Flight Check

Best Airline: PHX to ATL

Phoenix to Atlanta — airline reliability comparison

Delta Air Lines is the most reliable airline on the PHX to ATL route with a 88% on-time rate, compared to Frontier Airlines at 65%. Based on 8,106 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 Lines88%
Southwest Airlines79%
American Airlines77%
Frontier Airlines65%

PHX to ATL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest88%0.9%83m8,106
Southwest AirlinesWN79%0.1%48m2,034
American AirlinesAA77%0.4%74m2,349
Frontier AirlinesF9Worst65%1.4%66m742

Route Overview

83%
Overall On-Time
73m
Avg Delay
0.7%
Cancel Rate
13,261
Total Flights
PHX to ATL Route DetailsReturn: ATL to PHX
PHX AirportATL Airport

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