FlightRecord

San Jose (SJC) to Kona (KOA): On-Time Performance

Data through May 2026

San Jose (SJC) to Kona (KOA) is a thinner route than most in this dataset — 146 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 90% arrived on time, comfortably above the national average of 78%.

On-time
90%
arrived <15 min late
Avg delay
5 min
completed flights
Cancelled
0.2%
Flights/day
0.40
last 12 months
Duration
5h 33m
scheduled
Distance
2,384 mi

Monthly on-time trend

Monthly on-time percentage for SJC to KOA flights50%75%100%June 2024: 84% on-time (25 flights)84Jun 2024July 2024: 77% on-time (31 flights)77August 2024: 77% on-time (31 flights)77September 2024: 90% on-time (29 flights)90Sep 2024October 2024: 93% on-time (30 flights)93November 2024: 90% on-time (29 flights)90December 2024: 94% on-time (31 flights)94Dec 2024January 2025: 95% on-time (20 flights)95February 2025: 88% on-time (16 flights)88March 2025: 100% on-time (12 flights)100Mar 2025April 2025: 100% on-time (7 flights)100May 2025: 100% on-time (13 flights)100June 2025: 100% on-time (13 flights)100Jun 2025July 2025: 83% on-time (13 flights)83August 2025: 100% on-time (13 flights)100September 2025: 100% on-time (13 flights)100Sep 2025October 2025: 93% on-time (14 flights)93November 2025: 100% on-time (12 flights)100December 2025: 86% on-time (14 flights)86Dec 2025January 2026: 100% on-time (2 flights)100February 2026: 80% on-time (10 flights)80March 2026: 94% on-time (16 flights)94Mar 2026April 2026: 92% on-time (13 flights)92May 2026: 85% on-time (13 flights)85

Best time to fly from SJC to KOA

By day of week

DayOn-timeAvg delay
Monday89%7 min
Tuesday90%5 min
Wednesday91%5 min
Thursday90%4 min
Fridaybest91%3 min
Saturday89%5 min
Sunday89%8 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft22%
  • Airline operations42%
  • National airspace system30%
  • Weather3%
  • Security4%

Frequently asked questions

How often are flights from SJC to KOA delayed?
10% of SJC–KOA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 5 minutes.
How long is the flight from SJC to KOA?
The scheduled SJC–KOA flight time averages 5h 33m over 2,384 miles. Actual arrival times vary — flights on this route land 15+ minutes late 10% of the time.
How often are SJC to KOA flights cancelled?
0.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What day of the week is most reliable for SJC to KOA?
Friday flights have the best record at 91% on-time. Day-of-week differences on this route are modest.

Based on 420 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.