Eugene (EUG) to Seattle (SEA)
Flight time
≈ 1h 16m
Bearing
10° N
Eugene (EUG) to Seattle (SEA) is 234 miles (376 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies EUG–SEA
Filed traffic dataIn June 2026, SkyWest Airlines operated the most departures, one of 2 carriers flying nonstop EUG–SEA; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 81% full.
Departures
478
June 2026
Seats
35,884
both directions
Passengers
29,234
both directions
Load factor
81.5%
RPM ÷ ASM
Who flies EUG–SEA?
SkyWest Airlines operated the most nonstop EUG–SEA departures in June 2026 (312), one of 2 carriers on the route.
- OO
312 departures · 23,268 seats
Share of departures65.3%79.4%
Load
- QX
166 departures · 12,616 seats
Share of departures34.7%85.2%
Load
What plane flies EUG–SEA?
In June 2026, the Embraer E175 flew 100% of EUG–SEA departures.
- Embraer E175
478 departures · 81.5% load
100.0%
How has EUG–SEA traffic changed?
Nonstop EUG–SEA departures fell from 487 in July 2025 to 478 in June 2026.
Monthly nonstop EUG–SEA traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
487 departures · 34,832 passengers
72.4%
Load
August 2025
494 departures · 35,253 passengers
72.1%
Load
September 2025
479 departures · 32,479 passengers
69.2%
Load
October 2025
435 departures · 27,165 passengers
71.0%
Load
November 2025
380 departures · 23,231 passengers
68.9%
Load
December 2025
383 departures · 23,254 passengers
66.8%
Load
January 2026
398 departures · 22,839 passengers
62.3%
Load
February 2026
370 departures · 22,200 passengers
66.0%
Load
March 2026
415 departures · 25,655 passengers
69.8%
Load
April 2026
424 departures · 23,131 passengers
64.6%
Load
May 2026
465 departures · 25,642 passengers
74.1%
Load
June 2026
478 departures · 29,234 passengers
81.5%
Load
By direction
Each direction is filed separately — they rarely match.
EUG → SEA
83.9% full
239 departures · 15,053 passengers
SEA → EUG
79.0% full
239 departures · 14,181 passengers
Nonstop EUG–SEA traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Eugene (EUG) from Seattle (SEA)?
EUG to SEA is 234 miles (376 km / 203 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from EUG to SEA?
A nonstop covers the 234-mile great-circle distance in roughly 1h 16m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies EUG–SEA?
In June 2026, the Embraer E175 flew the largest share of departures (100.0%).
What mileage do I earn flying EUG–SEA?
Distance-based programs credit off the 234-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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