FlightRecord

Missoula (MSO) to San Francisco (SFO): On-Time Performance

Data through May 2026

Missoula (MSO) to San Francisco (SFO) is a thinner route than most in this dataset — 136 departures over the past year, roughly 3 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 82% arrived on time.

On-time
82%
arrived <15 min late
Avg delay
14 min
completed flights
Cancelled
0.9%
Flights/day
0.37
last 12 months
Duration
2h 29m
scheduled
Distance
769 mi

Monthly on-time trend

Monthly on-time percentage for MSO to SFO flights50%75%100%June 2024: 77% on-time (30 flights)77Jun 2024July 2024: 77% on-time (31 flights)77August 2024: 78% on-time (18 flights)78May 2025: 90% on-time (10 flights)90May 2025June 2025: 87% on-time (31 flights)87July 2025: 80% on-time (35 flights)80August 2025: 97% on-time (30 flights)97Aug 2025September 2025: 100% on-time (13 flights)100December 2025: 67% on-time (3 flights)67January 2026: 50% on-time (5 flights)50Jan 2026February 2026: 50% on-time (4 flights)50March 2026: 100% on-time (4 flights)100May 2026: 50% on-time (11 flights)50May 2026

Best time to fly from MSO to SFO

By day of week

DayOn-timeAvg delay
Monday90%10 min
Tuesdaybest92%8 min
Wednesday75%30 min
Thursday79%8 min
Friday73%14 min
Saturday85%16 min
Sunday75%14 min

What causes delays on this route

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

  • Late-arriving aircraft36%
  • Airline operations39%
  • National airspace system23%
  • Weather2%

Frequently asked questions

How often are flights from MSO to SFO delayed?
18% of MSO–SFO 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.
How long is the flight from MSO to SFO?
The scheduled MSO–SFO flight time averages 2h 29m over 769 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
How often are MSO to SFO 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%.
What day of the week is most reliable for MSO to SFO?
Monday flights have the best record at 90% on-time. Day-of-week differences on this route are meaningful — Friday trails at 73%.

Based on 225 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.