BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
BZN→SFO

Bozeman, MT (BZN) to San Francisco, CA (SFO) flight delay odds

75.9% of 378 official scheduled BZN-to-SFO flights arrived on time; 19.8% arrived at least 30 minutes late and 0.0% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
75.9%arrived on time
19.8%30+ min late
0.0%cancelled
378scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late10.8%all scheduled flights
120+ minutes late5.3%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+10.8 mincompleted flights

Which departure time was most reliable for BZN to SFO?

Only Afternoon met the BZN-to-SFO departure window threshold: 75.9% of 361 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Afternoon36175.9%20.2%0.0%

Which weekday was most reliable for BZN to SFO?

Among qualifying BZN-to-SFO weekday results, Tuesday had the highest on-time rate: 86.8% of 53 flights. Sunday was lowest at 70.7% across 58 flights.

DayFlightsOn time30+ minCancelled
Monday5273.1%23.1%0.0%
Tuesday5386.8%11.3%0.0%
Wednesday5273.1%21.2%0.0%
Thursday5275.0%19.2%0.0%
Friday5273.1%23.1%0.0%
Saturday5979.7%15.3%0.0%
Sunday5870.7%25.9%0.0%

Which airline was most reliable for BZN to SFO?

Among qualifying BZN-to-SFO airline results, SkyWest Airlines had the highest on-time rate: 83.8% of 68 flights. United Airlines was lowest at 74.2% across 310 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines31074.2%21.3%0.0%
SkyWest Airlines6883.8%13.2%0.0%

Which month was most reliable for BZN to SFO?

Among qualifying BZN-to-SFO month results, July 2025 had the highest on-time rate: 96.8% of 31 flights. May 2026 was lowest at 38.7% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20253196.8%3.2%0.0%
August 20253187.1%6.5%0.0%
September 20253090.0%10.0%0.0%
October 20253187.1%12.9%0.0%
November 20253086.7%13.3%0.0%
December 20253164.5%32.3%0.0%
January 20263187.1%12.9%0.0%
February 20263375.8%18.2%0.0%
March 20263984.6%10.3%0.0%
April 20263060.0%36.7%0.0%
May 20263138.7%54.8%0.0%
June 20263050.0%30.0%0.0%

What drove BZN to SFO delay minutes?

National airspace was the largest recorded BZN-to-SFO delay category, accounting for 46.1% of 8,340 BTS-attributed delay minutes during July 2025–June 2026.

Airline16.5%
Late aircraft32.4%
National airspace46.1%
Weather5.0%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.