is the most reliable airline on the CVG to MIA route with a 81% on-time rate, compared to American Airlines at 64%. Based on 2,875 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CVG to MIA
Cincinnati to Miami — airline reliability comparison
On-Time Rate by Airline
81%
Frontier Airlines74%
American Airlines64%
CVG to MIA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| MQBest | 81% | 0.7% | 68m | 2,875 |
| Frontier AirlinesF9 | 74% | 2.6% | 78m | 759 |
| American AirlinesAAWorst | 64% | 1.6% | 141m | 173 |
Route Overview
79%
Overall On-Time
76m
Avg Delay
1.1%
Cancel Rate
3,872
Total Flights
Flying out of CVG? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.