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

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

Leave before 9 am: 94% depart on time. After 4 pm it’s 65%.

Best time to leave 1–2 pm 96% arrive on time from STS

Best single flight AS 1322 STS 12:52 → SEA 14:55 · 76% 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).

STS

% 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 1322	STS 12:52	SEA 14:55	76%

All 4 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 1322	STS 12:52	SEA 14:55	2h 03m	189	76%	1.1%	39 min
AS 1321	STS 13:09	SEA 15:16	2h 07m	69	76%	1.4%	80 min
AS 3044flown by SkyWest	STS 19:23	SEA 21:30	2h 07m	42	76%	0.0%	46 min
AS 2142flown by Horizon	STS 20:26	SEA 22:25	1h 59m	28	68%	0.0%	39 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	STS	SEA	2h 03m	78%	1.9%	693	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