Showing Alaska only (incl. its regional partners)All airlines ×

2,718 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Alaska’s SEA → SFO flights land within a few points of 3 in 5 on time whatever the hour.

Best time to leave 2–3 pm 70% arrive on time from SEA

Best single flight AS 1385 SEA 16:36 → SFO 18:48 · 71% on time Avoid AS 725 SEA 07:03 → SFO 09:20 · 52% 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).

SEA

% 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

Pick an hour to see this route’s flights leaving then.

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.


AS 1385	SEA 16:36	SFO 18:48	71%
AS 655	SEA 11:42	SFO 14:04	70%
AS 680	SEA 13:20	SFO 15:31	69%
AS 590	SEA 20:42	SFO 22:55	57%
AS 688	SEA 17:59	SFO 20:16	55%
· · ·
AS 528	SEA 08:53	SFO 11:09	54%
AS 725	SEA 07:03	SFO 09:20	52%

All 12 Alaska flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.


AS 1475	SEA 07:00	SFO 09:18	2h 18m	46	19%	6.5%	51 min
AS 725	SEA 07:03	SFO 09:20	2h 17m	268	52%	2.2%	48 min
AS 528	SEA 08:53	SFO 11:09	2h 16m	219	54%	0.9%	55 min
AS 655	SEA 11:42	SFO 14:04	2h 22m	274	70%	0.0%	50 min
AS 680	SEA 13:20	SFO 15:31	2h 11m	249	69%	1.2%	51 min
AS 1385	SEA 16:36	SFO 18:48	2h 12m	233	71%	1.3%	41 min
AS 791	SEA 17:36	SFO 19:52	2h 16m	51	28%	2.0%	46 min
AS 688	SEA 17:59	SFO 20:16	2h 17m	209	55%	0.5%	58 min
AS 619	SEA 18:36	SFO 20:48	2h 12m	51	29%	0.0%	65 min
AS 628	SEA 19:42	SFO 21:54	2h 12m	51	12%	0.0%	64 min
AS 590	SEA 20:42	SFO 22:55	2h 13m	210	57%	0.5%	69 min
AS 411	SEA 21:42	SFO 23:59	2h 17m	90	64%	0.0%	58 min

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	SEA	SFO	2h 16m	59%	1.2%	2,718	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