Frontier Airlines is the most reliable airline on the CVG to RDU route with a 85% on-time rate, compared to at 63%. Based on 89 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: CVG to RDU
Cincinnati to Raleigh — airline reliability comparison
On-Time Rate by Airline
Frontier Airlines85%
Republic Airways85%
Endeavor Air80%
SkyWest Airlines79%
63%
CVG to RDU Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Frontier AirlinesF9Best | 85% | 4.4% | 24m | 89 |
| Republic AirwaysYX | 85% | 1.9% | 61m | 410 |
| Endeavor Air9E | 80% | 0.0% | 64m | 251 |
| SkyWest AirlinesOO | 79% | 0.9% | 93m | 206 |
| MQWorst | 63% | 0.4% | 91m | 231 |
Route Overview
79%
Overall On-Time
75m
Avg Delay
1.2%
Cancel Rate
1,248
Total Flights
Flying out of CVG? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.