Flight Check

Best Airline: CLE to LAS

Cleveland to Las Vegas — airline reliability comparison

United Airlines is the most reliable airline on the CLE to LAS route with a 89% on-time rate, compared to Spirit Airlines at 67%. Based on 61 flights tracked.

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

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

United Airlines89%
Southwest Airlines79%
Frontier Airlines71%
Spirit Airlines67%

CLE to LAS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest89%0.0%57m61
Southwest AirlinesWN79%0.2%49m704
Frontier AirlinesF971%1.8%90m2,166
Spirit AirlinesNKWorst67%1.5%70m403

Route Overview

74%
Overall On-Time
81m
Avg Delay
1.5%
Cancel Rate
3,419
Total Flights
CLE to LAS Route DetailsReturn: LAS to CLE
CLE AirportLAS Airport

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