FLL (Fort Lauderdale) to SEA (Seattle) flights arrive on time 74% of the time. The most reliable airline on this route is Delta Air Lines at 76%. The average delay is 66 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.FLL → SEA
FLL (Fort Lauderdale) to SEA (Seattle)
FLL → SEA on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 74% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Airlines are roughly equal on this route — Delta Air Lines leads slightly at 76% vs Alaska Airlines at 73%.
Airline Comparison
Delta Air Lines leads at 76% on time; Alaska 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 ~16 min. Best time: 4 AM (about 5 min).
Arriving at SEA
82% on timeWhen flights into SEA are late, the average delay is 57 minutes. Build buffer if you have ground plans.
If connecting at SEA: TSA is ~15 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.