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Sun, Oct 4 has passed, so this is the 12-month record.

6,676 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s 4 in 5.

Best time to leave 11 am–12 pm 92% arrive on time from ANC
Best single flight DL 925 ANC 01:30 → SEA 06:09 · 90% on time Avoid AS 47 ANC 07:00 → SEA 11:35 · 80% 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).

5
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ANC
92
92
90
90
90
90
88
87
84
80
77
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83
% 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.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Delta 1,614 89% 0.7% 108 min
Alaska (incl. Horizon) 5,000 87% 0.9% 54 min
Hawaiian 62 – 0.0% 68 min

Dimmed: fewer than 150 flights in the year, too few to rank.

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.
DL 925 ANC 01:30 SEA 06:09 90%
DL 853 ANC 06:00 SEA 10:43 89%
DL 922 ANC 14:10 SEA 18:47 89%
AS 48 ANC 10:00 SEA 14:34 88%
AS 98 ANC 01:57 SEA 06:28 88%
· · ·
AS 82 ANC 06:00 SEA 10:35 85%
AS 226 ANC 14:44 SEA 19:18 83%
AS 47 ANC 07:00 SEA 11:35 80%
All 35 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.
Delta ANC SEA 3h 39m 89% 0.7% 1,614 Flying now
Alaska ANC SEA 3h 34m 87% 0.9% 5,000 Flying now
Hawaiian ANC SEA 3h 30m 27% 0.0% 62 Not 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