flights
-
MQ3433
15% late · 27 flights
-
MQ4099
0% late · 24 flights
-
MQ3472
18% late · 22 flights
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