SkyWest Airlines is the most reliable airline on the SEA to EUG route with a 88% on-time rate, compared to Alaska Airlines at 78%. Based on 4,628 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SEA to EUG
Seattle to Eugene — airline reliability comparison
On-Time Rate by Airline
SkyWest Airlines88%
Alaska Airlines78%
SEA to EUG Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| SkyWest AirlinesOOBest | 88% | 0.9% | 58m | 4,628 |
| Alaska AirlinesASWorst | 78% | 1.1% | 47m | 1,203 |
Route Overview
85%
Overall On-Time
55m
Avg Delay
0.9%
Cancel Rate
5,831
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.