SMF (Sacramento) to KOA (Kona) flights arrive on time 91% of the time. The most reliable airline on this route is Southwest Airlines at 93%. The average delay is 56 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated May 2026.SMF → KOA
SMF (Sacramento) to KOA (Kona)
SMF → KOA on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is usually on time. About 91% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Airlines are roughly equal on this route — Southwest Airlines leads slightly at 93% vs Hawaiian Airlines at 90%.
Airline Comparison
Southwest Airlines leads at 93% on time; Hawaiian Airlines trails at 90%.
Accurate?
Good to know
Departing from SMF
82% on timeTSA is currently ~15 min. Best time: 4 AM (about 5 min).
Arriving at KOA
86% on timeWhen flights into KOA are late, the average delay is 54 minutes. Build buffer if you have ground plans.
If connecting at KOA: TSA is ~11 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.