San Francisco (SFO) to Bozeman (BZN): On-Time Performance
Data through May 2026
San Francisco (SFO) to Bozeman (BZN) effectively runs on two schedules. In October 2025, 90% of arrivals were on time; in May 2026 that fell to 45% — a 45-point seasonal swing. Across the full period the route averages 77% on-time against a national 78%.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 1.0
- last 12 months
- Duration
- 2h 19m
- scheduled
- Distance
- 807 mi
Best airline from SFO to BZN
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 78% | 13 min | 0.2% | 537 |
| SkyWest Airlines | 76% | 13 min | 0.0% | 283 |
Monthly on-time trend
Best time to fly from SFO to BZN
Aim for departures around 11 a.m. (85% on-time); avoid 10 a.m. departures (57%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 15 min |
| Tuesday | 79% | 12 min |
| Wednesdaybest | 81% | 11 min |
| Thursday | 74% | 16 min |
| Friday | 74% | 13 min |
| Saturday | 75% | 13 min |
| Sunday | 81% | 10 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft46%
- Airline operations28%
- National airspace system22%
- Weather4%
Frequently asked questions
- How often are flights from SFO to BZN delayed?
- 23% of SFO–BZN 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 13 minutes.
- Which airline is most reliable from SFO to BZN?
- United Airlines has the best on-time record on this route at 78%, based on 537 flights. 2 airlines flew SFO–BZN frequently enough to compare in this period.
- What is the best time of day to fly from SFO to BZN?
- Departures around 11 a.m. have the best record (85% on-time), while departures around 10 a.m. have the worst (57%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from SFO to BZN?
- The scheduled SFO–BZN flight time averages 2h 19m over 807 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are SFO to BZN flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from SFO to BZN?
- May 2026 was the roughest month in this dataset, with only 45% of arrivals on time. The best was October 2025 at 90%. If your dates are flexible, that 45-point gap is worth planning around.
Explore related pages
More routes from SFO
Other ways to fly to Bozeman (BZN)
Related guides
Based on 820 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.