Are direct flights from Milwaukee to Seattle always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers. However, connecting flights can sometimes be more affordable, especially if you are flexible with your schedule. The 'best' option often depends on your priorities for cost versus convenience.

Can flexible travel dates help on Milwaukee to Seattle flights?

Yes, being flexible with your travel dates can often lead to finding cheaper flights. Prices for airfare can vary significantly depending on the day of the week or specific dates. Adjusting your departure or return by a day or two may result in notable savings.

What extra costs should I check before booking Milwaukee to Seattle flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Understanding these additional expenses can help you budget accurately.

Flights From Milwaukee

To Seattle

Cheap Flights from Milwaukee to Seattle

Browse current best options from Milwaukee. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Milwaukee

RatePunk searches hundreds of travel sites at once for deals on flights to Seattle

Prices updated today

462 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 15, 2026.)

Today’s best flight deals from Milwaukee to Seattle

Explore current cheapest deals departing from Milwaukee to Seattle

2027-01-06 – 2027-01-12
MKE - Seattle
73% AI deal score
$314
$279
Round trip
2026-10-27 – 2026-10-31
MKE - Seattle
79% AI deal score
$355
$280
Round trip
2026-10-20 – 2026-10-24
MKE - Seattle
77% AI deal score
$355
$281
Round trip
2026-10-20 – 2026-10-27
MKE - Seattle
72% AI deal score
$337
$281
Round trip
2026-10-24 – 2026-10-31
MKE - Seattle
72% AI deal score
$337
$281
Round trip
2026-10-28 – 2026-11-17
MKE - Seattle
67% AI deal score
$289
$281
Round trip
2026-10-31 – 2026-11-03
MKE - Seattle
72% AI deal score
$355
$286
Round trip
2027-01-09 – 2027-01-12
MKE - Seattle
70% AI deal score
$323
$287
Round trip
2027-01-06 – 2027-01-11
MKE - Seattle
72% AI deal score
$319
$298
Round trip
2026-10-21 – 2026-10-22
MKE - Seattle
75% AI deal score
$354
$299
Round trip

Milwaukee to Seattle: Overview

Insights for flights from Milwaukee to Seattle

Flights from Milwaukee to Seattle typically range from $327–$656, with a median fare of $417. Right now, current fares are above the typical level for this route. Only about 5% of recent fares from Milwaukee to Seattle were classified as a good price, indicating that finding cheap flights from Milwaukee to Seattle may require some flexibility.

When considering the cheapest time to fly from Milwaukee to Seattle, January stands out with a median fare of $239. Other favorable months include May, with a median fare of $317, and July, where the median fare is $322. These months offer more competitive pricing compared to the overall median.

A typical journey from Milwaukee to Seattle takes about 4h 28m, including connections. While a meaningful share of itineraries are non-stop, most itineraries connect at least once. For connecting flights, the typical number of stopovers is 2. This route covers a distance of 2719 kilometers, classifying it as a medium-haul flight.

How much is a round trip from Milwaukee to Seattle

Regular price: $300 - $428

Prices for flights from Milwaukee to Seattle are currently below the regular range.

The regular price range for flights from Milwaukee to Seattle is between $300 and $428. The current lowest deal is $280 with Southwest Airlines for travel from Oct 27-Oct 31.

now $280

Low $300

High $428

The cheapest time to fly from Milwaukee to Seattle

The cheapest month to fly from MKE to SEA is May, with a median price of $317. The most expensive month is June, with a median price of $792. Prices are generally lower from May to December.

May

Cheapest

Flights from $317

June

Most Expensive

Flights from $792

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Milwaukee to Seattle

Alaska Airlines, Inc.

Last-minute flights going from Milwaukee to Seattle

Sat, Oct 3

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$372

$327

One-way

Tue, Oct 6

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$340

$327

One-way

Tue, Oct 6

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$364

$358

One-way

Wed, Oct 7

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$362

$281

One-way

Wed, Oct 7

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$340

$327

One-way

Thu, Oct 8

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

Southwest Airlines

$351

$363

One-way

Biggest price drops on these dates for flights from Milwaukee to Seattle

5 nights

Mar 24 - Mar 29

$518 → $415

20%

7 nights

Mar 3 - Mar 10

$412 → $327

21%

6 nights

Mar 23 - Mar 29

$513 → $431

16%

4 nights

Oct 27 - Oct 31

$355 → $280

21%

Popular Airports to fly from Milwaukee to Seattle

Milwaukee - Seattle route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Milwaukee to Seattle are above the typical level at $417.

📅 Best time to fly

January is historically cheapest

Historically, January is the cheapest month to fly from MKE to SEA, with a median price of $239.

⏱️ Flight duration

Direct flights average 4h 28m

The typical direct flight from MKE to SEA takes 4h 28m, while connecting flights average 20h 30m.

✈️ Airlines & availability

Direct flights are mixed

About 48.5% of recent MKE to SEA flights are direct, with connecting flights typically having 2 stopovers.

🏆 Airline highlight

Alaska Airlines offers direct flights

Alaska Airlines, Inc. has direct flights available for the MKE to SEA route.

