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Showing Alaska only (incl. its regional partners)All airlines ×
1,267 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Alaska’s EWR → SEA flights land within a few points of 72% on time whatever the hour.

Best time to leave 9–10 am 87% arrive on time from EWR
Best single flight AS 280 EWR 15:45 → SEA 18:56 · 79% on time Avoid AS 462 EWR 17:36 → SEA 20:58 · 72% 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).

7
8
9
10
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14
15
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EWR
86
91
88
83
78
79
72
% 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 280 EWR 15:45 SEA 18:56 79%
AS 299 EWR 07:25 SEA 10:35 74%
AS 462 EWR 17:36 SEA 20:58 72%

All 6 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 299 EWR 07:25 SEA 10:35 6h 10m 293 74% 1.4% 61 min
AS 230 EWR 09:30 SEA 12:43 6h 13m 52 82% 1.9% 171 min
AS 373 EWR 09:30 SEA 12:43 6h 13m 28 96% 0.0% 29 min
AS 280 EWR 15:45 SEA 18:56 6h 11m 249 79% 4.0% 51 min
AS 356 EWR 16:31 SEA 19:48 6h 17m 51 73% 5.9% 98 min
AS 462 EWR 17:36 SEA 20:58 6h 22m 360 72% 3.1% 84 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 EWR SEA 6h 13m 72% 2.8% 1,267 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