Flight Check

Best Airline: DCA to ATL

Washington to Atlanta — airline reliability comparison

Republic Airways is the most reliable airline on the DCA to ATL route with a 83% on-time rate, compared to PSA Airlines at 75%. Based on 2,489 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

Republic Airways83%
Delta Air Lines82%
Southwest Airlines80%
79%
American Airlines79%
PSA Airlines75%

DCA to ATL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Republic AirwaysYXBest83%3.4%59m2,489
Delta Air LinesDL82%1.8%85m13,710
Southwest AirlinesWN80%1.4%60m4,750
MQ79%3.7%74m438
American AirlinesAA79%1.7%93m512
PSA AirlinesOHWorst75%5.3%80m2,666

Route Overview

81%
Overall On-Time
78m
Avg Delay
2.2%
Cancel Rate
24,650
Total Flights
DCA to ATL Route DetailsReturn: ATL to DCA
DCA AirportATL Airport

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