Flight Check

Best Airline: FLL to ATL

Fort Lauderdale to Atlanta — airline reliability comparison

Southwest Airlines is the most reliable airline on the FLL to ATL route with a 79% on-time rate, compared to JetBlue Airways at 54%. Based on 2,473 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

Southwest Airlines79%
Delta Air Lines78%
Spirit Airlines61%
Frontier Airlines61%
JetBlue Airways54%

FLL to ATL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Southwest AirlinesWNBest79%0.9%56m2,473
Delta Air LinesDL78%1.2%76m15,065
Spirit AirlinesNK61%1.8%65m5,729
Frontier AirlinesF961%3.7%90m2,158
JetBlue AirwaysB6Worst54%2.6%73m1,392

Route Overview

72%
Overall On-Time
73m
Avg Delay
1.6%
Cancel Rate
26,822
Total Flights
FLL to ATL Route DetailsReturn: ATL to FLL
FLL AirportATL Airport

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