How many flights depart from Milwaukee to Portland, Maine on average per week?

As of September 2026, there are 1 flights per week flying from Milwaukee to Portland, Maine. The most common day of the week flights depart is Sat, with 100% of flights taking off on this day.

What airlines fly to Portland, Maine?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Portland, Maine from Milwaukee according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 5 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

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

Delta and United Airlines are the most popular carriers operating from Milwaukee-Mitchell to Portland

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 are updated daily.

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

There are 4 operators available for flights from Milwaukee-Mitchell Airport to Portland Airport as of September 2026.

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.

$128 Cheap Flights from Milwaukee to Portland, Maine in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Milwaukee to Portland

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 pm - 11:59 pmMKE Milwaukee-Mitchell-PWM Portland

5h 49m1 stop Washington, D.C. Reagan-National

5:30 am - 12:14 pmPWM Portland-MKE Milwaukee-Mitchell

7h 44m1 stop Philadelphia

$255American Airlines

Wed, Oct 14 - Wed, Oct 21

5:30 am - 1:02 pmMKE Milwaukee-Mitchell-PWM Portland

6h 32m1 stop Atlanta Hartsfield-Jackson

6:27 am - 12:50 pmPWM Portland-MKE Milwaukee-Mitchell

7h 23m1 stop New York LaGuardia

$255Delta

Tue, Nov 3 - Tue, Nov 17

6:35 am - 12:10 pmMKE Milwaukee-Mitchell-PWM Portland

4h 35m1 stop Baltimore/Washington

12:45 pm - 9:05 pmPWM Portland-MKE Milwaukee-Mitchell

9h 20m2 stops Baltimore/Washington Orlando

$260Southwest

Tue, Nov 3 - Tue, Nov 17

3:33 pm - 11:21 pmMKE Milwaukee-Mitchell-PWM Portland

6h 48m2 stops Chicago O'Hare Intl Newark

5:30 am - 11:28 amPWM Portland-MKE Milwaukee-Mitchell

6h 58m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$265United Airlines

Tue, Nov 3 - Tue, Nov 17

5:00 am - 10:40 amMKE Milwaukee-Mitchell-PWM Portland

4h 40m1 stop Chicago O'Hare Intl

5:15 am - 11:30 amPWM Portland-MKE Milwaukee-Mitchell

7h 15m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl

$277United Airlines

Wed, Oct 14 - Wed, Oct 21

6:35 am - 12:10 pmMKE Milwaukee-Mitchell-PWM Portland

4h 35m1 stop Baltimore/Washington

3:25 pm - 9:20 pmPWM Portland-MKE Milwaukee-Mitchell

6h 55m1 stop Baltimore/Washington

$289Southwest

Thu, Dec 3 - Mon, Dec 7

6:02 pm - 11:36 pmMKE Milwaukee-Mitchell-PWM Portland

4h 34m1 stop Philadelphia

7:26 pm - 11:34 pmPWM Portland-MKE Milwaukee-Mitchell

5h 08m1 stop Philadelphia

$289American Airlines

Thu, Oct 22 - Mon, Oct 26

5:55 pm - 11:18 pmMKE Milwaukee-Mitchell-PWM Portland

4h 23m1 stop New York LaGuardia

4:15 pm - 8:35 pmPWM Portland-MKE Milwaukee-Mitchell

5h 20m1 stop New York John F Kennedy Intl

$325Delta

Thu, Oct 29 - Tue, Nov 3

10:10 am - 9:08 amMKE Milwaukee-Mitchell-PWM Portland

21h 58m1 stop Orlando

5:09 pm - 9:22 amPWM Portland-MKE Milwaukee-Mitchell

17h 13m2 stops Raleigh-Durham Orlando

$851Multiple Airlines

Thu, Oct 1 - Sat, Oct 3

10:10 am - 9:08 amMKE Milwaukee-Mitchell-PWM Portland

21h 58m1 stop Orlando

5:35 pm - 9:20 amPWM Portland-MKE Milwaukee-Mitchell

40h 45m2 stops Charleston Orlando

$1,092Multiple Airlines

Thu, Oct 1 - Fri, Oct 9

Cheap last minute flights

Enter your travel dates to find the best prices.

