SEA (Seattle) to HNL (Honolulu) flights arrive on time 72% of the time. The most reliable airline on this route is Delta Air Lines at 82%. The average delay is 63 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated October 2026.SEA → HNL
SEA (Seattle) to HNL (Honolulu)
SEA → HNL on-time performance by month
24
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JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is delayed fairly often. About 72% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Delta Air Lines is significantly more reliable on this route at 82% on time vs Hawaiian Airlines at 65%.
Airline Comparison
Delta Air Lines leads at 82% on time; Hawaiian Airlines trails at 65%.
Accurate?
Good to know
Departing from SEA
81% on timeExpect ~20 min sitting on the taxiway after your gate pushes back. SEA has long runway queues.
TSA is currently ~27 min. Best time: 4 AM (about 5 min).
Arriving at HNL
83% on timeWhen flights into HNL are late, the average delay is 55 minutes. Build buffer if you have ground plans.
If connecting at HNL: TSA is ~18 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Delta Air Lines owes you — refund rights, action plan, complaint email. Free.
Flying out of SEA? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated October 2026. Source: Bureau of Transportation Statistics.