Flight Check

Best Airline: LAS to GRR

Las Vegas to Grand Rapids — airline reliability comparison

Southwest Airlines is the most reliable airline on the LAS to GRR route with a 83% on-time rate, compared to Allegiant Air at 75%. Based on 407 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 Airlines83%
Allegiant Air75%

LAS to GRR Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest83%0.0%42m407
Allegiant AirG4Worst75%0.1%74m736

Route Overview

77%
Overall On-Time
66m
Avg Delay
0.1%
Cancel Rate
1,161
Total Flights
LAS to GRR Route DetailsReturn: GRR to LAS
LAS AirportGRR Airport

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