Arcata/Eureka (ACV) to Seattle (SEA)
Flight time
≈ 1h 43m
Bearing
11° N
Arcata/Eureka (ACV) to Seattle (SEA) is 456 miles (734 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies ACV–SEA
US DOT T-100 · filed dataIn April 2026, SkyWest Airlines was the only carrier flying nonstop ACV–SEA; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 64% full.
Departures
46
April 2026
Seats
3,496
both directions
Passengers
2,255
both directions
Load factor
64.5%
passengers ÷ seats
Who flies ACV–SEA?
SkyWest Airlines was the only carrier to fly nonstop ACV–SEA in April 2026 (46 departures).
- OO
SkyWest Airlines
46 departures · 3,496 seats
Share of departures100.0%64.5%
Load
What plane flies ACV–SEA?
In April 2026, the Embraer E175 flew 100% of ACV–SEA departures.
- Embraer E175
46 departures · 64.5% load
100.0%
How has ACV–SEA traffic changed?
Monthly nonstop ACV–SEA traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
April 2026
46 departures · 2,255 passengers
64.5%
Load
By direction
The DOT files each direction separately — they rarely match.
ACV → SEA
63.9% full
23 departures · 1,117 passengers
SEA → ACV
65.1% full
23 departures · 1,138 passengers
Nonstop ACV–SEA traffic has been filed with the US DOT since 2026.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2026. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Arcata/Eureka
US
California Redwood Coast-Humboldt County Airport
Coordinates
40.98°N, 124.11°W
Hemisphere
N · W
Frequently asked
How far is Arcata/Eureka (ACV) from Seattle (SEA)?
ACV to SEA is 456 miles (734 km / 396 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from ACV to SEA?
A nonstop covers the 456-mile great-circle distance in roughly 1h 43m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies ACV–SEA?
In April 2026, the Embraer E175 flew the largest share of departures (100.0%).
What mileage do I earn flying ACV–SEA?
Distance-based programs credit off the 456-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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