Flight Check

Best Airline: DAL to PHL

Dallas to Philadelphia — airline reliability comparison

Southwest Airlines is the most reliable airline on the DAL to PHL route with a 72% on-time rate. Based on 423 flights tracked.

This route involves weather-prone airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Southwest Airlines72%

DAL to PHL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest72%1.0%54m423

Route Overview

72%
Overall On-Time
53m
Avg Delay
0.7%
Cancel Rate
423
Total Flights
DAL to PHL Route DetailsReturn: PHL to DAL
DAL AirportPHL Airport

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