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1,303 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: Alaska’s SEA → KTN flights land within a few points of 4 in 5 on time whatever the hour.

Best time to leave 6–7 am 89% arrive on time from SEA
Best single flight AS 65 SEA 07:03 → KTN 08:13 · 88% on time Avoid AS 67 SEA 15:37 → KTN 16:43 · 71% 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).

6
7
8
9
10
11
12
13
14
15
16
17
18
SEA
89
88
82
71
77
71
80
% 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
Ketchikan flights leaving SEA 3–4 pm: 1Close ×
AS 67 SEA 15:37 KTN 16:43 2h 06m 364 71% 0.5% 59 min

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Alaska 1,303 79% 0.2% 56 min

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 65 SEA 07:03 KTN 08:13 88%
AS 69 SEA 18:38 KTN 19:43 81%
AS 67 SEA 15:37 KTN 16:43 71%
All 6 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.
Alaska SEA KTN 2h 10m 79% 0.2% 1,303 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