FLL (Fort Lauderdale) to SDF (Louisville) flights arrive on time 76% of the time. The most reliable airline on this route is Allegiant Air at 83%. The average delay is 66 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.FLL → SDF
FLL (Fort Lauderdale) to SDF (Louisville)
FLL → SDF on-time performance by month
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JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is on time most of the time. About 76% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Allegiant Air edges out Spirit Airlines on this route — 83% vs 73% on time.
Airline Comparison
Allegiant Air leads at 83% on time; Spirit Airlines trails at 73%.
Accurate?
Good to know
Departing from FLL
75% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. FLL has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at SDF
81% on timeWhen flights into SDF are late, the average delay is 74 minutes. Build buffer if you have ground plans.
If connecting at SDF: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
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Data last updated March 2026. Source: Bureau of Transportation Statistics.