Best Time to Fly KOA to SAN: On-Time Stats by Hour & Airline
Ellison Onizuka Kona International at Keahole → San Diego International
Data through July 2026 · Last updated October 18, 2026
364 flights were scheduled from Kona (KOA) to San Diego (SAN) in the last 12 months, and 74.6% of those that flew arrived on time, 3.0 points below the US average of 77.6%.
Alaska Airlines was the only reporting airline with regular flights on this route.
July has been the best month (85% on time) and Friday the weakest day of the week (66%).
0.6% of flights were cancelled, versus 1.8% nationally.
KOA to SAN on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Alaska Airlines | 74.6% | 58 min | 0.6% | 364 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly KOA to SAN
On-time arrival % by scheduled departure hour (local time), 697 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 10am–11am | 89.9% | 0.5% | 210 |
| 11am–12pm | 75.8% | 1.5% | 202 |
| 12pm–1pm | 61.5% | 0.0% | 96 |
| 1pm–2pm | 61.0% | 0.0% | 41 |
| 2pm–3pm | 61.2% | 0.0% | 87 |
| 10pm–11pm | 82.0% | 0.0% | 61 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on KOA to SAN
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 83.3% | +9.0 pts | 0.0% | 30 |
| Summer peak (Jun 15 - Aug 15) | 81.5% | +7.1 pts | 0.0% | 124 |
| All other days | 74.3% | — | 0.8% | 531 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).