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Cheap flights from Seattle to Milwaukee from $98

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Milwaukee departing on 10/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Milwaukee

Cheap round-trip flights

Delta Logo
6:10 am - 3:10 pmSEA-MKE
7h 00m1 stop
Delta Logo
7:30 am - 2:43 pmMKE-SEA
9h 13m1 stop
$195Delta
Find Deal
Wed, Sep 3 - Tue, Sep 9
Delta Logo
6:00 am - 3:11 pmSEA-MKE
7h 11m1 stop
Delta Logo
5:49 pm - 11:43 pmMKE-SEA
7h 54m1 stop
$216Delta
Find Deal
Fri, Sep 12 - Wed, Sep 17
United Airlines Logo
1:55 pm - 9:56 pmSEA-MKE
6h 01m1 stop
United Airlines Logo
5:00 am - 9:43 amMKE-SEA
6h 43m1 stop
$217United Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
United Airlines Logo
5:02 am - 3:09 pmSEA-MKE
8h 07m2 stops
United Airlines Logo
5:00 am - 9:43 amMKE-SEA
6h 43m1 stop
$222United Airlines
Find Deal
Sat, Sep 6 - Wed, Sep 10
American Airlines Logo
5:25 am - 4:38 pmSEA-MKE
9h 13m1 stop
American Airlines Logo
2:24 pm - 9:08 pmMKE-SEA
8h 44m1 stop
$224American Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
Hawaiian Airlines Logo
6:10 pm - 11:59 pmSEA-MKE
3h 49mnonstop
Hawaiian Airlines Logo
3:20 pm - 5:37 pmMKE-SEA
4h 17mnonstop
$237Hawaiian Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
American Airlines Logo
12:46 am - 9:28 amSEA-MKE
6h 42m1 stop
American Airlines Logo
2:45 pm - 10:29 pmMKE-SEA
9h 44m1 stop
$246American Airlines
Find Deal
Fri, Aug 29 - Wed, Sep 3
Hawaiian Airlines Logo
6:10 pm - 12:02 amSEA-MKE
3h 52mnonstop
Hawaiian Airlines Logo
6:27 am - 8:50 amMKE-SEA
4h 23mnonstop
$247Hawaiian Airlines
Find Deal
Sat, Sep 27 - Mon, Sep 29
Alaska Airlines Logo
6:10 pm - 12:02 amSEA-MKE
3h 52mnonstop
Alaska Airlines Logo
6:27 am - 8:50 amMKE-SEA
4h 23mnonstop
$257Alaska Airlines
Find Deal
Thu, Sep 4 - Sun, Sep 7
Alaska Airlines Logo
6:10 pm - 12:02 amSEA-MKE
3h 52mnonstop
Alaska Airlines Logo
6:27 am - 8:50 amMKE-SEA
4h 23mnonstop
$295Alaska Airlines
Find Deal
Fri, Sep 5 - Mon, Sep 8

United Airlines flights from Seattle to Milwaukee

Our best United Airlines deals on Seattle to Milwaukee flight tickets
United Airlines
Aug 27
SEA1:55 pmSeattle/Tacoma Intl
6h 01m
1 stop
MKE9:56 pmMilwaukee-Mitchell
Sep 3
MKE5:00 amMilwaukee-Mitchell
6h 43m
1 stop
SEA9:43 amSeattle/Tacoma Intl
$217
Find similar
United Airlines
Sep 6
SEA5:02 amSeattle/Tacoma Intl
8h 07m
2 stops
MKE3:09 pmMilwaukee-Mitchell
Sep 10
MKE5:00 amMilwaukee-Mitchell
6h 43m
1 stop
SEA9:43 amSeattle/Tacoma Intl
$222
Find similar
United Airlines
Dec 4
SEA1:40 pmSeattle/Tacoma Intl
6h 07m
1 stop
MKE9:47 pmMilwaukee-Mitchell
Jan 7
MKE2:30 pmMilwaukee-Mitchell
9h 48m
2 stops
SEA10:18 pmSeattle/Tacoma Intl
$232
Find similar

Southwest flights from Seattle to Milwaukee

Our best Southwest deals on Seattle to Milwaukee flight tickets
Southwest
Sep 6
SEA7:35 amSeattle/Tacoma Intl
11h 55m
1 stop
MKE9:30 pmMilwaukee-Mitchell
Sep 8
MKE7:15 pmMilwaukee-Mitchell
6h 20m
1 stop
SEA11:35 pmSeattle/Tacoma Intl
$233
Find similar
Southwest
Aug 26
SEA6:45 amSeattle/Tacoma Intl
7h 20m
1 stop
MKE4:05 pmMilwaukee-Mitchell
Sep 3
MKE5:15 pmMilwaukee-Mitchell
8h 50m
1 stop
SEA12:05 amSeattle/Tacoma Intl
$236
Find similar
Southwest
Aug 26
SEA6:45 amSeattle/Tacoma Intl
7h 20m
1 stop
MKE4:05 pmMilwaukee-Mitchell
Aug 29
MKE11:35 amMilwaukee-Mitchell
12h 10m
1 stop
SEA9:45 pmSeattle/Tacoma Intl
$241
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Milwaukee 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, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Seattle to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Wed 9/3

