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Cheap flights from Milwaukee to Portland from $135

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 4/15. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Milwaukee to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:26 pm - 11:57 pm
MKE
-
PDX
9h 31m
1 stop
American Airlines Logo
12:59 am - 10:59 am
PDX
-
MKE
8h 00m
1 stop
$269American Airlines
Τρι, Απρ 14 - Δευ, Απρ 20
Southwest Logo
2:40 pm - 9:00 pm
MKE
-
PDX
8h 20m
1 stop
Southwest Logo
2:40 pm - 11:25 pm
PDX
-
MKE
6h 45m
1 stop
$297Southwest
Τρι, Απρ 21 - Σαβ, Απρ 25
Southwest Logo
6:10 am - 1:40 pm
MKE
-
PDX
9h 30m
2 stops
Southwest Logo
2:40 pm - 11:25 pm
PDX
-
MKE
6h 45m
1 stop
$302Southwest
Τρι, Απρ 21 - Σαβ, Απρ 25
Delta Logo
7:25 am - 12:17 pm
MKE
-
PDX
6h 52m
1 stop
Delta Logo
11:15 pm - 8:49 am
PDX
-
MKE
7h 34m
1 stop
$323Delta
Τρι, Απρ 21 - Τρι, Απρ 21
United Airlines Logo
5:56 pm - 10:38 pm
MKE
-
PDX
6h 42m
1 stop
United Airlines Logo
11:55 pm - 7:49 am
PDX
-
MKE
5h 54m
1 stop
$324United Airlines
Παρ, Μαϊ 1 - Τετ, Μαϊ 6
Southwest Logo
7:05 pm - 12:55 am
MKE
-
PDX
7h 50m
1 stop
Southwest Logo
2:40 pm - 11:25 pm
PDX
-
MKE
6h 45m
1 stop
$325Southwest
Δευ, Απρ 20 - Σαβ, Απρ 25
Southwest Logo
4:50 pm - 12:55 am
MKE
-
PDX
10h 05m
2 stops
Southwest Logo
9:35 am - 8:00 pm
PDX
-
MKE
8h 25m
1 stop
$330Southwest
Δευ, Απρ 20 - Σαβ, Απρ 25
Alaska Airlines Logo
3:09 pm - 7:34 pm
MKE
-
PDX
6h 25m
1 stop
Alaska Airlines Logo
8:45 am - 11:58 pm
PDX
-
MKE
13h 13m
1 stop
$333Alaska Airlines
Πεμ, Μαϊ 7 - Δευ, Μαϊ 11
Southwest Logo
7:05 pm - 12:55 am
MKE
-
PDX
7h 50m
1 stop
Southwest Logo
6:00 am - 10:20 pm
PDX
-
MKE
14h 20m
2 stops
$336Southwest
Πεμ, Απρ 30 - Δευ, Μαϊ 11
Southwest Logo
12:40 pm - 6:45 pm
MKE
-
PDX
8h 05m
1 stop
Southwest Logo
7:00 am - 5:25 pm
PDX
-
MKE
8h 25m
2 stops
$338Southwest
Σαβ, Απρ 18 - Τρι, Απρ 21

American Airlines flights from Milwaukee to Portland

Our best American Airlines deals on Milwaukee to Portland flight tickets
American Airlines
Apr 14
MKE4:26 pmMilwaukee-Mitchell
9h 31m
1 stop
PDX11:57 pmPortland
Apr 20
PDX12:59 amPortland
8h 00m
1 stop
MKE10:59 amMilwaukee-Mitchell
$269
American Airlines
Jun 10
MKE6:45 pmMilwaukee-Mitchell
7h 11m
1 stop
PDX11:56 pmPortland
Jun 15
PDX10:59 pmPortland
6h 43m
1 stop
MKE7:42 amMilwaukee-Mitchell
$377

