$303 Cheap Flights from Eau Claire (EAU) to Seattle (SEA)

View $303 flight on Sun, Jul 20, 2025Opens in a new window

Popular airlines from Eau Claire, WI (EAU-Chippewa Valley Regional) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Eau Claire to Seattle (EAU-SEA)

Prices were available within the past 7 days and start at $303 for one-way flights and $254 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$254 Roundtrip, found 2 days ago
$254
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $254 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$259 Roundtrip, found 2 days ago
$259
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $259 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$264 Roundtrip, found 2 days ago
$264
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $264 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$269 Roundtrip, found 2 days ago
$269
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $269 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$283 Roundtrip, found 2 days ago
$283
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $283 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$293 Roundtrip, found 2 days ago
$293
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $293 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$297 Roundtrip, found 2 days ago
$297
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $297 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$302 Roundtrip, found 2 days ago
$302
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $302 found 2 days ago
United
Fri, Oct 3 - Tue, Oct 7
EAU
Eau Claire
SEA
Seattle
$326 Roundtrip, found 2 days ago
$326
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 3 from Eau Claire to Seattle, returning Tue, Oct 7, priced at $326 found 2 days ago
United
Fri, Oct 31 - Tue, Nov 11
EAU
Eau Claire
SEA
Seattle
$328 Roundtrip, found 1 hour ago
$328
Roundtrip
found 1 hour ago
Select United flight, departing Fri, Oct 31 from Eau Claire to Seattle, returning Tue, Nov 11, priced at $328 found 1 hour ago

Alternative airports near Seattle

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

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $491
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $491
Flights from Eau Claire (EAU) to Seattle (SEA)
Origin airport
Chippewa Valley Regional
Destination airport
Seattle - Tacoma Intl.
Airlines serving
United
Roundtrip price
$253
Distance
1475 mi

Eau Claire to Seattle Flights

The cheapest times to fly from Eau Claire to Seattle

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 Eau Claire to Seattle are during the month of October. You can find some of the cheapest flights from Eau Claire to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Eau Claire to Seattle

Sunday is one of the best days to book for cheap flights from Eau Claire to Seattle: 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 Eau Claire to Seattle

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 Eau Claire to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $303 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 Eau Claire to Seattle 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 Eau Claire to Seattle 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.

 

Frequently asked questions

How much does a flight from Chippewa Valley Regional Airport (EAU) to Seattle - Tacoma Intl. Airport (SEA) cost?
Discover the latest flight deals from EAU to SEA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from EAU to SEA?
The cheapest flights from EAU to SEA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from EAU to SEA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from EAU to SEA. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Chippewa Valley Regional Airport (EAU) to Seattle - Tacoma Intl. Airport (SEA)?
Direct flights from Chippewa Valley Regional Airport (EAU) to Seattle - Tacoma Intl. Airport (SEA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from EAU to SEA?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Chippewa Valley Regional Airport (EAU) to Seattle - Tacoma Intl. Airport (SEA)?
To arrive at Seattle - Tacoma Intl. Airport (SEA) on time, select a flight that leaves Chippewa Valley Regional Airport (EAU) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Chippewa Valley Regional Airport (EAU) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute bookings from EAU to SEA are generally more expensive. To secure the lowest prices, start searching for flights well ahead of time. That being said, if you're flexible with your travel plans, you may find a cheap ticket right before your journey.
Is it cheaper to book an EAU to SEA flight and hotel package?
You'll typically save money by booking an EAU to SEA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred accommodations and flights, consider other add-ons like car rentals, activities and tours.
Can I cancel or change the date of my flight from Chippewa Valley Regional Airport (EAU) to Seattle - Tacoma Intl. Airport (SEA)?
If you reserved your EAU to SEA flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. 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.

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*Available to One Key members.