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

Eugene, OR (EUG) to San Francisco, CA (SFO) flight delay odds

71.4% of 997 official scheduled EUG-to-SFO flights arrived on time; 19.4% 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 SIGNALGenerally reliable
71.4%arrived on time
19.4%30+ min late
0.8%cancelled
997scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late11.1%all scheduled flights
120+ minutes late4.9%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+14.6 mincompleted flights

Which departure time was most reliable for EUG to SFO?

Among qualifying EUG-to-SFO departure window results, Early morning had the highest on-time rate: 91.2% of 365 flights. Evening was lowest at 56.1% across 271 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning36591.2%6.3%0.8%
Afternoon36162.9%23.8%0.0%
Evening27156.1%31.0%1.8%

Which weekday was most reliable for EUG to SFO?

Among qualifying EUG-to-SFO weekday results, Tuesday had the highest on-time rate: 79.9% of 139 flights. Sunday was lowest at 66.0% across 144 flights.

DayFlightsOn time30+ minCancelled
Monday14570.3%21.4%1.4%
Tuesday13979.9%7.9%0.7%
Wednesday14468.8%19.4%0.7%
Thursday14269.0%17.6%1.4%
Friday14368.5%24.5%0.0%
Saturday14077.9%17.9%0.7%
Sunday14466.0%26.4%0.7%

Which airline was most reliable for EUG to SFO?

Among qualifying EUG-to-SFO airline results, United Airlines had the highest on-time rate: 76.1% of 748 flights. SkyWest Airlines was lowest at 57.4% across 249 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines74876.1%16.3%0.4%
SkyWest Airlines24957.4%28.5%2.0%

Which month was most reliable for EUG to SFO?

Among qualifying EUG-to-SFO month results, March 2026 had the highest on-time rate: 86.2% of 65 flights. June 2026 was lowest at 46.1% across 89 flights.

MonthFlightsOn time30+ minCancelled
July 20259285.9%8.7%0.0%
August 20259377.4%9.7%1.1%
September 20259080.0%10.0%2.2%
October 20259383.9%14.0%0.0%
November 20259167.0%25.3%0.0%
December 20259170.3%19.8%1.1%
January 20266379.4%17.5%3.2%
February 20265485.2%7.4%0.0%
March 20266586.2%9.2%0.0%
April 20269053.3%30.0%1.1%
May 20268652.3%34.9%1.2%
June 20268946.1%39.3%0.0%

What drove EUG to SFO delay minutes?

National airspace was the largest recorded EUG-to-SFO delay category, accounting for 55.9% of 20,872 BTS-attributed delay minutes during July 2025–June 2026.

Airline22.7%
Late aircraft21.0%
National airspace55.9%
Weather0.4%
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.