Flight Check

Best Airline: LAS to GEG

Las Vegas to Spokane — airline reliability comparison

Southwest Airlines is the most reliable airline on the LAS to GEG route with a 77% on-time rate, compared to Allegiant Air at 75%. Based on 2,369 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 Airlines77%
Allegiant Air75%

LAS to GEG Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest77%0.3%45m2,369
Allegiant AirG4Worst75%0.0%53m20

Route Overview

76%
Overall On-Time
48m
Avg Delay
0.3%
Cancel Rate
2,732
Total Flights
LAS to GEG Route DetailsReturn: GEG to LAS
LAS AirportGEG Airport

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