Flight Check

Best Airline: LAS to DAL

Las Vegas to Dallas — airline reliability comparison

Southwest Airlines is the most reliable airline on the LAS to DAL route with a 74% on-time rate. Based on 10,391 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 Airlines74%

LAS to DAL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest74%1.4%51m10,391

Route Overview

74%
Overall On-Time
51m
Avg Delay
1.4%
Cancel Rate
10,391
Total Flights
LAS to DAL Route DetailsReturn: DAL to LAS
LAS AirportDAL Airport

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