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CA $151 Cheap Flights from Milwaukee (MKE) to Seattle (SEA)

View CA $151 flight on Tue, Aug 11, 2026Opens in a new window

Popular airlines from General Mitchell Intl. Airport (MKE) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Milwaukee (MKE) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $151 for one-way flights and CA $341 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 11 - Tue, Aug 18
MKE
Milwaukee
SEA
Seattle
CA $341 Roundtrip, found 11 hours ago
CA $341
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Tue, Aug 11 from Milwaukee to Seattle, returning Tue, Aug 18, priced at CA $341 found 11 hours ago
American Airlines
Tue, Aug 11 - Tue, Aug 18
MKE
Milwaukee
SEA
Seattle
CA $378 Roundtrip, found 11 hours ago
CA $378
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Tue, Aug 11 from Milwaukee to Seattle, returning Tue, Aug 18, priced at CA $378 found 11 hours ago
American Airlines
Tue, Aug 11 - Tue, Aug 18
MKE
Milwaukee
SEA
Seattle
CA $449 Roundtrip, found 11 hours ago
CA $449
Roundtrip
found 11 hours ago
Select American Airlines flight, departing Tue, Aug 11 from Milwaukee to Seattle, returning Tue, Aug 18, priced at CA $449 found 11 hours ago
American Airlines
Wed, Oct 7 - Thu, Oct 15
MKE
Milwaukee
SEA
Seattle
CA $457 Roundtrip, found 13 hours ago
CA $457
Roundtrip
found 13 hours ago
Select American Airlines flight, departing Wed, Oct 7 from Milwaukee to Seattle, returning Thu, Oct 15, priced at CA $457 found 13 hours ago
American Airlines
Wed, Jul 29 - Mon, Aug 3
MKE
Milwaukee
SEA
Seattle
CA $458 Roundtrip, found 1 day ago
CA $458
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Jul 29 from Milwaukee to Seattle, returning Mon, Aug 3, priced at CA $458 found 1 day ago
American Airlines
Sat, Sep 19 - Thu, Sep 24
MKE
Milwaukee
SEA
Seattle
CA $459 Roundtrip, found 5 days ago
CA $459
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, Sep 19 from Milwaukee to Seattle, returning Thu, Sep 24, priced at CA $459 found 5 days ago
Alaska Airlines
Tue, Aug 11 - Tue, Aug 18
MKE
Milwaukee
SEA
Seattle
CA $529 Roundtrip, found 11 hours ago
CA $529
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Tue, Aug 11 from Milwaukee to Seattle, returning Tue, Aug 18, priced at CA $529 found 11 hours ago
Delta
Tue, Aug 11 - Tue, Aug 18
MKE
Milwaukee
SEA
Seattle
CA $536 Roundtrip, found 11 hours ago
CA $536
Roundtrip
found 11 hours ago
Select Delta flight, departing Tue, Aug 11 from Milwaukee to Seattle, returning Tue, Aug 18, priced at CA $536 found 11 hours ago
JetBlue Airways
Sat, Aug 29 - Tue, Sep 8
MKE
Milwaukee
SEA
Seattle
CA $758 Roundtrip, found 5 days ago
CA $758
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Sat, Aug 29 from Milwaukee to Seattle, returning Tue, Sep 8, priced at CA $758 found 5 days ago
United
Wed, Jul 15 - Thu, Jul 16
MKE
Milwaukee
SEA
Seattle
CA $892 Roundtrip, found 1 day ago
CA $892
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jul 15 from Milwaukee to Seattle, returning Thu, Jul 16, priced at CA $892 found 1 day ago

Frequently asked questions

How much does a flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) cost?
You can find cheap one-way flights from CA $151 and cheap return flights from CA $341 MKE to SEA with Expedia. One-way flights typically cost between CA$243 and CA$748, and return flights often range between CA$625 and CA$1640. 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 MKE to SEA ticket fares go up or down.
What is the cheapest month to fly from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The cheapest months to fly from MKE to SEA are typically during off-peak season 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 are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter MKE to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Milwaukee, WI (MKE-General Mitchell Intl.) 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 airline to fly with from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) 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. Southwest Airlines offers the most daily flights from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), 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 Milwaukee, WI (MKE-General Mitchell Intl.) 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.
How many flights per day from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 77 connecting flights per day from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.). Some common connection points include O'Hare Intl. (ORD), Denver Intl. (DEN), and Harry Reid Intl. (LAS).
What is the earliest flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically departs around 5:00 AM. This service is offered by American Airlines. This is a seasonal service active in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
You'll typically find the most flights from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) on a Thursday, with around 59 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United, Southwest Airlines, and American Airlines. Flight schedules are quite consistent throughout the week, so you'll have plenty of options no matter which day you choose to fly.
What are the most popular departure times for flights from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) are in the early morning, from 6am to 9am. Many major carriers, including Alaska Airlines, American Airlines and Southwest Airlines, offer flights during this window. Many travelers prefer this because it allows for an early arrival in Seattle, giving you more time to enjoy your destination.
How long does it take to fly from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
A non-stop flight from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) typically takes around 4 hours 30 minutes. This route covers a distance of approximately 2,718 kilometers. If you opt for a flight with one stop, your travel time will be longer, usually around 7 hours. Flights with two or more stops can take significantly longer, averaging about 14 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to factor in some extra time when planning your trip.
Can you fly business or first class from Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Yes, you can fly business class or first class between MKE and SEA. You can fly business class with Delta.First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Milwaukee, WI (MKE-General Mitchell Intl.) 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, WA (SEA) from Milwaukee, WI (MKE)?
If you're planning to travel to Seattle from General Mitchell Intl. (MKE), you can fly directly into Seattle - Tacoma Intl. (SEA) which offers international flights and connections. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), O'Hare Intl. (ORD), or Denver Intl. (DEN) 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Milwaukee, WI (MKE-General Mitchell Intl.) 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) 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 Milwaukee, WI (MKE-General Mitchell Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Milwaukee, WI (MKE-General Mitchell Intl.) 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
General Mitchell Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines
Roundtrip price
CA $340
Distance
2702 km
Average flight time
2 hours 27 mins

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Milwaukee to Seattle Flights

The easy way to book your flights from Milwaukee to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Milwaukee whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Seattle - Tacoma Intl., 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 Milwaukee to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from General Mitchell Intl., MKE to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Milwaukee to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Milwaukee currently is just CA $341 rising to CA $892.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • 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 Seattle from Milwaukee 

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. So book your flight to Seattle with Expedia today.

Milwaukee to Seattle Flights

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