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

Medford, OR (MFR) to San Francisco, CA (SFO) flight delay odds

69.6% of 1,031 official scheduled MFR-to-SFO flights arrived on time; 18.5% arrived at least 30 minutes late and 0.8% 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 SIGNALVariable
69.6%arrived on time
18.5%30+ min late
0.8%cancelled
1,031scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late8.9%all scheduled flights
120+ minutes late4.2%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+15.2 mincompleted flights

Which departure time was most reliable for MFR to SFO?

Among qualifying MFR-to-SFO departure window results, Early morning had the highest on-time rate: 85.0% of 361 flights. Evening was lowest at 61.0% across 305 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36185.0%9.1%0.3%
Afternoon36561.6%22.2%0.3%
Evening30561.0%25.2%2.0%

Which weekday was most reliable for MFR to SFO?

Among qualifying MFR-to-SFO weekday results, Wednesday had the highest on-time rate: 73.9% of 153 flights. Monday was lowest at 64.5% across 155 flights.

DayFlightsOn time30+ minCancelled
Monday15564.5%20.6%1.3%
Tuesday14367.1%20.3%0.0%
Wednesday15373.9%15.7%0.7%
Thursday15367.3%19.0%2.0%
Friday15470.1%16.2%0.0%
Saturday12172.7%16.5%0.8%
Sunday15272.4%21.1%0.7%

Which airline was most reliable for MFR to SFO?

Among qualifying MFR-to-SFO airline results, United Airlines had the highest on-time rate: 73.6% of 406 flights. SkyWest Airlines was lowest at 67.0% across 625 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines62567.0%20.2%1.3%
United Airlines40673.6%16.0%0.0%

Which month was most reliable for MFR to SFO?

Among qualifying MFR-to-SFO month results, August 2025 had the highest on-time rate: 89.2% of 93 flights. June 2026 was lowest at 48.3% across 87 flights.

MonthFlightsOn time30+ minCancelled
July 20259281.5%12.0%0.0%
August 20259389.2%3.2%0.0%
September 20258975.3%14.6%0.0%
October 20259070.0%14.4%0.0%
November 20258572.9%15.3%1.2%
December 20258563.5%23.5%1.2%
January 20268466.7%17.9%4.8%
February 20267672.4%17.1%0.0%
March 20268587.1%8.2%0.0%
April 20268153.1%27.2%1.2%
May 20268452.4%35.7%1.2%
June 20268748.3%35.6%0.0%

What drove MFR to SFO delay minutes?

National airspace was the largest recorded MFR-to-SFO delay category, accounting for 50.2% of 21,179 BTS-attributed delay minutes during July 2025–June 2026.

Airline13.6%
Late aircraft25.5%
National airspace50.2%
Weather10.8%
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.