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6,240 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 94% depart on time. After 4 pm it’s 82%.

Best time to leave 6–7 am 95% arrive on time from GEG
Best single flight DL 4137 GEG 06:08 → SEA 07:36 · 95% on time Avoid DL 3830 GEG 09:20 → SEA 10:55 · 82% 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
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
GEG
96
95
93
89
88
88
90
81
79
79
88
79
88
76
79
82
% 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 (incl. SkyWest) 2,908 90% 0.7% 76 min
Alaska (incl. SkyWest, Horizon) 3,332 83% 1.5% 50 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.
DL 4137flown by SkyWest GEG 06:08 SEA 07:36 95%
DL 3790flown by SkyWest GEG 07:00 SEA 08:24 92%
AS 360 GEG 06:00 SEA 07:15 91%
DL 3824flown by SkyWest GEG 11:15 SEA 12:43 90%
DL 3832flown by SkyWest GEG 19:59 SEA 21:22 89%
· · ·
DL 3754flown by SkyWest GEG 13:00 SEA 14:27 84%
AS 455 GEG 13:59 SEA 15:15 83%
DL 3830flown by SkyWest GEG 09:20 SEA 10:55 82%

All 30 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 2362flown by Horizon GEG 05:00 SEA 06:08 1h 08m 28 96% 0.0% 95 min
AS 2065flown by Horizon GEG 05:07 SEA 06:15 1h 08m 52 96% 0.0% 23 min
DL 2218 GEG 05:30 SEA 06:40 1h 10m 98 95% 1.0% 153 min
AS 360 GEG 06:00 SEA 07:15 1h 15m 226 91% 0.4% 40 min
DL 4137flown by SkyWest GEG 06:08 SEA 07:36 1h 29m 245 95% 0.4% 67 min
AS 279 GEG 06:13 SEA 07:24 1h 11m 51 94% 0.0% 31 min
DL 3790flown by SkyWest GEG 07:00 SEA 08:24 1h 24m 208 92% 1.0% 181 min
AS 364 GEG 07:23 SEA 08:34 1h 11m 52 79% 0.0% 110 min
AS 2154flown by Horizon GEG 07:47 SEA 08:57 1h 10m 28 86% 0.0% 32 min
AS 2334flown by Horizon GEG 09:00 SEA 10:12 1h 12m 28 79% 0.0% 40 min
AS 2069flown by Horizon GEG 09:06 SEA 10:18 1h 12m 114 79% 0.9% 51 min
DL 3830flown by SkyWest GEG 09:20 SEA 10:55 1h 35m 365 82% 0.8% 61 min
DL 3824flown by SkyWest GEG 11:15 SEA 12:43 1h 28m 224 90% 0.9% 71 min
AS 2262flown by Horizon GEG 11:40 SEA 12:50 1h 10m 52 92% 3.8% 44 min
AS 357 GEG 12:46 SEA 14:02 1h 16m 102 94% 2.0% 64 min
DL 3754flown by SkyWest GEG 13:00 SEA 14:27 1h 27m 170 84% 0.6% 52 min
DL 4068flown by SkyWest GEG 13:11 SEA 14:30 1h 19m 172 89% 0.0% 91 min
AS 293 GEG 13:26 SEA 14:40 1h 14m 52 62% 0.0% 68 min
AS 455 GEG 13:59 SEA 15:15 1h 16m 169 83% 1.8% 43 min
AS 2119flown by Horizon GEG 14:39 SEA 15:49 1h 10m 37 65% 0.0% 62 min
AS 2297flown by Horizon GEG 15:00 SEA 16:16 1h 16m 29 72% 0.0% 61 min
AS 2350flown by Horizon GEG 15:49 SEA 17:00 1h 11m 12 92% 0.0% 94 min
DL 3686flown by SkyWest GEG 16:15 SEA 17:38 1h 23m 31 81% 0.0% 87 min
DL 4165flown by SkyWest GEG 16:30 SEA 17:59 1h 29m 55 85% 0.0% 97 min
DL 3857flown by SkyWest GEG 17:37 SEA 19:05 1h 28m 85 93% 0.0% 46 min
AS 3284flown by SkyWest GEG 17:38 SEA 18:54 1h 16m 27 85% 0.0% 38 min
AS 3306flown by SkyWest GEG 17:44 SEA 19:03 1h 19m 37 86% 5.4% 43 min
AS 371 GEG 19:45 SEA 20:59 1h 14m 51 45% 0.0% 48 min
DL 3832flown by SkyWest GEG 19:59 SEA 21:22 1h 23m 283 89% 1.4% 74 min
AS 2170flown by Horizon GEG 20:38 SEA 21:49 1h 11m 28 81% 7.1% 27 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 GEG SEA 1h 24m 90% 0.7% 2,908 Flying now
Alaska GEG SEA 1h 15m 83% 1.5% 3,332 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