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1,588 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 86% depart on time. After 4 pm it’s 3 in 4.

Best time to leave 8–9 pm 86% arrive on time from SEA
Best single flight AS 61 SEA 07:08 → JNU 08:44 · 86% on time Avoid AS 71 SEA 21:23 → JNU 22:55 · 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
11
12
13
14
15
16
17
18
19
20
21
22
23
SEA
86
80
72
88
80
59
85
74
67
79
% 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.
Alaska 1,447 80% 1.2% 52 min
Delta 141 – 0.7% 46 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.
AS 61 SEA 07:08 JNU 08:44 86%
AS 71 SEA 21:23 JNU 22:55 72%

All 11 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 61 SEA 07:08 JNU 08:44 2h 36m 362 86% 0.0% 64 min
AS 208 SEA 09:56 JNU 11:32 2h 36m 56 75% 0.0% 48 min
AS 316 SEA 10:19 JNU 12:03 2h 44m 27 85% 0.0% 35 min
AS 95 SEA 11:20 JNU 12:55 2h 35m 147 85% 0.7% 55 min
AS 209 SEA 11:24 JNU 12:56 2h 32m 52 75% 1.9% 76 min
AS 435 SEA 13:43 JNU 15:17 2h 34m 52 79% 0.0% 60 min
DL 2169 SEA 16:45 JNU 18:19 2h 34m 141 83% 0.7% 46 min
AS 363 SEA 19:50 JNU 21:25 2h 35m 28 75% 0.0% 33 min
AS 1559 SEA 19:50 JNU 21:22 2h 32m 52 73% 0.0% 37 min
AS 341 SEA 21:15 JNU 22:50 2h 35m 28 71% 0.0% 50 min
AS 71 SEA 21:23 JNU 22:55 2h 32m 278 72% 1.1% 47 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.
Delta SEA JNU 2h 34m 83% 0.7% 141 Flying now
Alaska SEA JNU 2h 35m 80% 1.2% 1,447 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