HNL (Honolulu) to ITO (Hilo) flights arrive on time 90% of the time. The most reliable airline on this route is Southwest Airlines at 91%. The average delay is 40 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 → ITO
HNL (Honolulu) to ITO (Hilo)
HNL → ITO on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is usually on time. About 90% 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 91% vs Hawaiian Airlines at 89%.
Airline Comparison
Southwest Airlines leads at 91% on time; Hawaiian Airlines trails at 89%.
Accurate?
Good to know
Departing from HNL
84% on timeTSA is currently ~11 min. Best time: 4 AM (about 5 min).
Arriving at ITO
87% on timeWhen flights into ITO are late, the average delay is 42 minutes. Build buffer if you have ground plans.
If connecting at ITO: TSA is ~25 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.