Which layover airport offers the lowest fares from Milwaukee to Portland?

Flights via Denver (DEN) offer the lowest average round-trip price of $400.

Which airport is the most popular layover for flights between Milwaukee and Portland?

Dallas (DFW) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Milwaukee-Mitchell to Portland?

Sun Country Air, Delta, and American Airlines are the most popular carriers operating from Milwaukee-Mitchell to Portland

Which layover airport has the shortest travel time from Milwaukee to Portland?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 5h 36m.

Which layover airport has the shortest connection time from Milwaukee to Portland?

Minneapolis (MSP) has the shortest average layover time for this route: 0h 43m.

What airlines fly to Portland?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Portland from Milwaukee according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Portland. Keep in mind that there are 8 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Portland Airport?

Prices for flights from Milwaukee-Mitchell Airport to Portland Airport refresh daily.

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Portland Airport?

As of November 2025, there are 7 operators available to choose from for flights from Milwaukee-Mitchell Airport to Portland Airport.

How old do you have to be to fly from Milwaukee-Mitchell Airport to Portland 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 Milwaukee-Mitchell Airport to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland 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.

$137 Cheap Flights from Milwaukee to Portland in 2025/26

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7:20 am - 3:33 pmMKE-PDX

10h 13m2 stops

7:30 pm - 8:45 amPDX-MKE

11h 15m2 stops

$274Delta

Find Deal

Fri, Dec 5 - Sun, Dec 7

6:55 am - 6:50 pmMKE-PDX

13h 55m2 stops

7:10 am - 9:32 pmPDX-MKE

12h 22m2 stops

$320Delta

Find Deal

Fri, Jan 9 - Fri, Jan 16

3:51 pm - 10:50 amMKE-PDX

20h 59m1 stop

5:49 pm - 2:55 pmPDX-MKE

19h 06m1 stop

$323Alaska Airlines

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Fri, Dec 5 - Sun, Dec 7

11:29 am - 5:43 pmMKE-PDX

8h 14m1 stop

7:30 pm - 8:45 amPDX-MKE

11h 15m2 stops

$324Delta

Find Deal

Thu, Dec 4 - Mon, Dec 8

3:53 pm - 10:46 pmMKE-PDX

8h 53m1 stop

7:10 am - 2:57 pmPDX-MKE

5h 47m1 stop

$325Alaska Airlines

Find Deal

Fri, Jan 9 - Fri, Jan 16

7:15 am - 7:11 pmMKE-PDX

13h 56m2 stops

5:45 pm - 4:46 pmPDX-MKE

21h 01m2 stops

$334Delta

Find Deal

Tue, Mar 10 - Wed, Mar 11

3:15 pm - 9:15 pmMKE-PDX

8h 00m1 stop

10:10 am - 9:47 pmPDX-MKE

9h 37m2 stops

$382United Airlines

Find Deal

Tue, Dec 2 - Thu, Dec 4

3:09 pm - 10:59 pmMKE-PDX

9h 50m1 stop

12:00 pm - 10:08 pmPDX-MKE

8h 08m1 stop

$427American Airlines

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Mon, Dec 1 - Thu, Dec 4

12:20 pm - 9:25 pmMKE-PDX

11h 05m2 stops

6:00 am - 6:20 pmPDX-MKE

10h 20m2 stops

$430Southwest

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Fri, Dec 5 - Sun, Dec 7

1:00 pm - 10:30 pmMKE-PDX

11h 30m2 stops

10:50 am - 9:30 pmPDX-MKE

8h 40m2 stops

$451Southwest

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Tue, Dec 2 - Fri, Dec 5

Sun Country Air flights from Milwaukee to Portland

Our best Sun Country Air deals on Milwaukee to Portland flight tickets

Sun Country Air

Dec 19

MKE6:27 pmMilwaukee-Mitchell

6h 26m

1 stop

PDX10:53 pmPortland

Dec 23

PDX6:14 pmPortland

22h 01m

1 stop

MKE6:15 pmMilwaukee-Mitchell

$335

Find similar

Sun Country Air

Dec 19

MKE6:27 pmMilwaukee-Mitchell

6h 26m

1 stop

PDX10:53 pmPortland

Dec 23

PDX6:14 pmPortland

22h 01m

1 stop

MKE6:15 pmMilwaukee-Mitchell

$355

Find similar

Sun Country Air

Nov 23

MKE6:30 pmMilwaukee-Mitchell

24h 54m

1 stop

PDX5:24 pmPortland

Nov 25

PDX6:18 pmPortland

21h 20m

1 stop

MKE5:38 pmMilwaukee-Mitchell

$409

Find similar

United Airlines flights from Milwaukee to Portland

