Historical on-time performance
Bozeman to San Francisco
807 miData through May 2026Source: US DOT · BTS
Flights on BZN–SFO arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 214 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time77%Medianon timep9045 minCancel0.0%Flights214
Why flights run late
Delay causes
- Airline9%
- Weather1%
- Air traffic (NAS)34%
- Late aircraft55%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline53%
- Weather41%
- Air traffic (NAS)6%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 17 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BZN → SFO
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 89% on time.
- Middays89% on time · p90 15 min · 204 flights
- Afternoons75% on time · p90 60 min · 992 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 83% on time.
- Tuesdays83% on time · p90 35 min · 163 flights · limited
- Wednesdays80% on time · p90 75 min · 169 flights · limited
- Saturdays80% on time · p90 50 min · 184 flights · limited
- Thursdays77% on time · p90 75 min · 176 flights · limited
- Mondays75% on time · p90 60 min · 176 flights · limited
- Fridays75% on time · p90 70 min · 176 flights · limited
- Sundays74% on time · p90 50 min · 193 flights · limited
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