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

San Diego, CA (SAN) to Eugene, OR (EUG) flight delay odds

77.9% of 412 official scheduled SAN-to-EUG flights arrived on time; 12.4% arrived at least 30 minutes late and 0.7% 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
77.9%arrived on time
12.4%30+ min late
0.7%cancelled
412scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.6%all scheduled flights
120+ minutes late0.7%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+1.8 mincompleted flights

Which departure time was most reliable for SAN to EUG?

Among qualifying SAN-to-EUG departure window results, Evening had the highest on-time rate: 88.1% of 42 flights. Afternoon was lowest at 73.3% across 202 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning7087.1%11.4%0.0%
Late morning9876.5%11.2%0.0%
Afternoon20273.3%13.9%1.5%
Evening4288.1%9.5%0.0%

Which weekday was most reliable for SAN to EUG?

Among qualifying SAN-to-EUG weekday results, Saturday had the highest on-time rate: 84.4% of 64 flights. Sunday was lowest at 69.8% across 63 flights.

DayFlightsOn time30+ minCancelled
Monday6282.3%11.3%1.6%
Tuesday5375.5%15.1%0.0%
Wednesday4883.3%6.2%0.0%
Thursday5978.0%11.9%3.4%
Friday6373.0%17.5%0.0%
Saturday6484.4%10.9%0.0%
Sunday6369.8%12.7%0.0%

Which airline was most reliable for SAN to EUG?

Among qualifying SAN-to-EUG airline results, SkyWest Airlines had the highest on-time rate: 81.1% of 228 flights. Alaska Airlines was lowest at 71.2% across 73 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines22881.1%11.8%0.4%
Southwest Airlines11175.7%12.6%0.0%
Alaska Airlines7371.2%13.7%2.7%

Which month was most reliable for SAN to EUG?

Among qualifying SAN-to-EUG month results, May 2026 had the highest on-time rate: 91.2% of 57 flights. October 2025 was lowest at 67.7% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20253187.1%6.5%0.0%
August 20253177.4%12.9%0.0%
September 20253070.0%10.0%6.7%
October 20253167.7%22.6%0.0%
November 20251573.3%26.7%0.0%
December 20254278.6%19.0%0.0%
February 20261776.5%5.9%0.0%
March 20263786.5%10.8%0.0%
April 20263387.9%3.0%0.0%
May 20265791.2%7.0%0.0%
June 20267968.4%15.2%0.0%

What drove SAN to EUG delay minutes?

Late aircraft was the largest recorded SAN-to-EUG delay category, accounting for 58.3% of 3,704 BTS-attributed delay minutes during July 2025–June 2026.

Airline24.0%
Late aircraft58.3%
National airspace16.6%
Weather0.2%
Security0.9%
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.