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$186+ Cheap flights from Milwaukee to Portland (MKE - PDX)

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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — PDX
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Milwaukee to Portland

Cheapest flights from Milwaukee to Portland
Explore the most affordable flight options available from Milwaukee to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/243:59 pm
MKE
-
PDX
1 stop6h 26m
Delta
Fri 3/2712:30 am
PDX
-
MKE
1 stop7h 41m
Delta
Deal found 1/19$237
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:00 am
MKE
-
PDX
1 stop28h 31m
Alaska Airlines
Fri 4/248:30 pm
PDX
-
MKE
1 stop16h 13m
Alaska Airlines
Deal found 1/20$283
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:51 pm
MKE
-
PDX
1 stop6h 39m
United Airlines
Sat 5/98:40 am
PDX
-
MKE
2 stops10h 08m
United Airlines
Deal found 1/18$289
This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/222:59 pm
MKE
-
PDX
1 stop7h 08m
Delta
Fri 4/247:32 pm
PDX
-
MKE
2 stops12h 44m
Delta
Deal found 1/19$292
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:00 am
MKE
-
PDX
1 stop6h 51m
United Airlines
Thu 3/121:00 pm
PDX
-
MKE
1 stop6h 21m
United Airlines
Deal found 1/18$297
This Delta deal was found by Cheapflights users on 1/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/143:53 pm
MKE
-
PDX
2 stops8h 55m
Delta
Fri 2/2012:40 am
PDX
-
MKE
1 stop7h 35m
Delta
Deal found 1/18$300
This United Airlines deal was found by Cheapflights users on 1/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:00 am
MKE
-
PDX
1 stop8h 51m
United Airlines
Fri 3/131:00 pm
PDX
-
MKE
1 stop6h 21m
United Airlines
Deal found 1/18$304
This Delta deal was found by Cheapflights users on 1/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/34:48 pm
MKE
-
PDX
2 stops9h 11m
Delta
Wed 4/811:15 pm
PDX
-
MKE
1 stop7h 35m
Delta
Deal found 1/18$310
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/117:00 am
MKE
-
PDX
2 stops8h 44m
United Airlines
Sat 3/1411:59 pm
PDX
-
MKE
1 stop8h 31m
United Airlines
Deal found 1/19$316

Find flight deals from Milwaukee to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to Portland (PDX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$237
(Delta)

One-way from

$186
(Delta)

Popular in

March

Cheapest in

September

Average price

$449
Provider with most accurate pricing for Milwaukee-Mitchell-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Portland flights.
Search Deals
From Milwaukee-Mitchell to Portland
Search Deals
One-way flight from Milwaukee-Mitchell to Portland
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to Portland 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 January 20, 2026.
Use the filters below to find and compare flights from Milwaukee to Portland that are best for you.

Fly from

Milwaukee

Fly to

Portland

Route

Depart

Return

Price

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Tue 3/24

3:59 pm-8:25 pm

1 stop6h 26m

Portland

Fri 3/27

12:30 am-10:11 am

1 stop7h 41m

$237

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Wed 3/11

7:00 am-11:51 am

1 stop6h 51m

Portland

Sat 3/14

11:59 pm-10:30 am

1 stop8h 31m

$237

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Tue 3/10

7:00 am-11:51 am

1 stop6h 51m

Portland

Thu 3/12

1:00 pm-9:21 pm

1 stop6h 21m

$297

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Sat 2/14

3:53 pm-10:48 pm

2 stops8h 55m

Portland

Fri 2/20

12:40 am-10:15 am

1 stop7h 35m

$300

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 4/17

5:46 pm-11:33 pm

1 stop7h 47m

Portland

Tue 4/21

11:40 pm-11:00 am

1 stop9h 20m

$304

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 4/3

11:51 am-7:16 pm

1 stop9h 25m

Portland

Wed 4/8

11:40 pm-11:00 am

1 stop9h 20m

$304

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 4/3

4:48 pm-11:59 pm

2 stops9h 11m

Portland

Wed 4/8

11:15 pm-8:50 am

1 stop7h 35m

$310

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Sat 2/14

11:30 am-6:49 pm

1 stop9h 19m

Portland

Wed 2/18

11:59 pm-10:30 am

1 stop8h 31m

$327

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Thu 3/5

3:47 pm-10:41 pm

1 stop8h 54m

Portland

Thu 3/12

7:05 am-2:51 pm

1 stop5h 46m

$334

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Fri 3/6

4:47 pm-12:17 am

1 stop9h 30m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 17 results
1
2

Compare providers for flights from Milwaukee to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to Portland in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Milwaukee-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Milwaukee-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Portland flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Milwaukee to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Milwaukee 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 Milwaukee to Portland

How far ahead should I book a flight from Milwaukee to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Milwaukee to Portland. Price data was last updated on January 16, 2026.

The best time to book flights from Milwaukee to Portland is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Milwaukee to Portland?

Currently, January is the cheapest month in which you can book a flight from Milwaukee to Portland (average of $124). Flying from Milwaukee to Portland in December is currently the most expensive (average of $207). 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.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated January 20, 2026.
Read through reviews of airlines operating flights from Milwaukee to Portland, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,760 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,760 reviews
Alaska Airlines
8.0
Very good
11,760 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,267 reviews
Alaska Airlines
8.0
Very good
11,760 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,076 reviews
Alaska Airlines
8.0
Very good
11,760 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,180 reviews
Alaska Airlines
8.0
Very good
11,760 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,164 reviews
Alaska Airlines
8.0
Very good
11,760 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

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

  • How long is the flight from Milwaukee to Portland?

    Delta and United Airlines can get you from Milwaukee to Portland in just under 6h 26m. Your travel time can differ by up to 25m. Milwaukee and Portland are separated by a distance of 1712 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Milwaukee to Portland round-trip?

    Currently priced at $110, Frontier will fly you from Milwaukee to Portland and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Hawaiian Airlines and American Airlines - these airlines can fly you to your destination from $139 and $269, respectively. Users have found that Frontier is 74% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Milwaukee to Portland one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $95. Users have also found prices from $98 and $111 on Alaska Airlines and Southwest, respectively.

  • Can I find deals for flights from Milwaukee to Portland that include hotel bookings?

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

  • How can I find direct flights from Milwaukee to Portland?

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

  • Can I find deals for business class flights from Milwaukee to Portland?

    Yes. Cheapflights offers flight deals from Milwaukee to Portland 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 Milwaukee to Portland?

    Currently, January is the cheapest month in which you can book a flight from Milwaukee to Portland (average of $124). Flying from Milwaukee to Portland in December is currently the most expensive (average of $207). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Milwaukee to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Milwaukee to Portland

Discover the top 7 airlines that operate flights from Milwaukee to Portland. 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$110Average$250FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$139Average$287FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$269Average$404FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$276Average$435FlexibilityNo cancel feeOn-time75%
DeltaCheapest$286Average$437FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$293Average$463FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$319Average$436FlexibilityNo cancel feeOn-time63%

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