Historical on-time performance
San Jose to Eugene
471 miData through May 2026Source: US DOT · BTS
Flights on SJC–EUG arrive on time 55% of the time over the last 12 months.
On-time rate55%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 60 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time55%Median10 minp9030 minCancel0.0%Flights60
Why flights run late
Delay causes
- Airline17%
- Weather0%
- Air traffic (NAS)0%
- Late aircraft83%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline88%
- Weather13%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 8 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SJC → EUG
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 93% on time.
- Mornings93% on time · p90 10 min · 219 flights
- Middays83% on time · p90 25 min · 450 flights
- Afternoons66% on time · p90 40 min · 146 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 83% on time.
- Sundays83% on time · p90 30 min · 151 flights · limited
- Fridays82% on time · p90 30 min · 148 flights · limited
- Thursdays82% on time · p90 25 min · 141 flights · limited
- Mondays79% on time · p90 25 min · 142 flights · limited
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