Flight Check

Best Airline: DFW to PHL

Dallas to Philadelphia — airline reliability comparison

Spirit Airlines is the most reliable airline on the DFW to PHL route with a 81% on-time rate, compared to Frontier Airlines at 66%. Based on 318 flights tracked.

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

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Spirit Airlines81%
American Airlines73%
Frontier Airlines66%

DFW to PHL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Spirit AirlinesNKBest81%3.3%80m318
American AirlinesAA73%2.5%72m11,017
Frontier AirlinesF9Worst66%2.6%91m1,008

Route Overview

72%
Overall On-Time
74m
Avg Delay
2.5%
Cancel Rate
12,362
Total Flights
DFW to PHL Route DetailsReturn: PHL to DFW
DFW AirportPHL Airport

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