Flight Check

Best Airline: CLE to RDU

Cleveland to Raleigh — airline reliability comparison

Frontier Airlines is the most reliable airline on the CLE to RDU route with a 80% on-time rate. Based on 589 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

Frontier Airlines80%

CLE to RDU Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Frontier AirlinesF9Best80%2.1%54m589

Route Overview

81%
Overall On-Time
55m
Avg Delay
2.2%
Cancel Rate
589
Total Flights
CLE to RDU Route DetailsReturn: RDU to CLE
CLE AirportRDU Airport

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