Leave before 9 am: 96% depart on time. After 4 pm it’s 78%.
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).
Pick an hour to see this route’s flights leaving then.
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 2160flown by Horizon | SEA 16:57 | MSO 19:22 | 86% |
All 9 Alaska 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 3101flown by SkyWest | SEA 08:05 | MSO 10:42 | 1h 37m | 52 | 88% | 0.0% | 25 min |
| AS 2165flown by Horizon | SEA 09:50 | MSO 12:16 | 1h 26m | 28 | 86% | 0.0% | 28 min |
| AS 660 | SEA 12:04 | MSO 14:43 | 1h 39m | 145 | 88% | 2.1% | 54 min |
| AS 697 | SEA 13:38 | MSO 16:09 | 1h 31m | 130 | 82% | 0.0% | 56 min |
| AS 2123flown by Horizon | SEA 16:54 | MSO 19:19 | 1h 25m | 44 | 70% | 0.0% | 40 min |
| AS 2160flown by Horizon | SEA 16:57 | MSO 19:22 | 1h 25m | 165 | 86% | 2.4% | 48 min |
| AS 2154flown by Horizon | SEA 20:30 | MSO 22:55 | 1h 25m | 27 | 77% | 0.0% | 54 min |
| AS 560 | SEA 21:27 | MSO 23:56 | 1h 29m | 25 | 72% | 0.0% | 39 min |
| AS 1330 | SEA 21:28 | MSO 23:59 | 1h 31m | 28 | 82% | 0.0% | 29 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 | MSO | 1h 28m | 85% | 1.1% | 1,189 | Flying now |
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