1,151 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: airlines and hours on this route all land within a few points of 88% on time.

Best time to leave 7–8 am 92% arrive on time from SFO

Best single flight UA 1721 SFO 08:10 → KOA 10:40 · 88% on time Avoid UA 1723 SFO 16:55 → KOA 19:31 · 83% on time

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).

SFO

% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Kailua/Kona flights leaving SFO 7–8 am: 2Close ×


AS 693	SFO 07:00	KOA 09:34	5h 34m	52	96%	0.0%	114 min
AS 39	SFO 07:00	KOA 09:36	5h 36m	48	98%	0.0%	184 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.


Alaska	231	92%	0.0%	67 min
United	920	87%	0.3%	52 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 1721	SFO 08:10	KOA 10:40	88%
UA 1723	SFO 16:55	KOA 19:31	83%

All 6 flights on this route →

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.


Alaska	SFO	KOA	5h 34m	92%	0.0%	231	Flying now
United	SFO	KOA	5h 37m	87%	0.3%	920	Flying now

Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

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