The best bet has a stop: Alaska via San Diego (10h 15m) reaches Kailua/Kona on time 94% of the time, against 84% on the nonstop.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
Pick an hour to see this route’s flights leaving then.
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| United | 370 | 85% | 0.8% | 78 min |
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
| UA 1758 | DEN 12:15 | KOA 15:37 | 85% |
Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| United | DEN | KOA | 7h 22m | 85% | 0.8% | 370 | Flying now |
Alternatives with one stop
All connections →| AlaskaDetails → | DEN 06:00 → SAN 07:34AS 1617 | 1h 38m San Diego | SAN 09:12 → KOA 12:15AS 222 | 10h 15m | 98% | 94% |
| UnitedDetails → | DEN 06:04 → LAX 07:34UA 1093 | 1h 26m Los Angeles | LAX 09:00 → KOA 11:42UA 2373 | 9h 38m | 99% | 90% |
| SouthwestDetails → | DEN 05:45 → LAS 06:40WN 3106 | 2h 50m Las Vegas | LAS 09:30 → KOA 12:45WN 4452 | 11h 00m | 100% | 88% |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON