Flight Check

Best Airline: LAS to MKE

Las Vegas to Milwaukee — airline reliability comparison

Spirit Airlines is the most reliable airline on the LAS to MKE route with a 80% on-time rate, compared to Frontier Airlines at 64%. Based on 817 flights tracked.

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

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Spirit Airlines80%
Southwest Airlines74%
Frontier Airlines64%

LAS to MKE Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Spirit AirlinesNKBest80%1.2%71m817
Southwest AirlinesWN74%0.7%50m3,339
Frontier AirlinesF9Worst64%4.5%88m187

Route Overview

75%
Overall On-Time
55m
Avg Delay
1%
Cancel Rate
4,404
Total Flights
LAS to MKE Route DetailsReturn: MKE to LAS
LAS AirportMKE Airport

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