Frontier Airlines is the most reliable airline on the CVG to PHX route with a 83% on-time rate, compared to American Airlines at 79%. Based on 579 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CVG to PHX
Cincinnati to Phoenix — airline reliability comparison
On-Time Rate by Airline
Frontier Airlines83%
American Airlines79%
CVG to PHX Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Frontier AirlinesF9Best | 83% | 1.1% | 66m | 579 |
| American AirlinesAAWorst | 79% | 0.5% | 91m | 1,287 |
Route Overview
80%
Overall On-Time
87m
Avg Delay
0.6%
Cancel Rate
1,920
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.