Frontier Airlines is the most reliable airline on the PWM to CVG route with a 87% on-time rate. Based on 26 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: PWM to CVG
Portland to Cincinnati — airline reliability comparison
On-Time Rate by Airline
Frontier Airlines87%
PWM to CVG Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Frontier AirlinesF9Best | 87% | 11.5% | 55m | 26 |
Route Overview
87%
Overall On-Time
55m
Avg Delay
11.5%
Cancel Rate
26
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.