SEA (Seattle) to OKC (Oklahoma City) flights arrive on time 85% of the time. The most reliable airline on this route is Alaska Airlines at 86%. The average delay is 37 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated May 2026.SEA → OKC
SEA (Seattle) to OKC (Oklahoma City)
SEA → OKC on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is usually on time. About 85% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Accurate?
Good to know
Departing from SEA
82% on timeExpect ~19 min sitting on the taxiway after your gate pushes back. SEA has long runway queues.
TSA is currently ~15 min. Best time: 4 AM (about 5 min).
Arriving at OKC
81% on timeWhen flights into OKC are late, the average delay is 70 minutes. Build buffer if you have ground plans.
If connecting at OKC: TSA is ~16 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.