Flight Check

Best Airline: DAL to LAX

Dallas to Los Angeles — airline reliability comparison

Delta Air Lines is the most reliable airline on the DAL to LAX route with a 81% on-time rate, compared to Southwest Airlines at 74%. Based on 801 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

Delta Air Lines81%
Southwest Airlines74%

DAL to LAX Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest81%0.8%66m801
Southwest AirlinesWNWorst74%1.1%52m5,601

Route Overview

75%
Overall On-Time
55m
Avg Delay
1%
Cancel Rate
6,402
Total Flights
DAL to LAX Route DetailsReturn: LAX to DAL
DAL AirportLAX Airport

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