Delta flights from Milwaukee to Portland

Our best Delta deals on Milwaukee to Portland flight tickets
Delta
Apr 21
MKE7:25 amMilwaukee-Mitchell
6h 52m
1 stop
PDX12:17 pmPortland
Apr 21
PDX11:15 pmPortland
7h 34m
1 stop
MKE8:49 amMilwaukee-Mitchell
$323
Delta
Apr 23
MKE2:50 pmMilwaukee-Mitchell
9h 12m
1 stop
PDX10:02 pmPortland
Apr 25
PDX11:15 pmPortland
7h 34m
1 stop
MKE8:49 amMilwaukee-Mitchell
$351
Delta
Apr 14
MKE1:55 pmMilwaukee-Mitchell
12h 01m
2 stops
PDX11:56 pmPortland
Apr 21
PDX10:55 pmPortland
8h 10m
1 stop
MKE9:05 amMilwaukee-Mitchell
$359

momondo 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, momondo users made 832,500 searches. Data last updated Μάρτιος 29, 2026.
Use the filters below to find and compare flights from Milwaukee to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Τρι 4/14

4:26 pm-11:57 pm

1 stop9h 31m

Portland

Δευ 4/20

12:59 am-10:59 am

1 stop8h 00m

$269

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Τρι 4/21

2:40 pm-9:00 pm

1 stop8h 20m

Portland

Σαβ 4/25

2:40 pm-11:25 pm

1 stop6h 45m

$297

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Τρι 4/21

6:10 am-1:40 pm

2 stops9h 30m

Portland

Σαβ 4/25

2:40 pm-11:25 pm

1 stop6h 45m

$302

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Τρι 4/21

7:25 am-12:17 pm

1 stop6h 52m

Portland

Τρι 4/21

11:15 pm-8:49 am

1 stop7h 34m

$323
Quickest round-trip

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Παρ 5/1

5:56 pm-10:38 pm

1 stop6h 42m

Portland

Τετ 5/6

11:55 pm-7:49 am

1 stop5h 54m

$324

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Δευ 4/20

7:05 pm-12:55 am

1 stop7h 50m

Portland

Σαβ 4/25

2:40 pm-11:25 pm

1 stop6h 45m

$325

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Δευ 4/20

4:50 pm-12:55 am

2 stops10h 05m

Portland

Σαβ 4/25

9:35 am-8:00 pm

1 stop8h 25m

$330

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Πεμ 5/7

3:09 pm-7:34 pm

1 stop6h 25m

Portland

Δευ 5/11

8:45 am-11:58 pm

1 stop13h 13m

$333

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Πεμ 4/30

7:05 pm-12:55 am

1 stop7h 50m

Portland

Δευ 5/11

6:00 am-10:20 pm

2 stops14h 20m

$336

MilwaukeePortland

MKE - PDX

MKEPDX

Milwaukee-Mitchell

Σαβ 4/18

12:40 pm-6:45 pm

1 stop8h 05m

Portland

Τρι 4/21

7:00 am-5:25 pm

2 stops8h 25m

$338

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 Portland from

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 typical price of a round-trip flight between Milwaukee and Portland?

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 $358, 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 April to fly from Milwaukee, when ticket prices are also cheap, with an average price of $386.

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 $427 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 $349 on momondo.

How have Milwaukee to Portland flight prices changed over time?

As of March 2026, prices for Milwaukee to Portland flights are approximately 32% 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

Fastest flight time

6h 25m

Direct flights

None
The fastest flight from Milwaukee to Portland takes 6h 25m
There are no direct flights from Milwaukee to Portland. There are no popular flight routes from Milwaukee to Portland.
Search flight deals

  • 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 25m 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?

  • 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?

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
Hawaiian AirlinesPriceFrom $139Free CancellationRating
7.8
2,837 reviews
Search Hawaiian Airlines flights
American AirlinesPriceFrom $236Free CancellationRating
7.1
11,522 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $276Free CancellationRating
7.9
12,137 reviews
Search Alaska Airlines flights
DeltaPriceFrom $276Free CancellationRating
7.9
8,359 reviews
Search Delta flights
United AirlinesPriceFrom $278Free CancellationRating
7.4
9,510 reviews
Search United Airlines flights
SouthwestPriceFrom $319Free CancellationRating
8.0
4,331 reviews
Search Southwest flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Depoe Bay
Beaverton
Hillsboro
Tigard
Hood River
Longview
Troutdale
Newberg
McMinnville
The Dalles
Manzanita
Pacific City

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

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