Flight Check

Best Airline: MIA to DFW

Miami to Dallas — airline reliability comparison

American Airlines is the most reliable airline on the MIA to DFW route with a 73% on-time rate, compared to Spirit Airlines at 66%. Based on 14,411 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

American Airlines73%
Frontier Airlines66%
Spirit Airlines66%

MIA to DFW Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
American AirlinesAABest73%1.8%80m14,411
Frontier AirlinesF966%2.8%75m738
Spirit AirlinesNKWorst66%2.5%71m1,450

Route Overview

72%
Overall On-Time
79m
Avg Delay
1.9%
Cancel Rate
16,615
Total Flights
MIA to DFW Route DetailsReturn: DFW to MIA
MIA AirportDFW Airport

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