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3,958 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

No clear winner: airlines and hours on this route all land within a few points of 85% on time.

Best time to leave 6–7 am 95% arrive on time from SEA
Best single flight AS 1387 SEA 19:42 → SNA 22:30 · 97% on time Avoid DL 2318 SEA 15:00 → SNA 17:47 · 81% 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
19
SEA
92
91
91
84
83
81
84
81
85
82
88
85
84
88
% 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 2,580 87% 0.8% 42 min
Delta (incl. SkyWest) 1,378 83% 0.8% 66 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 1387 SEA 19:42 SNA 22:30 97%
AS 699 SEA 06:40 SNA 09:34 92%
AS 1307 SEA 18:42 SNA 21:30 88%
AS 773 SEA 13:49 SNA 16:41 87%
AS 759 SEA 08:18 SNA 11:15 86%
· · ·
AS 1357 SEA 11:06 SNA 13:55 85%
DL 2318 SEA 15:00 SNA 17:47 81%

All 17 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 699 SEA 06:40 SNA 09:34 2h 54m 273 92% 0.4% 46 min
DL 3685flown by SkyWest SEA 07:20 SNA 10:10 2h 50m 29 97% 0.0% 28 min
DL 3966flown by SkyWest SEA 07:40 SNA 10:40 3h 00m 55 73% 0.0% 39 min
AS 759 SEA 08:18 SNA 11:15 2h 57m 266 86% 0.4% 48 min
DL 691 SEA 10:05 SNA 13:05 3h 00m 31 87% 0.0% 27 min
DL 952 SEA 10:10 SNA 13:10 3h 00m 55 73% 0.0% 63 min
AS 1357 SEA 11:06 SNA 13:55 2h 49m 271 85% 0.4% 44 min
DL 3999flown by SkyWest SEA 13:30 SNA 16:31 3h 01m 110 75% 0.9% 45 min
AS 773 SEA 13:49 SNA 16:41 2h 52m 316 87% 0.3% 48 min
AS 741 SEA 14:21 SNA 17:10 2h 49m 28 89% 0.0% 57 min
DL 2318 SEA 15:00 SNA 17:47 2h 47m 247 81% 0.4% 94 min
AS 1551 SEA 15:08 SNA 17:56 2h 48m 51 69% 0.0% 49 min
AS 472 SEA 17:20 SNA 20:08 2h 48m 52 87% 0.0% 34 min
AS 1307 SEA 18:42 SNA 21:30 2h 48m 154 88% 0.6% 31 min
AS 631 SEA 19:10 SNA 22:01 2h 51m 124 80% 0.8% 31 min
DL 3932flown by SkyWest SEA 19:35 SNA 22:30 2h 55m 86 89% 0.0% 89 min
AS 1387 SEA 19:42 SNA 22:30 2h 48m 159 97% 1.9% 22 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 SNA 2h 50m 87% 0.8% 2,580 Flying now
Delta SEA SNA 2h 54m 83% 0.8% 1,378 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