🎯 Booking tip

Deals are frequent

Deals for flights from Milwaukee to Seattle are frequent, appearing often in the last 30 days.

Milwaukee main airports to depart from

General Mitchell International (MKE)

Cheapest

General Mitchell International Airport (MKE) is a convenient option for flights from Milwaukee to Seattle.

📍 ~10 km from city center (reachable by car)

💸 Flights from ~$327

Seattle main airports to arrive at

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a primary arrival choice for flights from Milwaukee to Seattle.

📍 ~18 km from city center (reachable by public transport, car, taxi)

💸 Flights from ~$322

Airports nearby Seattle used as alternative

Paine Field Everett (PAE)

Paine Field Everett (PAE) is a useful alternative for travelers located in North Seattle or Snohomish County.

📍 ~48 km from Seattle (reachable by car)

💸 Flights from ~$440

Business & First Class Flight Deals to Seattle

Discover luxury on the budget with premium cabin class on flights from Milwaukee to Seattle.

Elite

Best Elite deals to Seattle

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From MKE

Elite

Oct 24

Seattle, United States

84% AI deal score

$1,306

$933

Save $373

United Airlines

Business Class

From MKE

Elite

Oct 27

Seattle, United States

84% AI deal score

$1,341

$941

Save $400

United Airlines

Business Class

From MKE

Elite

Oct 20

Seattle, United States

83% AI deal score

$1,574

$1,087

Save $487

Alaska Airlines, Inc.

Business Class

From MKE

Elite

Nov 04

Seattle, United States

83% AI deal score

$1,314

$941

Save $373

United Airlines

Business Class

From MKE

Elite

Oct 17

Seattle, United States

83% AI deal score

$1,293

$941

Save $352

United Airlines

Business Class

From MKE

Elite

Jan 20

Seattle, United States

82% AI deal score

$1,185

$933

Save $252

United Airlines

Business Class

From MKE

Elite

Jan 26

Seattle, United States

82% AI deal score

$1,193

$941

Save $252

United Airlines

Business Class

From MKE

Elite

Jan 06

Seattle, United States

81% AI deal score

$1,348

$1,022

Save $326

Alaska Airlines, Inc.

Business Class

From MKE

Elite

Feb 10

Seattle, United States

81% AI deal score

$1,140

$933

Save $207

United Airlines

Business Class

From MKE

Elite

Feb 15

Seattle, United States

81% AI deal score

$1,175

$960

Save $215

United Airlines

Business Class

From MKE

Elite

Sep 16

Seattle, United States

80% AI deal score

$1,921

$1,271

Save $650

From MKE

Elite

Nov 19

Seattle, United States

75% AI deal score

$1,129

$948

Save $181

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Seattle

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you identify better deals. Sometimes, flying on weekdays or during off-peak seasons may result in lower fares.

Booking flights in advance often provides more options and potentially better prices. However, last-minute deals can sometimes appear, though they are less predictable. It's usually beneficial to monitor fare trends to help determine an optimal booking time.

Comparing nearby airports can sometimes uncover different flight options or prices. While it may add to your ground travel, the potential savings could be worthwhile. Always consider the total cost and convenience when evaluating this option.

Related routes

More routes from Milwaukee

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Flights to Seattle from other cities

Flights from Manila to Seattle Flights from Minneapolis to Seattle Flights from Nairobi to Seattle Flights from New Orleans to Seattle Flights from New York to Seattle Flights from Oakland to Seattle Flights from Oklahoma City to Seattle Flights from Omaha to Seattle Flights from Orlando to Seattle Flights from Philadelphia to Seattle Flights from Phoenix to Seattle Flights from Portland to Seattle

Milwaukee to Seattle: Overview

Insights for flights from Milwaukee to Seattle

How much is a round trip from Milwaukee to Seattle

Regular price: $300 - $428

Prices for flights from Milwaukee to Seattle are currently below the regular range.

The regular price range for flights from Milwaukee to Seattle is between $300 and $428. The current lowest deal is $280 with Southwest Airlines for travel from Oct 27-Oct 31.

now $280

Low $300

High $428

The cheapest time to fly from Milwaukee to Seattle

The cheapest month to fly from MKE to SEA is May, with a median price of $317. The most expensive month is June, with a median price of $792. Prices are generally lower from May to December.

May

Cheapest

Flights from $317

June

Most Expensive

Flights from $792

Jan

Feb

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Milwaukee to Seattle

Alaska Airlines, Inc.

Last-minute flights going from Milwaukee to Seattle

Sat, Oct 3

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$372

$327

One-way

Tue, Oct 6

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$340

$327

One-way

Tue, Oct 6

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$364

$358

One-way

Wed, Oct 7

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$362

$281

One-way

Wed, Oct 7

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

$340

$327

One-way

Thu, Oct 8

⌛ Last-Minute

MKE - Seattle

Milwaukee (MKE) - Seattle (SEA)

Southwest Airlines

$351

$363

One-way

Biggest price drops on these dates for flights from Milwaukee to Seattle

5 nights

Mar 24 - Mar 29

$518 → $415

20%

7 nights

Mar 3 - Mar 10

$412 → $327

21%

6 nights

Mar 23 - Mar 29

$513 → $431

16%

4 nights

Oct 27 - Oct 31

$355 → $280

21%

Popular Airports to fly from Milwaukee to Seattle

Milwaukee - Seattle route insights

💸 Price insights

Recent fares are above the typical level

Recent fares for Milwaukee to Seattle are above the typical level at $417.

