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

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

76.5% of 412 official scheduled EUG-to-SAN flights arrived on time; 12.6% arrived at least 30 minutes late and 1.0% 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
76.5%arrived on time
12.6%30+ min late
1.0%cancelled
412scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.9%all scheduled flights
120+ minutes late1.5%all scheduled flights
Diverted1.0%did not reach as scheduled
Average arrival+3.8 mincompleted flights

Which departure time was most reliable for EUG to SAN?

Among qualifying EUG-to-SAN departure window results, Early morning had the highest on-time rate: 83.3% of 42 flights. Evening was lowest at 68.9% across 135 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning4283.3%9.5%0.0%
Late morning10578.1%12.4%0.0%
Afternoon13080.8%7.7%1.5%
Evening13568.9%18.5%1.5%

Which weekday was most reliable for EUG to SAN?

Among qualifying EUG-to-SAN weekday results, Saturday had the highest on-time rate: 87.5% of 64 flights. Friday was lowest at 63.5% across 63 flights.

DayFlightsOn time30+ minCancelled
Monday6272.6%16.1%1.6%
Tuesday5384.9%11.3%0.0%
Wednesday4881.2%10.4%2.1%
Thursday5969.5%13.6%1.7%
Friday6363.5%17.5%1.6%
Saturday6487.5%6.2%0.0%
Sunday6377.8%12.7%0.0%

Which airline was most reliable for EUG to SAN?

Among qualifying EUG-to-SAN airline results, Alaska Airlines had the highest on-time rate: 76.7% of 73 flights. SkyWest Airlines was lowest at 76.3% across 228 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines22876.3%14.5%0.9%
Southwest Airlines11176.6%10.8%0.0%
Alaska Airlines7376.7%9.6%2.7%

Which month was most reliable for EUG to SAN?

Among qualifying EUG-to-SAN month results, April 2026 had the highest on-time rate: 90.9% of 33 flights. October 2025 was lowest at 64.5% across 31 flights.

MonthFlightsOn time30+ minCancelled
July 20253180.6%12.9%0.0%
August 20253177.4%16.1%0.0%
September 20253083.3%3.3%6.7%
October 20253164.5%19.4%0.0%
November 20251580.0%20.0%0.0%
December 20254269.0%19.0%2.4%
February 20261770.6%5.9%0.0%
March 20263783.8%13.5%0.0%
April 20263390.9%0.0%0.0%
May 20265787.7%1.8%0.0%
June 20267965.8%20.3%0.0%

What drove EUG to SAN delay minutes?

Late aircraft was the largest recorded EUG-to-SAN delay category, accounting for 47.9% of 4,259 BTS-attributed delay minutes during July 2025–June 2026.

Airline29.6%
Late aircraft47.9%
National airspace20.7%
Weather1.9%
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.