Our best United Airlines deals on Milwaukee to Portland flight tickets

United Airlines

Dec 2

MKE3:15 pmMilwaukee-Mitchell

8h 00m

1 stop

PDX9:15 pmPortland

Dec 4

PDX10:10 amPortland

9h 37m

2 stops

MKE9:47 pmMilwaukee-Mitchell

$382

Find similar

United Airlines

Nov 10

MKE2:30 pmMilwaukee-Mitchell

10h 21m

2 stops

PDX10:51 pmPortland

Nov 12

PDX7:00 amPortland

8h 17m

1 stop

MKE5:17 pmMilwaukee-Mitchell

$719

Find similar

United Airlines

Nov 8

MKE2:45 pmMilwaukee-Mitchell

10h 06m

2 stops

PDX10:51 pmPortland

Nov 10

PDX11:12 pmPortland

9h 07m

1 stop

MKE10:19 amMilwaukee-Mitchell

$758

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Fly from

Fly to

Route

Depart

Return

Price

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 12/5

7:20 am-3:33 pm

2 stops10h 13m

Portland

Sun 12/7

7:30 pm-8:45 am

2 stops11h 15m

$274

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 1/9

6:55 am-6:50 pm

2 stops13h 55m

Portland

Fri 1/16

7:10 am-9:32 pm

2 stops12h 22m

$320

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 12/5

3:51 pm-10:50 am

1 stop20h 59m

Portland

Sun 12/7

5:49 pm-2:55 pm

1 stop19h 06m

$323

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Thu 12/4

11:29 am-5:43 pm

1 stop8h 14m

Portland

Mon 12/8

7:30 pm-8:45 am

2 stops11h 15m

$324

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 1/9

3:53 pm-10:46 pm

1 stop8h 53m

Portland

Fri 1/16

7:10 am-2:57 pm

1 stop5h 47m

$325

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Tue 3/10

7:15 am-7:11 pm

2 stops13h 56m

Portland

Wed 3/11

5:45 pm-4:46 pm

2 stops21h 01m

$334

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Tue 12/2

3:15 pm-9:15 pm

1 stop8h 00m

Portland

Thu 12/4

10:10 am-9:47 pm

2 stops9h 37m

$382

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Mon 12/1

3:09 pm-10:59 pm

1 stop9h 50m

Portland

Thu 12/4

12:00 pm-10:08 pm

1 stop8h 08m

$427

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 12/5

12:20 pm-9:25 pm

2 stops11h 05m

Portland

Sun 12/7

6:00 am-6:20 pm

2 stops10h 20m

$430

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Tue 12/2

1:00 pm-10:30 pm

2 stops11h 30m

Portland

Fri 12/5

10:50 am-9:30 pm

2 stops8h 40m

$451

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Milwaukee to Portland

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

Prices

Airlines

Layovers

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Milwaukee is in September. Flight prices, which tend to average around $353, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in September, then you should wait until October to fly from Milwaukee, when ticket prices are also cheap, with an average price of $408.

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

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $396. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $486.

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

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $299. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $456 per ticket.

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

You are more likely to see cheaper flights to Portland from Milwaukee when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $434 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Milwaukee for as low as $366 on momondo.

How have Milwaukee to Portland flight prices changed over time?

As of November 2025, prices for Milwaukee to Portland flights are approximately 94% more expensive when compared to flights at the same time last year.

When to book flights from Milwaukee to Portland

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

Estimated round-trip price

Cheap Milwaukee to Portland (MKE to PDX) flight deals and tips

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

Direct flights	None

There are no direct flights from Milwaukee to Portland. There are no popular flight routes from Milwaukee to Portland.