📅 Best time to fly

January is historically cheapest

Historically, January is the cheapest month to fly from MKE to SEA, with a median price of $239.

⏱️ Flight duration

Direct flights average 4h 28m

The typical direct flight from MKE to SEA takes 4h 28m, while connecting flights average 20h 30m.

✈️ Airlines & availability

Direct flights are mixed

About 48.5% of recent MKE to SEA flights are direct, with connecting flights typically having 2 stopovers.

🏆 Airline highlight

Alaska Airlines offers direct flights

Alaska Airlines, Inc. has direct flights available for the MKE to SEA route.

🎯 Booking tip

Deals are frequent

Deals for flights from Milwaukee to Seattle are frequent, appearing often in the last 30 days.

Milwaukee main airports to depart from

General Mitchell International (MKE)

Cheapest

General Mitchell International Airport (MKE) is a convenient option for flights from Milwaukee to Seattle.

📍 ~10 km from city center (reachable by car)

💸 Flights from ~$327

Seattle main airports to arrive at

Seattle–Tacoma International (SEA)

Cheapest

Seattle–Tacoma International Airport is a primary arrival choice for flights from Milwaukee to Seattle.

📍 ~18 km from city center (reachable by public transport, car, taxi)

💸 Flights from ~$322

Airports nearby Seattle used as alternative

Paine Field Everett (PAE)

Paine Field Everett (PAE) is a useful alternative for travelers located in North Seattle or Snohomish County.

Seattle, United States

80% AI deal score

$1,921

$1,271

Save $650

From MKE

Elite

Nov 19

Seattle, United States

75% AI deal score

$1,129

$948

Save $181

Alaska Airlines, Inc.

Business Class

Frequently Asked Questions About Flights to Seattle

Cheap Flights from Milwaukee to Seattle

Today’s best flight deals from Milwaukee to Seattle

Milwaukee to Seattle: Overview

Insights for flights from Milwaukee to Seattle

How much is a round trip from Milwaukee to Seattle

The cheapest time to fly from Milwaukee to Seattle

Direct flights from Milwaukee to Seattle

Last-minute flights going from Milwaukee to Seattle

Biggest price drops on these dates for flights from Milwaukee to Seattle

Popular Airports to fly from Milwaukee to Seattle

Milwaukee - Seattle route insights

Recent fares are above the typical level

January is historically cheapest

Direct flights average 4h 28m

Direct flights are mixed

Alaska Airlines offers direct flights

Deals are frequent

Milwaukee main airports to depart from

Seattle main airports to arrive at

Airports nearby Seattle used as alternative

Business & First Class Flight Deals to Seattle

Best Elite deals to Seattle

Oct 24

Oct 27

Oct 20

Nov 04

Oct 17

Jan 20

Jan 26

Jan 06

Feb 10

Feb 15

Sep 16

Nov 19

Frequently Asked Questions About Flights to Seattle

How can I find cheap flights from Milwaukee to Seattle?

When should I book flights from Milwaukee to Seattle?

Should I compare nearby airports for flights from Milwaukee to Seattle?

Are direct flights from Milwaukee to Seattle always the best option?

Can flexible travel dates help on Milwaukee to Seattle flights?

What extra costs should I check before booking Milwaukee to Seattle flights?

Related routes

More routes from Milwaukee

Flights to Seattle from other cities

Milwaukee to Seattle: Overview

Insights for flights from Milwaukee to Seattle

How much is a round trip from Milwaukee to Seattle

The cheapest time to fly from Milwaukee to Seattle

Direct flights from Milwaukee to Seattle

Last-minute flights going from Milwaukee to Seattle

Biggest price drops on these dates for flights from Milwaukee to Seattle

Popular Airports to fly from Milwaukee to Seattle

Milwaukee - Seattle route insights

Recent fares are above the typical level

January is historically cheapest

Direct flights average 4h 28m

Direct flights are mixed

Alaska Airlines offers direct flights

Deals are frequent

Milwaukee main airports to depart from

Seattle main airports to arrive at

Airports nearby Seattle used as alternative

Business & First Class Flight Deals to Seattle

Best Elite deals to Seattle

Oct 24

Oct 27

Oct 20

Nov 04

Oct 17

Jan 20

Jan 26

Jan 06

Feb 10

Feb 15

Sep 16

Nov 19

Frequently Asked Questions About Flights to Seattle

How can I find cheap flights from Milwaukee to Seattle?

When should I book flights from Milwaukee to Seattle?

Should I compare nearby airports for flights from Milwaukee to Seattle?