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

San Jose, CA (SJC) to Eugene, OR (EUG) flight delay odds

73.7% of 259 official scheduled SJC-to-EUG flights arrived on time; 14.7% 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
73.7%arrived on time
14.7%30+ min late
0.0%cancelled
259scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.2%all scheduled flights
120+ minutes late1.5%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+5.3 mincompleted flights

Which departure time was most reliable for SJC to EUG?

Among qualifying SJC-to-EUG departure window results, Late morning had the highest on-time rate: 88.2% of 102 flights. Afternoon was lowest at 61.8% across 144 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning10288.2%6.9%0.0%
Afternoon14461.8%21.5%0.0%

Which weekday was most reliable for SJC to EUG?

Among qualifying SJC-to-EUG weekday results, Sunday had the highest on-time rate: 81.6% of 49 flights. Friday was lowest at 64.6% across 48 flights.

DayFlightsOn time30+ minCancelled
Monday4566.7%17.8%0.0%
Thursday4367.4%16.3%0.0%
Friday4864.6%22.9%0.0%
Sunday4981.6%14.3%0.0%

Which airline was most reliable for SJC to EUG?

Only Southwest Airlines met the SJC-to-EUG airline threshold: 73.7% of 259 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines25973.7%14.7%0.0%

Which month was most reliable for SJC to EUG?

Among qualifying SJC-to-EUG month results, September 2025 had the highest on-time rate: 100.0% of 17 flights. May 2026 was lowest at 50.0% across 30 flights.

MonthFlightsOn time30+ minCancelled
July 20252777.8%11.1%0.0%
August 20251894.4%5.6%0.0%
September 202517100.0%0.0%0.0%
October 20251888.9%11.1%0.0%
November 20251989.5%5.3%0.0%
December 20251764.7%17.6%0.0%
February 20261586.7%6.7%0.0%
March 20262979.3%13.8%0.0%
April 20263060.0%13.3%0.0%
May 20263050.0%20.0%0.0%
June 20263053.3%36.7%0.0%

What drove SJC to EUG delay minutes?

Late aircraft was the largest recorded SJC-to-EUG delay category, accounting for 69.5% of 3,021 BTS-attributed delay minutes during July 2025–June 2026.

Airline27.0%
Late aircraft69.5%
National airspace3.5%
Weather0.0%
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.