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How far is Milwaukee-Mitchell to Portland by plane?
The distance between Milwaukee-Mitchell and Portland is about 1713.7 mi. Typically, this will take 6h 26m by plane in normal conditions.
When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Portland Airport?
Prices for flights from Milwaukee-Mitchell Airport to Portland Airport refresh daily.
How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Portland Airport?
As of November 2025, there are 7 operators available to choose from for flights from Milwaukee-Mitchell Airport to Portland Airport.
How old do you have to be to fly from Milwaukee-Mitchell Airport to Portland 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 Milwaukee-Mitchell Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland 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 airline from Milwaukee to Portland?
Based on momondo bookings for flights between Milwaukee and Portland, the leading airline is Delta, making up 28% of the total bookings. Other popular airlines include Southwest with 22%, United Airlines with 20%, and American Airlines with 15%.

Best airlines flying from Milwaukee to Portland

Compare and see reviews for airlines that fly from Milwaukee to Portland with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $110	Free Cancellation	Rating 5.8 3,116 reviews	Search Frontier flights
American Airlines	PriceFrom $269	Free Cancellation	Rating 7.2 11,041 reviews	Search American Airlines flights
Hawaiian Airlines	PriceFrom $278	Free Cancellation	Rating 7.8 2,804 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $278	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights
Alaska Airlines	PriceFrom $291	Free Cancellation	Rating 8.0 11,243 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $306	Free Cancellation	Rating 7.4 9,003 reviews	Search United Airlines flights
Southwest	PriceFrom $328	Free Cancellation	Rating 8.0 4,240 reviews	Search Southwest flights

Lincoln City

Seaside

Cannon Beach

Vancouver

Salem

Astoria

Long Beach

Depoe Bay

Rockaway Beach

Beaverton

Hillsboro

Hood River

Gresham

McMinnville

Longview

The Dalles

Pacific City

Tigard

Manzanita

Tillamook

Why use momondo?

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

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 Portland from Milwaukee.

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

Flights from Milwaukee to Portland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Milwaukee to Portland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Milwaukee to Portland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Portland and let you know when they change.

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Milwaukee to Portland from $143

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to Portland departing on 12/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Find the cheapest flights from Milwaukee to Portland

Cheap round-trip flights

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Sun Country Air flights from Milwaukee to Portland

Our best Sun Country Air deals on Milwaukee to Portland flight tickets

United Airlines flights from Milwaukee to Portland

Our best United Airlines deals on Milwaukee to Portland flight tickets

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How to get the cheapest flight ticket from Milwaukee to Portland

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 Portland?

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

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $396. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Sunday, with ticket prices averaging around $486.

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

The cheapest time of day to fly to Portland is in the evening when flights can be purchased for as low as $299. At noon is when there is more demand to fly to Portland, so prices are often more expensive at around $456 per ticket.

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

How have Milwaukee to Portland flight prices changed over time?

As of November 2025, prices for Milwaukee to Portland flights are approximately 94% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Milwaukee-Mitchell to Portland?

Sun Country Air, Delta, and American Airlines are the most popular carriers operating from Milwaukee-Mitchell to Portland

What airlines fly to Portland?

Which airport is the most popular layover for flights between Milwaukee and Portland?

Dallas (DFW) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Milwaukee to Portland?

Flights via Denver (DEN) offer the lowest average round-trip price of $400.

Which layover airport has the shortest travel time from Milwaukee to Portland?

Flights connecting via Minneapolis (MSP) have the shortest average one-way travel time: 5h 36m.

Which layover airport has the shortest connection time from Milwaukee to Portland?

Minneapolis (MSP) has the shortest average layover time for this route: 0h 43m.

When to book flights from Milwaukee to Portland

Cheap Milwaukee to Portland (MKE to PDX) flight deals and tips

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

Direct flights

How far is Milwaukee-Mitchell to Portland by plane?

When did momondo last update prices for flights from Milwaukee-Mitchell Airport to Portland Airport?

How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Portland Airport?

How old do you have to be to fly from Milwaukee-Mitchell Airport to Portland Airport?

What documentation or ID do you need to fly to Portland Airport?

What is the most popular airline from Milwaukee to Portland?

Best airlines flying from Milwaukee to Portland

Compare and see reviews for airlines that fly from Milwaukee to Portland with momondo

Traveling to a place near Portland?

Why use momondo?

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

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

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

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

An easier way to manage your Portland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Oregon