Historical on-time performance
San Diego to Eugene
850 miData through Dec 2025Source: US DOT · BTS
Flights on SAN–EUG arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled1.1%of scheduled flights
based on 184 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- SkyWest AirlinesOn-time82%Medianon timep9030 minCancel0.0%Flights123
- Alaska AirlinesOn-time69%Medianon timep9040 minCancel3.3%Flights61
Why flights run late
Delay causes
- Airline14%
- Weather0%
- Air traffic (NAS)13%
- Late aircraft73%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SAN → EUG
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 73% to 81% on time.
- Mornings81% on time · p90 30 min · 80 flights · limited
- Afternoons74% on time · p90 45 min · 395 flights
- Middays73% on time · p90 40 min · 221 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 68% to 87% on time.
- Wednesdays87% on time · p90 20 min · 87 flights · limited
- Tuesdays77% on time · p90 30 min · 86 flights · limited
- Saturdays75% on time · p90 60 min · 118 flights · limited
- Mondays73% on time · p90 40 min · 97 flights · limited
- Fridays72% on time · p90 60 min · 97 flights · limited
- Thursdays72% on time · p90 50 min · 103 flights · limited
- Sundays68% on time · p90 40 min · 108 flights · limited
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