Flight Check

Best Airline: LAS to RAP

Las Vegas to Rapid City — airline reliability comparison

Allegiant Air is the most reliable airline on the LAS to RAP route with a 82% on-time rate. Based on 85 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

Allegiant Air82%

LAS to RAP Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Allegiant AirG4Best82%0.0%43m85

Route Overview

81%
Overall On-Time
46m
Avg Delay
0%
Cancel Rate
85
Total Flights
LAS to RAP Route DetailsReturn: RAP to LAS
LAS AirportRAP Airport

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