FlightRecord

Las Vegas (LAS) to Missoula (MSO): On-Time Performance

Data through May 2026

Las Vegas (LAS) to Missoula (MSO) is a thinner route than most in this dataset — 114 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 76% arrived on time.

On-time
76%
arrived <15 min late
Avg delay
14 min
completed flights
Cancelled
0.9%
Flights/day
0.31
last 12 months
Duration
2h 17m
scheduled
Distance
750 mi

Monthly on-time trend

Monthly on-time percentage for LAS to MSO flights50%75%100%June 2024: 50% on-time (8 flights)50Jun 2024July 2024: 67% on-time (9 flights)67August 2024: 89% on-time (9 flights)89September 2024: 56% on-time (9 flights)56Sep 2024October 2024: 71% on-time (14 flights)71November 2024: 89% on-time (9 flights)89December 2024: 73% on-time (15 flights)73Dec 2024January 2025: 89% on-time (9 flights)89February 2025: 75% on-time (8 flights)75March 2025: 44% on-time (9 flights)44Mar 2025April 2025: 88% on-time (8 flights)88May 2025: 100% on-time (9 flights)100June 2025: 78% on-time (9 flights)78Jun 2025July 2025: 100% on-time (9 flights)100August 2025: 89% on-time (9 flights)89September 2025: 57% on-time (7 flights)57Sep 2025October 2025: 67% on-time (9 flights)67November 2025: 100% on-time (11 flights)100December 2025: 88% on-time (16 flights)88Dec 2025January 2026: 89% on-time (9 flights)89February 2026: 100% on-time (8 flights)100March 2026: 56% on-time (9 flights)56Mar 2026April 2026: 50% on-time (8 flights)50May 2026: 60% on-time (10 flights)60

Best time to fly from LAS to MSO

Departure time makes little difference on this route — on-time rates stay within a few points across the day.

On-time percentage by scheduled departure hour, LAS to MSO6 a.m.: 96% on-time (22 flights)612 p.m.: 70% on-time (74 flights)124 p.m.: 69% on-time (36 flights)166 p.m.: 70% on-time (38 flights)18scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday72%15 min
Tuesdaybest100%0 min
Wednesdaybest100%2 min
Thursday67%28 min
Friday78%13 min
Saturdaybest100%0 min
Sunday91%2 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft45%
  • Airline operations39%
  • National airspace system16%
  • Weather1%

Frequently asked questions

How often are flights from LAS to MSO delayed?
24% of LAS–MSO flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 14 minutes.
What is the best time of day to fly from LAS to MSO?
Departures around 12 p.m. have the best record (70% on-time), while departures around 4 p.m. have the worst (69%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from LAS to MSO?
The scheduled LAS–MSO flight time averages 2h 17m over 750 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
How often are LAS to MSO flights cancelled?
0.9% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.

Based on 230 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.