KOA → SJC: cancellations & delays
Over Jan 2023 - Apr 2026, 1.0% of Ellison Onizuka Kona International Airport at Keāhole (KOA) to Norman Y. Mineta San Jose International Airport (SJC) flights were cancelled and 18.6% arrived at least 15 minutes late, across 1,171 flights, flown by AS, WN. Cancellations peak in January.
Check today's live KOA departures →Airport pages: Ellison Onizuka Kona International Airport at Keāhole (KOA) · Norman Y. Mineta San Jose International Airport (SJC)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.