Best Time to Fly SAN to KOA: On-Time Stats by Hour & Airline
San Diego International → Ellison Onizuka Kona International at Keahole
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 81.5% of San Diego (SAN) to Kona (KOA) flights arrived on time (364 scheduled flights). That is 3.9 points above the national average of 77.6%.
Alaska Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Tuesday was the most reliable day (86% on time) and October the worst month (62%).
The cancellation rate was 0.3% (US average 1.8%).
SAN to KOA 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 | 81.5% | 45 min | 0.3% | 364 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SAN to KOA
On-time arrival % by scheduled departure hour (local time), 697 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 74.8% | 0.0% | 171 |
| 10am–11am | 86.3% | 0.5% | 185 |
| 11am–12pm | 81.1% | 0.0% | 341 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SAN to KOA
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) | Limited data | 30 | ||
| Summer peak (Jun 15 - Aug 15) | 75.0% | -8.4 pts | 0.0% | 124 |
| All other days | 83.4% | — | 0.2% | 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).