Flight Check

Best Airline: CVG to PHL

Cincinnati to Philadelphia — airline reliability comparison

Republic Airways is the most reliable airline on the CVG to PHL route with a 91% on-time rate, compared to Frontier Airlines at 73%. Based on 225 flights tracked.

This route involves weather-prone airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Republic Airways91%
PSA Airlines81%
American Airlines77%
Frontier Airlines73%

CVG to PHL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Republic AirwaysYXBest91%0.8%51m225
PSA AirlinesOH81%1.9%87m3,103
American AirlinesAA77%1.4%144m433
Frontier AirlinesF9Worst73%2.3%65m307

Route Overview

80%
Overall On-Time
90m
Avg Delay
2.1%
Cancel Rate
4,127
Total Flights
CVG to PHL Route DetailsReturn: PHL to CVG
CVG AirportPHL Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.