Title: Cheap Flights from Seattle (SEA) to Eureka (ACV) - Expedia.ca ![](https://images.trvl-media.com/place/287/6ab3fbf1-1e1b-4ff4-9b6b-bcac85ef6b2c.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/287/6ab3fbf1-1e1b-4ff4-9b6b-bcac85ef6b2c.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Seattle (SEA) to Eureka (ACV) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Seattle-Tacoma International Airport (SEA) to Eureka, CA (ACV-Arcata - Eureka) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:sea,to:acv,departure:30/10/2025TANYT&leg2=from:acv,to:sea,departure:06/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Seattle (SEA) to Eureka (ACV) ### January is typically the cheapest month to fly From CA $304 - CA $994 per traveller. ## Frequently asked questions ### How much is a flight from SEA to ACV? > Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from Sea-Tac Airport to California Redwood Coast – Humboldt County Airport start from . Make your booking ASAP to secure the best price for your trip. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to California Redwood Coast – Humboldt County Airport? > We understand that circumstances change unexpectedly, so we've made it as hassle-free as possible for you to cancel your flight online. Just head to the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Sea-Tac Airport to Arcata - Eureka Airport (ACV) that have flexible change policies? > Flights from Sea-Tac Airport to Arcata - Eureka Airport (ACV) with flexible change policies are available from several carriers. Simply use our "No change fees" filter during your search. You'll only need to cover the cost difference between flights, without any added fees to worry about. ### How many hours is the flight from Sea-Tac Airport to ACV? > The average flight between Seattle - Tacoma Intl. Airport (SEA) and Arcata - Eureka Airport (ACV) is 4 hours and 47 minutes. If you get peckish on longer flights, pack some snacks in your carry-on baggage. ### How far is the flight from SEA to California Redwood Coast – Humboldt County Airport? > A flight distance of just 730 kilometres separates SeaTac and McKinleyville. Once you're up in the skies, you won't have time to do much more than read the magazine in your seat pocket. ### Which airlines fly direct from SEA to California Redwood Coast – Humboldt County Airport? > If you want to fly straight from SEA to Arcata - Eureka Airport (ACV), you'll need to book a flight with one or more stops. Unfortunately, there are no airlines that fly directly on this route. ### Are SEA to California Redwood Coast – Humboldt County Airport flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from Sea-Tac Airport to Arcata - Eureka Airport (ACV) can be hit-or-miss. You might be lucky and score a bargain, but you could also completely miss out! If you'd rather start planning your trip ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices that far in advance. Our suggestion? Check back often as updates are made frequently. ## Travel information | Origin airport | Seattle - Tacoma Intl. | | --- | --- | | Destination airport | Arcata - Eureka | | Distance | 729 km | ## Book with confidence ### Seattle to McKinleyville Flights **The easy way to book your flights from Seattle to Eureka**  With Expedia, it’s simple to find and book flights to Eureka from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Arcata - Eureka, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Eureka today, tomorrow, or this week.   **Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Arcata - Eureka, ACV**  Sort your search results by price to find great deals on your flight from Seattle to Eureka—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Eureka from Seattle currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Eureka   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Eureka from Seattle**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. 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