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$120+ Cheap flights from Wisconsin to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — SEA
Aug 27 — Sep 31
Thu 8/27
Thu 9/3
1 adult, Economy
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Cheap flight deals from Wisconsin to Seattle

Cheapest flights from Wisconsin to Seattle
Explore the most affordable flight options available from Wisconsin to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2026.

This Frontier deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:42 pm
MSN
-
SEA
1 stop6h 45m
Frontier
Mon 9/287:00 am
SEA
-
MSN
1 stop9h 47m
Frontier
Deal found 7/23$240
This Frontier deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:42 pm
MSN
-
SEA
1 stop6h 45m
Frontier
Fri 9/257:00 am
SEA
-
MSN
1 stop9h 47m
Frontier
Deal found 7/23$259
This FlightHub deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:20 pm
MSP
-
SEA
Nonstop3h 43m
Multiple Airlines
Sun 10/117:41 pm
SEA
-
MSP
1 stop11h 17m
Multiple Airlines
Deal found 7/27$279
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/278:30 am
MSP
-
SEA
Nonstop3h 42m
Multiple Airlines
Wed 10/74:27 pm
SEA
-
MSP
1 stop5h 41m
Multiple Airlines
Deal found 7/27$280
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:30 pm
MSP
-
SEA
Nonstop3h 42m
Multiple Airlines
Fri 8/287:06 pm
SEA
-
MSP
1 stop16h 00m
Multiple Airlines
Deal found 7/28$281
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:05 pm
MSP
-
SEA
Nonstop3h 43m
Multiple Airlines
Mon 10/127:41 pm
SEA
-
MSP
1 stop11h 17m
Multiple Airlines
Deal found 7/26$282
This Frontier deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:30 pm
MSP
-
SEA
1 stop13h 21m
Frontier
Mon 10/127:41 pm
SEA
-
MSP
1 stop11h 17m
Frontier
Deal found 7/25$283
This Kiwi.com deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:25 pm
MSP
-
SEA
Nonstop3h 43m
Multiple Airlines
Sat 10/107:41 pm
SEA
-
MSP
1 stop11h 17m
Multiple Airlines
Deal found 7/26$284
This Kiwi.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:12 pm
MSP
-
SEA
1 stop13h 07m
Frontier
Wed 8/262:37 pm
SEA
-
MSP
2 stops17h 56m
Frontier
Deal found 7/27$285
This Super.com deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:35 pm
MSP
-
SEA
Nonstop3h 43m
Sun Country Air
Sun 10/1811:59 pm
SEA
-
MSP
Nonstop3h 21m
Sun Country Air
Deal found 7/27$286
This Cheapflightsfares deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:55 am
MSP
-
SEA
Nonstop3h 42m
Sun Country Air
Sat 9/268:00 am
SEA
-
MSP
Nonstop3h 21m
Sun Country Air
Deal found 7/25$287
This Sun Country Air deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:00 pm
MSP
-
SEA
Nonstop3h 42m
Sun Country Air
Fri 9/46:31 pm
SEA
-
MSP
Nonstop3h 21m
Sun Country Air
Deal found 7/27$288

Find flight deals from Wisconsin to Seattle

Keep the following information in mind while searching for Wisconsin to Seattle flight deals. Data was last updated July 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$240
(Frontier)

One-way from

$120
(Frontier)

Popular in

June

Cheapest in

February

Average price

$453

Good round-trip deal

$433 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Milwaukee-Mitchell-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Seattle/Tacoma Intl flights.
Search Deals
From Wisconsin to Seattle/Tacoma Intl
Search Deals
One-way flight from Wisconsin to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Wisconsin to Seattle/Tacoma Intl.
Search Deals
Price to beat on a one-way flight from Wisconsin to Seattle/Tacoma Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wisconsin to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2026.
Use the filters below to find and compare flights from Wisconsin to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Thu 9/24

