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1,204 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Leave before 9 am: 93% depart on time. After 4 pm it’s 78%.

Best time to leave 7–8 am 91% arrive on time from DEN
Best single flight UA 1092 DEN 19:30 → MSO 21:39 · 77% 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).

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% 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.

United (incl. SkyWest) 1,190 82% 0.3% 59 min
Frontier 14 – 0.0% 49 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.

UA 1092 DEN 19:30 MSO 21:39 77%

All 5 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.

UA 4697flown by SkyWest DEN 07:40 MSO 09:55 2h 15m 37 100% 0.0% –
UA 1342 DEN 11:15 MSO 13:19 2h 04m 37 92% 0.0% 23 min
UA 705 DEN 11:20 MSO 13:24 2h 04m 35 71% 0.0% 40 min
UA 4783flown by SkyWest DEN 14:00 MSO 16:20 2h 20m 71 86% 0.0% 46 min
UA 1092 DEN 19:30 MSO 21:39 2h 09m 318 77% 0.0% 56 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.

United DEN MSO 2h 12m 82% 0.3% 1,190 Flying now
Frontier DEN MSO 2h 12m 86%few flights 0.0% 14 Not 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