Flight Check

Best Airline: HOU to ATL

Houston to Atlanta — airline reliability comparison

Delta Air Lines is the most reliable airline on the HOU to ATL route with a 85% on-time rate, compared to Southwest Airlines at 80%. Based on 5,231 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 Lines85%
Southwest Airlines80%

HOU to ATL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest85%1.4%104m5,231
Southwest AirlinesWNWorst80%0.8%52m5,736

Route Overview

82%
Overall On-Time
73m
Avg Delay
1.1%
Cancel Rate
10,967
Total Flights
HOU to ATL Route DetailsReturn: ATL to HOU
HOU AirportATL Airport

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