$240 Cheap Flights from Mosinee (CWA) to Seattle (SEA)

View $240 flight on Sun, Oct 11, 2026Opens in a new window

Popular airlines from Mosinee, WI (CWA-Central Wisconsin) to Seattle-Tacoma International Airport (SEA)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Mosinee to Seattle (CWA-SEA)

Prices were available within the past 7 days and start at $240 for one-way flights and $349 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Mar 24 - Sat, Mar 27
CWA
Mosinee
SEA
Seattle
$349 Roundtrip, found 17 hours ago
$349
Roundtrip
found 17 hours ago
Select Delta flight, departing Wed, Mar 24 from Mosinee to Seattle, returning Sat, Mar 27, priced at $349 found 17 hours ago
American Airlines
Sat, Oct 24 - Tue, Oct 27
CWA
Mosinee
SEA
Seattle
$419 Roundtrip, found 7 hours ago
$419
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Sat, Oct 24 from Mosinee to Seattle, returning Tue, Oct 27, priced at $419 found 7 hours ago
American Airlines
Thu, Oct 15 - Mon, Oct 19
CWA
Mosinee
SEA
Seattle
$424 Roundtrip, found 4 days ago
$424
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Oct 15 from Mosinee to Seattle, returning Mon, Oct 19, priced at $424 found 4 days ago
American Airlines
Sat, Jun 27 - Sat, Aug 29
CWA
Mosinee
SEA
Seattle
$429 Roundtrip, found 2 days ago
$429
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Jun 27 from Mosinee to Seattle, returning Sat, Aug 29, priced at $429 found 2 days ago
American Airlines
Sat, Aug 1 - Wed, Sep 30
CWA
Mosinee
SEA
Seattle
$435 Roundtrip, found 2 days ago
$435
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Aug 1 from Mosinee to Seattle, returning Wed, Sep 30, priced at $435 found 2 days ago
Delta
Wed, Mar 24 - Sat, Mar 27
CWA
Mosinee
SEA
Seattle
$438 Roundtrip, found 17 hours ago
$438
Roundtrip
found 17 hours ago
Select Delta flight, departing Wed, Mar 24 from Mosinee to Seattle, returning Sat, Mar 27, priced at $438 found 17 hours ago
American Airlines
Thu, Aug 20 - Sun, Aug 23
CWA
Mosinee
SEA
Seattle
$444 Roundtrip, found 2 days ago
$444
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Aug 20 from Mosinee to Seattle, returning Sun, Aug 23, priced at $444 found 2 days ago
Delta
Sat, May 1 - Thu, May 6
CWA
Mosinee
SEA
Seattle
$445 Roundtrip, found 6 days ago
$445
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, May 1 from Mosinee to Seattle, returning Thu, May 6, priced at $445 found 6 days ago
American Airlines
Thu, Jul 16 - Wed, Jul 29
CWA
Mosinee
SEA
Seattle
$459 Roundtrip, found 5 days ago
$459
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Jul 16 from Mosinee to Seattle, returning Wed, Jul 29, priced at $459 found 5 days ago
United
Sat, Apr 3 - Sat, Apr 10
CWA
Mosinee
SEA
Seattle
$754 Roundtrip, found 1 day ago
$754
Roundtrip
found 1 day ago
Select United flight, departing Sat, Apr 3 from Mosinee to Seattle, returning Sat, Apr 10, priced at $754 found 1 day ago

Frequently asked questions

How much does a flight from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from $240 and cheap return flights from $349 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) with Expedia. One-way flights generally range between $319 and $945, and roundtrip flights usually range from $433 to $1502. 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 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) 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 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest month to fly from CWA to SEA is March when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter CWA to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.), 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 time to fly from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) usually departs at 5:00 AM, operated by American Airlines. An early flight like this can help you maximize your time in Seattle. 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 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Mosinee, WI (CWA) to Seattle, WA (SEA) are in the early morning, from 6am to 9am. About 57% of passengers prefer this time window. Many major carriers, including Delta and United Airlines, offer flights during this window. This timing is favored because it allows you to start your day early and make the most of your time in Seattle.
How long does it take to fly from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Flying from CWA to SEA with a connection usually takes about 6 hours, traveling roughly 1,562 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 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
First class seats are offered on the CWA to SEA route with Delta Air Lines and American Airlines.
How do I earn miles on a Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) 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 Seattle from Central Wisconsin (CWA)?
If you're planning to travel to Seattle from Central Wisconsin (CWA), you can fly into Seattle - Tacoma Intl. (SEA) Some flights may connect through major hubs like Minneapolis - St. Paul Intl. (MSP), O'Hare Intl. (ORD) before reaching Seattle. 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 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) 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 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) Seattle Vacation Packages 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 Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Mosinee, WI (CWA-Central Wisconsin) to Seattle, WA (SEA-Seattle - Tacoma Intl.) 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
Central Wisconsin
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$348
Distance
1561 mi

Book with confidence

Mosinee to Seattle Flights

The cheapest times to fly from Mosinee 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 Mosinee to Seattle are during the month of March. You can find some of the cheapest flights from Mosinee to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Mosinee to Seattle

Sunday is one of the best days to book for cheap flights from Mosinee 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 Mosinee 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 Mosinee to Seattle in 2026. You can also book with separate airlines for your outbound and return journeys, from $240 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 Mosinee 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 Mosinee 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.

 

Mosinee to Seattle Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

Explore a world of travel with Expedia