HNL (Honolulu) to ONT (Ontario) flights arrive on time 77% of the time. The most reliable airline on this route is Alaska Airlines at 87%. The average delay is 45 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated May 2026.HNL → ONT
HNL (Honolulu) to ONT (Ontario)
HNL → ONT on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is on time most of the time. About 77% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Alaska Airlines edges out Hawaiian Airlines on this route — 87% vs 74% on time.
Airline Comparison
Alaska Airlines leads at 87% on time; Hawaiian Airlines trails at 74%.
Accurate?
Good to know
Departing from HNL
84% on timeTSA is currently ~11 min. Best time: 4 AM (about 5 min).
Arriving at ONT
82% on timeWhen flights into ONT are late, the average delay is 63 minutes. Build buffer if you have ground plans.
If connecting at ONT: TSA is ~13 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.