Historical on-time performance
Seattle to Eugene
234 miData through May 2026Source: US DOT · BTS
Flights on SEA–EUG arrive on time 82% of the time over the last 12 months.
On-time rate82%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled1.3%of scheduled flights
based on 1,908 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- SkyWest AirlinesbestOn-time86%Medianon timep9020 minCancel1.4%Flights1,537
- Alaska AirlinesOn-time67%Medianon timep9050 minCancel1.1%Flights371
Why flights run late
Delay causes
- Airline46%
- Weather13%
- Air traffic (NAS)10%
- Late aircraft31%
- Security1%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline16%
- Weather48%
- Air traffic (NAS)36%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 25 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 SEA → EUG
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 75% to 89% on time.
- Mornings89% on time · p90 15 min · 1,062 flights
- Afternoons86% on time · p90 20 min · 899 flights
- Overnights82% on time · p90 25 min · 1,557 flights
- Middays78% on time · p90 30 min · 770 flights
- Evenings75% on time · p90 40 min · 616 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 84% on time.
- Saturdays84% on time · p90 30 min · 612 flights
- Tuesdays84% on time · p90 20 min · 711 flights
- Mondays84% on time · p90 20 min · 715 flights
- Wednesdays83% on time · p90 25 min · 711 flights
- Fridays82% on time · p90 30 min · 720 flights
- Sundays81% on time · p90 30 min · 713 flights
- Thursdays81% on time · p90 25 min · 722 flights
Keep exploring