Kailua-Kona (KOA) to San Jose (SJC) flights
Alaska Airlines flies nonstop from Ellison Onizuka Kona International Airport at Keāhole to Mineta San Jose International Airport, with about 4 flights a week in July 2026. The 2,384-mile flight takes about 4h 59m gate to gate.
- Distance
- 2,384 mi · 3,837 km
- Flight time
- 4h 59m
- Airlines
- 1
- Seats filled
- 82%
Airlines flying KOA to SJC
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Alaska Airlines | 4 | Boeing 737 MAX 9, Boeing 737-800, Airbus A321 | 21,880 | 4h 59m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
KOA to SJC flight schedule
1 flight numbers flew this route in August 2026. The first usually leaves at 12:51pm and the last at 12:51pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| AS 921Alaska Airlines | 12:51pm | 8:49pm | 10 | 68% |
Is KOA to SJC on time?
From September 2025 to August 2026, 73% of 151 flights arrived within 15 minutes of schedule and 0% were cancelled. Flights leaving around 1pm were the most punctual (93%), those around 2pm the least (35%). Most delay time was caused by late-arriving aircraft (67%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Alaska Airlines | 151 | 73% | 22 min | 0% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 12pm to 1pm | 40 | 68% | |
| 1pm to 2pm | 15 | 93% | |
| 2pm to 3pm | 18 | 35% | |
| 3pm to 4pm | 58 | 81% | |
| 5pm to 6pm | 15 | 73% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 13 | 1,834 | |
| September 2025 | 12 | 1,506 | |
| October 2025 | 13 | 1,722 | |
| November 2025 | 12 | 1,580 | |
| December 2025 | 14 | 1,863 | |
| January 2026 | 2 | 348 | |
| February 2026 | 10 | 1,252 | |
| March 2026 | 17 | 2,323 | |
| April 2026 | 13 | 1,898 | |
| May 2026 | 13 | 1,751 | |
| June 2026 | 16 | 2,522 | |
| July 2026 | 18 | 3,281 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.