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1,321 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 96% depart on time. After 4 pm it’s 4 in 5.

Best time to leave 7–8 am 94% arrive on time from BOI
Best single flight AS 2373 BOI 07:00 → GEG 07:07 · 94% on time Avoid AS 2137 BOI 21:23 → GEG 21:33 · 85% 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
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BOI
96
93
81
84
70
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 (incl. SkyWest, Horizon) 1,321 87% 1.0% 60 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 2373flown by Horizon BOI 07:00 GEG 07:07 94%
AS 2137flown by Horizon BOI 21:23 GEG 21:33 85%

All 6 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 2373flown by Horizon BOI 07:00 GEG 07:07 1h 07m 230 94% 0.4% 50 min
AS 3198flown by SkyWest BOI 07:40 GEG 07:51 1h 11m 70 96% 0.0% 50 min
AS 2259flown by Horizon BOI 14:47 GEG 14:55 1h 08m 52 65% 0.0% 46 min
AS 2327flown by Horizon BOI 14:50 GEG 14:58 1h 08m 28 86% 0.0% 48 min
AS 2030flown by Horizon BOI 18:53 GEG 19:01 1h 08m 52 84% 1.9% 52 min
AS 2137flown by Horizon BOI 21:23 GEG 21:33 1h 10m 335 85% 1.8% 64 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 BOI GEG 1h 10m 87% 1.0% 1,321 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