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 July 2026, SkyWest Airlines operated the most departures, one of 3 carriers flying nonstop EUG–SEA; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 75% full.
Departures
494
July 2026
Seats
37,197
both directions
Passengers
27,858
both directions
Load factor
74.9%
RPM ÷ ASM
Who flies EUG–SEA?
SkyWest Airlines operated the most nonstop EUG–SEA departures in July 2026 (325), one of 3 carriers on the route.
- OO
325 departures · 24,268 seats
Share of departures65.8%71.2%
Load
- QX
168 departures · 12,768 seats
Share of departures34.0%81.7%
Load
- AS
1 departures · 161 seats
Share of departures0.2%89.4%
Load
What plane flies EUG–SEA?
In July 2026, the Embraer E175 flew 100% of EUG–SEA departures — more than any other aircraft type.
- Embraer E175
493 departures · 74.8% load
99.8% - Boeing 737-800
1 departures · 89.4% load
0.2%
How has EUG–SEA traffic changed?
Nonstop EUG–SEA departures held steady at about 494 a month between August 2025 and July 2026.
Monthly nonstop EUG–SEA traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
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
July 2026
494 departures · 27,858 passengers
74.9%
Load
By direction
Each direction is filed separately — they rarely match.
EUG → SEA
75.6% full
247 departures · 14,096 passengers
SEA → EUG
74.2% full
247 departures · 13,762 passengers
Nonstop EUG–SEA traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 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 July 2026, the Embraer E175 flew the largest share of departures (99.8%), followed by the Boeing 737-800 (0.2%).
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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