Flight Check

Best Airline: BOS to CVG

Boston to Cincinnati — airline reliability comparison

Endeavor Air is the most reliable airline on the BOS to CVG route with a 93% on-time rate, compared to at 68%. Based on 16 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

Endeavor Air93%
Republic Airways86%
Frontier Airlines86%
Delta Air Lines75%
68%

BOS to CVG Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Endeavor Air9EBest93%6.3%155m16
Republic AirwaysYX86%1.7%53m4,218
Frontier AirlinesF986%1.0%53m105
Delta Air LinesDL75%2.3%101m903
MQWorst68%1.9%81m1,263

Route Overview

80%
Overall On-Time
69m
Avg Delay
1.9%
Cancel Rate
6,562
Total Flights
BOS to CVG Route DetailsReturn: CVG to BOS
BOS AirportCVG Airport

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