6:10 am-3:10 pm

1 stop7h 00m

Milwaukee-Mitchell

Tue 9/9

7:30 am-2:43 pm

1 stop9h 13m

$195

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Fri 9/12

6:00 am-3:11 pm

1 stop7h 11m

Milwaukee-Mitchell

Wed 9/17

5:49 pm-11:43 pm

1 stop7h 54m

$216

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Wed 8/27

1:55 pm-9:56 pm

1 stop6h 01m

Milwaukee-Mitchell

Wed 9/3

5:00 am-9:43 am

1 stop6h 43m

$217

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Sat 9/6

5:02 am-3:09 pm

2 stops8h 07m

Milwaukee-Mitchell

Wed 9/10

5:00 am-9:43 am

1 stop6h 43m

$222

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Wed 8/27

5:25 am-4:38 pm

1 stop9h 13m

Milwaukee-Mitchell

Wed 9/3

2:24 pm-9:08 pm

1 stop8h 44m

$224

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Wed 8/27

6:10 pm-11:59 pm

Nonstop3h 49m

Milwaukee-Mitchell

Wed 9/3

3:20 pm-5:37 pm

Nonstop4h 17m

$237

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Fri 8/29

12:46 am-9:28 am

1 stop6h 42m

Milwaukee-Mitchell

Wed 9/3

2:45 pm-10:29 pm

1 stop9h 44m

$246

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Sat 9/27

6:10 pm-12:02 am

Nonstop3h 52m

Milwaukee-Mitchell

Mon 9/29

6:27 am-8:50 am

Nonstop4h 23m

$247

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Thu 9/4

6:10 pm-12:02 am

Nonstop3h 52m

Milwaukee-Mitchell

Sun 9/7

6:27 am-8:50 am

Nonstop4h 23m

$257

SeattleMilwaukee

SEA - MKE

SEAMKE

Seattle/Tacoma Intl

Fri 9/5

6:10 pm-12:02 am

Nonstop3h 52m

Milwaukee-Mitchell

Mon 9/8

6:27 am-8:50 am

Nonstop4h 23m

$295

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Milwaukee from

How to get the cheapest flight ticket from Seattle to Milwaukee

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Milwaukee?

The cheapest month to fly to Milwaukee from Seattle is in February. Flight prices, which tend to average around $305, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Milwaukee, with average flight prices from Seattle averaging around $327.

What is the cheapest day to depart on your flight to Milwaukee?

According to our data, Tuesday is the cheapest day to fly to Milwaukee from Seattle. The lowest ticket price found for a Tuesday departure recently was $381. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Seattle to Milwaukee on a Sunday will generally be more expensive and average around $546. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Milwaukee?

In the evening is the cheapest time of day to fly from Seattle to Milwaukee when you can find flight prices for as low as $306. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $448 per ticket.

What is the cheapest Seattle/Tacoma Intl to Milwaukee-Mitchell flight route?

Fly from Seattle/Tacoma Intl to Milwaukee-Mitchell for the best Seattle/Tacoma Intl - Milwaukee-Mitchell flight prices

How far in advance should I book a flight to Milwaukee?

You are more likely to see cheaper flights to Milwaukee from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Milwaukee for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Milwaukee from Seattle for as low as $252 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Milwaukee-Mitchell flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Milwaukee-Mitchell flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Milwaukee flight prices changed over time?

As of August 2025, prices for Seattle to Milwaukee flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Milwaukee

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Milwaukee according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Milwaukee (SEA to MKE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Milwaukee

Best Price Found

$98

Fastest flight time

3h 49m

Direct flights

Every day

Airports in Milwaukee

1 airport
The best one-way flight to Milwaukee from Seattle in the past 72 hours is $98. The best round-trip flight deal from Seattle to Milwaukee found on momondo in the last 72 hours is $195.
The fastest flight from Seattle to Milwaukee takes 3h 49m
Direct flights go from Seattle to Milwaukee every day.
There is 1 airport near Milwaukee: Milwaukee-Mitchell (MKE)
Search flight deals

  • How far is Seattle/Tacoma Intl to Milwaukee-Mitchell by plane?

    Milwaukee-Mitchell is 1686.6 mi away from Seattle/Tacoma Intl. Typically, this will take 3h 49m by plane in normal conditions.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Milwaukee-Mitchell Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Milwaukee-Mitchell Airport refresh daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Milwaukee-Mitchell Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Milwaukee-Mitchell Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Milwaukee-Mitchell Airport.

  • What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

    The necessary travel and health documents for your Milwaukee-Mitchell Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Milwaukee?

  • What is the most popular airline from Seattle to Milwaukee?

Best airlines flying from Seattle to Milwaukee

Compare and see reviews for airlines that fly from Seattle to Milwaukee with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $176Free CancellationRating
8.0
7,983 reviews
Search Delta flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $228Free CancellationRating
7.8
2,611 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $230Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $235Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $258Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Seattle to Milwaukee

    Alaska Airlines is one of the most popular airlines flying from Seattle to Milwaukee, operating 10 flights/week on average for this route. A good Alaska Airlines flight deal for Seattle to Milwaukee starts from $258 round-trip, up to an average price of $429. Our users have rated Alaska Airlines at 8.0/10.

  • Hawaiian Airlines Flights From Seattle to Milwaukee

    Another popular option for Seattle to Milwaukee flights is Hawaiian Airlines (7.8/10, 2,613 ratings). Hawaiian Airlines flies from Seattle to Milwaukee around 13 times per week, with deals starting from $228 round-trip and rising to an average price of around $407.

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Waukesha
Oak Creek
Mequon
Wauwatosa
Glendale
Pewaukee
Kohler
West Bend
Port Washington
Grafton
New Berlin

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Milwaukee?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Milwaukee from Seattle.

Can I find flights from Seattle to Milwaukee with flexible booking policies on momondo?

Yes. All flights to Milwaukee from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Seattle to Milwaukee?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Milwaukee.

I’m not ready to book a flight from Seattle to Milwaukee right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Milwaukee flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Milwaukee trip

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