6:30 am-3:08 pm

1 stop10h 38m

Seattle/Tacoma Intl

Fri 10/2

7:45 pm-5:38 am

1 stop7h 53m

$326

DuluthSeattle

DLH - SEA

DLHSEA

Duluth Intl

Thu 10/15

4:21 pm-8:50 pm

1 stop6h 29m

Seattle/Tacoma Intl

Thu 10/22

6:00 am-3:41 pm

1 stop7h 41m

$328

Green BaySeattle

GRB - SEA

GRBSEA

Green Bay Austin-Straubel

Fri 10/16

3:19 pm-8:50 pm

1 stop7h 31m

Seattle/Tacoma Intl

Tue 10/20

11:05 pm-10:28 am

1 stop9h 23m

$330

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Sat 10/17

10:00 am-8:37 pm

2 stops12h 37m

Seattle/Tacoma Intl

Wed 10/21

1:56 pm-10:58 pm

1 stop7h 02m

$334

AppletonSeattle

ATW - SEA

ATWSEA

Appleton Intl

Thu 10/29

6:15 am-12:19 pm

1 stop8h 04m

Seattle/Tacoma Intl

Wed 11/4

10:50 am-7:08 pm

1 stop6h 18m

$344

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Thu 10/15

6:50 pm-12:35 am

1 stop7h 45m

Seattle/Tacoma Intl

Sat 10/17

3:20 pm-11:59 pm

1 stop6h 39m

$348

La CrosseSeattle

LSE - SEA

LSESEA

La Crosse

Sat 9/12

5:22 pm-12:11 am

1 stop8h 49m

Seattle/Tacoma Intl

Sat 9/19

11:57 pm-11:22 am

1 stop9h 25m

$348

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Wed 9/9

1:03 pm-3:41 pm

Nonstop4h 38m

Seattle/Tacoma Intl

Tue 9/15

12:16 am-6:20 am

Nonstop4h 04m

$357
Quickest round-trip

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Thu 8/20

6:00 am-8:30 am

Nonstop4h 30m

Seattle/Tacoma Intl

Sat 8/29

5:51 pm-11:59 pm

Nonstop4h 08m

$357

ChicagoSeattle

ORD - SEA

ORDSEA

Chicago O'Hare Intl

Wed 9/2

7:00 am-9:35 am

Nonstop4h 35m

Seattle/Tacoma Intl

Sat 9/5

7:00 am-1:15 pm

Nonstop4h 15m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/25

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Wisconsin to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Wisconsin with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Wisconsin to Seattle

What is the cheapest month to book a flight from Wisconsin to Seattle?

Currently, January is the cheapest month in which you can book a flight from Wisconsin to Seattle (average of $346). Flying from Wisconsin to Seattle in March is currently the most expensive (average of $518). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WI to SEA?

Find hourly flight availability from Wisconsin to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 28, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wisconsin to Seattle as you normally would.

How much does it cost to fly round-trip from Wisconsin to Seattle?

Airfare is typical for this route at the moment.
Wisconsin to Seattle flights typically cost between $360 and $542 in August.
The cheapest round-trip price found within the last 5 days was $387 on Southwest (Aug 18-Aug 19).

How far ahead should I book a flight from Wisconsin to Seattle?

The price you pay for your flight from Wisconsin to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Wisconsin?

    If you book a flight to Seattle from Wisconsin, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How popular is this Wisconsin to Seattle flight route?

    The Wisconsin to Seattle/Tacoma Intl flight path was viewed by 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Wisconsin to Seattle?

    There are many flights that can get you from Wisconsin to Seattle in 6h 29m. Fly via Frontier, Delta, or United Airlines to get the fastest option. Wisconsin and Seattle are separated by a distance of 1406 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Wisconsin to Seattle one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $97. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Wisconsin to Seattle for a low price.

  • What are the most popular routes from Wisconsin to Seattle?

    When deciding which route to take from Wisconsin to Seattle consider Chicago O'Hare Intl - Seattle/Tacoma Intl, Minneapolis St Paul - Seattle/Tacoma Intl or Milwaukee-Mitchell - Seattle/Tacoma Intl as they are the most popular.

  • What are the most reliable airlines from Wisconsin to Seattle?

    Consider Alaska Airlines (89%), American Airlines (86%) or Qatar Airways (74%) when booking your flight. These represent the most reliable airlines when flying from Wisconsin to Seattle.

  • What are the cheapest flights from Wisconsin to Seattle?

    The cheapest flight price from Wisconsin to Seattle is $238. On average you can expect to pay $1,226. The most popular route, (Chicago O'Hare Intl - Seattle/Tacoma Intl), can usually be booked for $302.

  • Can I find deals for flights from Wisconsin to Seattle that include hotel bookings?

    Yes. In addition to deals on Wisconsin to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Wisconsin to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wisconsin to Seattle.

  • Can I find deals for business class flights from Wisconsin to Seattle?

    Yes. Cheapflights offers flight deals from Wisconsin to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Wisconsin to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Wisconsin to Seattle (average of $346). Flying from Wisconsin to Seattle in March is currently the most expensive (average of $518). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Renton
Lacey
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Issaquah

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Alternative routes for Wisconsin to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Wisconsin to Seattle

Discover the top 6 airlines that operate flights from Wisconsin to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$107Average$423FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$178Average$454FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$196Average$397FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$205Average$486FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$232Average$423FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$257Average$417FlexibilityNo cancel feeOn-time85%

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