Flight Check

Best Airline: LAS to COS

Las Vegas to Colorado Springs — airline reliability comparison

Southwest Airlines is the most reliable airline on the LAS to COS route with a 76% on-time rate. Based on 3,344 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

Southwest Airlines76%

LAS to COS Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest76%0.5%52m3,344

Route Overview

76%
Overall On-Time
52m
Avg Delay
0.5%
Cancel Rate
3,344
Total Flights
LAS to COS Route DetailsReturn: COS to LAS
LAS AirportCOS Airport

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