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

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

No clear winner: Alaska’s SEA → LIH flights land within a few points of 73% on time whatever the hour.

Best time to leave 6–7 pm 76% arrive on time from SEA

Best single flight AS 237 SEA 18:13 → LIH 21:25 · 76% on time Avoid AS 258 SEA 11:28 → LIH 14:40 · 69% 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 237	SEA 18:13	LIH 21:25	76%
AS 258	SEA 11:28	LIH 14:40	69%

All 3 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 256	SEA 11:24	LIH 14:40	6h 16m	32	75%	0.0%	46 min
AS 258	SEA 11:28	LIH 14:40	6h 12m	202	69%	0.5%	57 min
AS 237	SEA 18:13	LIH 21:25	6h 12m	236	76%	0.0%	50 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	LIH	6h 18m	73%	0.3%	729	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