$109 Cheap Flights from Seattle (SEA) to Eureka (ACV)

View $109 flight on Wed, Apr 22, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Eureka, CA (ACV-Arcata - Eureka)

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Cheap Flights from Seattle to Eureka (SEA-ACV)

Prices were available within the past 7 days and start at $109 for one-way flights and $173 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Apr 25 - Wed, Apr 29
SEA
Seattle
ACV
Eureka
$173 Roundtrip, found 1 hour ago
$173
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Apr 25 from Seattle to Eureka, returning Wed, Apr 29, priced at $173 found 1 hour ago
Alaska Airlines
Thu, Apr 23 - Tue, Apr 28
SEA
Seattle
ACV
Eureka
$183 Roundtrip, found 1 hour ago
$183
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Apr 23 from Seattle to Eureka, returning Tue, Apr 28, priced at $183 found 1 hour ago
United
Wed, Apr 8 - Wed, Apr 15
SEA
Seattle
ACV
Eureka
$192 Roundtrip, found 3 days ago
$192
Roundtrip
found 3 days ago
Select United flight, departing Wed, Apr 8 from Seattle to Eureka, returning Wed, Apr 15, priced at $192 found 3 days ago
Alaska Airlines
Thu, Apr 23 - Sun, Apr 26
SEA
Seattle
ACV
Eureka
$203 Roundtrip, found 1 hour ago
$203
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Apr 23 from Seattle to Eureka, returning Sun, Apr 26, priced at $203 found 1 hour ago
Alaska Airlines
Tue, Apr 28 - Wed, Apr 29
SEA
Seattle
ACV
Eureka
$213 Roundtrip, found 1 hour ago
$213
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Tue, Apr 28 from Seattle to Eureka, returning Wed, Apr 29, priced at $213 found 1 hour ago
United
Wed, May 13 - Wed, May 20
SEA
Seattle
ACV
Eureka
$214 Roundtrip, found 14 hours ago
$214
Roundtrip
found 14 hours ago
Select United flight, departing Wed, May 13 from Seattle to Eureka, returning Wed, May 20, priced at $214 found 14 hours ago
United
Mon, Apr 13 - Tue, Apr 28
SEA
Seattle
ACV
Eureka
$219 Roundtrip, found 12 hours ago
$219
Roundtrip
found 12 hours ago
Select United flight, departing Mon, Apr 13 from Seattle to Eureka, returning Tue, Apr 28, priced at $219 found 12 hours ago
United
Tue, Apr 14 - Sat, Apr 25
SEA
Seattle
ACV
Eureka
$220 Roundtrip, found 4 days ago
$220
Roundtrip
found 4 days ago
Select United flight, departing Tue, Apr 14 from Seattle to Eureka, returning Sat, Apr 25, priced at $220 found 4 days ago
Alaska Airlines
Sun, Apr 26 - Tue, Apr 28
SEA
Seattle
ACV
Eureka
$223 Roundtrip, found 1 hour ago
$223
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sun, Apr 26 from Seattle to Eureka, returning Tue, Apr 28, priced at $223 found 1 hour ago
United
Wed, Apr 15 - Tue, Apr 28
SEA
Seattle
ACV
Eureka
$225 Roundtrip, found 4 days ago
$225
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 15 from Seattle to Eureka, returning Tue, Apr 28, priced at $225 found 4 days ago

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Alternative airports near Eureka

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Arcata - Eureka ACV. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $322
ACV
Arcata - Eureka
Cheapest
Average driving time to city center20 min
Flights from $322

Find the cheapest month to fly from Seattle (SEA) to Eureka (ACV)

May is typically the cheapest month to fly

From $172 - $560 per traveler.

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) cost?
You can find cheap one-way flights from $109 and cheap return flights from $173 Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) with Expedia. One-way flights usually range from $213 to $693, and return flights typically cost between $342 and $1205. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
January is the cheapest month to fly from Seattle (SEA) to Eureka (ACV), with average return fares around $248. This is about 40% lower than the average price throughout the year, as January typically sees lower travel demand. Other budget-friendly months to consider are May and November.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
Enter SEA to ACV and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
Alaska Airlines is one of the cheapest airlines offering nonstop flights from Seattle - Tacoma Intl. (SEA) to Arcata - Eureka (ACV), with round-trip tickets starting from around $179.32. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
The best airline to fly with from Seattle, WA (SEA) to Eureka, CA (ACV) will differ from traveler to traveler. If you like to fly early, Alaska Airlines offers early morning flights. If price is the most important factor, Alaska Airlines typically offers the lowest fares. Delta offers the most daily flights from SEA to ACV, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
For flights from Seattle, WA (SEA) to Eureka, CA (ACV), January and May are the best months to consider. Both months have an average return flight price of about $248, making them economical choices. While January is quieter, May offers a lovely spring atmosphere, providing a pleasant travel experience. This information is based on booking data from the past year.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
The earliest flight from Seattle - Tacoma International Airport (SEA) to Arcata - Eureka (ACV) usually departs at around 5:00 AM, operated by United Airlines. This seasonal service gives you a great start to your day in Eureka. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Arcata - Eureka (ACV) are in the early morning, from 6am to 9am. About 34% of passengers prefer this time window. Many major carriers, including United Airlines, Alaska Airlines and Delta Airlines, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Eureka with plenty of time to explore.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
A flight from SEA to ACV with a layover takes around 5 hours 30 minutes, with the route covering approximately 456 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
First class seats are offered on the SEA to ACV route with United Airlines and Delta Air Lines.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Eureka from Seattle - Tacoma Intl. (SEA)?
If you're planning to travel to Eureka from Seattle - Tacoma Intl. (SEA), you can fly into Arcata - Eureka (ACV) Some flights may connect through major hubs like Sacramento Intl. (SMF), Harry Reid Intl. (LAS), Los Angeles - Ontario Intl. (ONT) before reaching Eureka. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Eureka, CA (ACV-Arcata - Eureka) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Arcata - Eureka
Airlines serving
Alaska Airlines, United
Roundtrip price
$171
Distance
455 mi

Book with confidence

Seattle to Eureka Flights

The cheapest times to fly from Seattle to Eureka

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Eureka are during the month of April. You can find some of the cheapest flights from Seattle to Eureka with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Eureka

Sunday is one of the best days to book for cheap flights from Seattle to Eureka: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Eureka

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Eureka in 2026. You can also book with separate airlines for your outbound and return journeys, from $109 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Eureka flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Eureka airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Eureka Flights

*Flight schedules are subject to change.

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*Available to One Key members.