10:42 am - 6:43 pmMKE Milwaukee-Mitchell-PWM Portland

7h 01m1 stop Chicago O'Hare Intl

6:00 am - 10:48 amPWM Portland-MKE Milwaukee-Mitchell

5h 48m1 stop Newark

$472United Airlines

Sat, Sep 26 - Wed, Oct 7

2:20 pm - 11:28 pmMKE Milwaukee-Mitchell-PWM Portland

8h 08m2 stops Chicago O'Hare Intl Newark

6:00 am - 10:07 amPWM Portland-MKE Milwaukee-Mitchell

5h 07m1 stop Chicago O'Hare Intl

$477United Airlines

Sat, Sep 26 - Wed, Oct 7

12:45 pm - 9:00 pmMKE Milwaukee-Mitchell-PWM Portland

7h 15m1 stop Atlanta Hartsfield-Jackson

2:09 pm - 8:57 pmPWM Portland-MKE Milwaukee-Mitchell

7h 48m1 stop Atlanta Hartsfield-Jackson

$490Delta

Sat, Sep 26 - Tue, Oct 6

7:18 am - 7:24 pmMKE Milwaukee-Mitchell-PWM Portland

11h 06m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl

6:00 am - 10:07 amPWM Portland-MKE Milwaukee-Mitchell

5h 07m1 stop Chicago O'Hare Intl

$511United Airlines

Sat, Sep 26 - Tue, Oct 6

9:37 am - 3:55 pmMKE Milwaukee-Mitchell-PWM Portland

5h 18m1 stop Detroit Metropolitan Wayne County

5:28 pm - 9:24 pmPWM Portland-MKE Milwaukee-Mitchell

4h 56m1 stop New York LaGuardia

$524Delta

Sat, Sep 26 - Thu, Oct 8

8:31 am - 4:54 pmMKE Milwaukee-Mitchell-PWM Portland

7h 23m1 stop Chicago O'Hare Intl

5:05 pm - 9:54 pmPWM Portland-MKE Milwaukee-Mitchell

5h 49m1 stop Washington, D.C. Reagan-National

$584American Airlines

Sat, Sep 26 - Fri, Oct 2

5:11 pm - 11:45 pmMKE Milwaukee-Mitchell-PWM Portland

5h 34m1 stop Washington, D.C. Reagan-National

5:05 pm - 9:54 pmPWM Portland-MKE Milwaukee-Mitchell

5h 49m1 stop Washington, D.C. Reagan-National

$584American Airlines

Wed, Sep 23 - Wed, Sep 30

12:45 pm - 9:00 pmMKE Milwaukee-Mitchell-PWM Portland

7h 15m1 stop Atlanta Hartsfield-Jackson

12:36 pm - 6:17 pmPWM Portland-MKE Milwaukee-Mitchell

6h 41m1 stop New York LaGuardia

$584Delta

Sat, Sep 26 - Sat, Oct 3

7:00 am - 1:25 pmMKE Milwaukee-Mitchell-PWM Portland

5h 25m1 stop Nashville Intl

10:30 am - 4:00 pmPWM Portland-MKE Milwaukee-Mitchell

6h 30m1 stop Baltimore/Washington

$701Southwest

Mon, Sep 21 - Fri, Sep 25

4:20 pm - 9:35 pmMKE Milwaukee-Mitchell-PWM Portland

4h 15m1 stop Chicago Midway

5:55 am - 11:55 amPWM Portland-MKE Milwaukee-Mitchell

7h 00m1 stop Baltimore/Washington

$701Southwest

Mon, Sep 21 - Thu, Sep 24

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Southwest flights from Milwaukee to Portland, Maine

Our best Southwest deals on Milwaukee to Portland, Maine flight tickets

Southwest

Dec 3

MKE6:35 amMilwaukee-Mitchell

4h 35m

1 stop

PWM12:10 pmPortland

Dec 7

PWM3:25 pmPortland

7h 50m

2 stops

MKE10:15 pmMilwaukee-Mitchell

$294

Southwest

Dec 3

MKE6:20 amMilwaukee-Mitchell

7h 25m

2 stops

PWM2:45 pmPortland

Dec 7

PWM3:25 pmPortland

7h 50m

2 stops

MKE10:15 pmMilwaukee-Mitchell

$309

Southwest

Oct 29

MKE5:55 amMilwaukee-Mitchell

7h 55m

2 stops

PWM2:50 pmPortland

Nov 3

PWM12:45 pmPortland

9h 40m

2 stops

MKE9:25 pmMilwaukee-Mitchell

$375

Delta flights from Milwaukee to Portland, Maine

Our best Delta deals on Milwaukee to Portland, Maine flight tickets

Delta

Oct 10

MKE8:00 amMilwaukee-Mitchell

4h 51m

1 stop

PWM1:51 pmPortland

Oct 13

PWM6:01 amPortland

6h 28m

1 stop

MKE11:29 amMilwaukee-Mitchell

$345

Delta

Nov 9

MKE5:20 amMilwaukee-Mitchell

6h 41m

1 stop

PWM1:01 pmPortland

Nov 15

PWM6:00 amPortland

6h 37m

1 stop

MKE11:37 amMilwaukee-Mitchell

$353

Delta

Nov 25

MKE3:19 pmMilwaukee-Mitchell

7h 12m

1 stop

PWM11:31 pmPortland

Nov 27

PWM6:00 amPortland

6h 37m

1 stop

MKE11:37 amMilwaukee-Mitchell

$357

momondo Fare Finder

Use the filters below to find and compare flights from Milwaukee to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Wed 10/14

5:10 pm-11:59 pm

1 stop5h 49m

Portland

Wed 10/21

5:30 am-12:14 pm

1 stop7h 44m

$255

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Tue 11/3

5:30 am-1:02 pm

1 stop6h 32m

Portland

Tue 11/17

6:27 am-12:50 pm

1 stop7h 23m

$255

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Tue 11/3

6:35 am-12:10 pm

1 stop4h 35m

Portland

Tue 11/17

12:45 pm-9:05 pm

2 stops9h 20m

$260

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Tue 11/3

3:33 pm-11:21 pm

2 stops6h 48m

Portland

Tue 11/17

5:30 am-11:28 am

2 stops6h 58m

$265

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Wed 10/14

5:00 am-10:40 am

1 stop4h 40m

Portland

Wed 10/21

5:15 am-11:30 am

2 stops7h 15m

$277

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Thu 12/3

6:35 am-12:10 pm

1 stop4h 35m

Portland

Mon 12/7

3:25 pm-9:20 pm

1 stop6h 55m

$289

Quickest round-trip

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Thu 10/22

6:02 pm-11:36 pm

1 stop4h 34m

Portland

Mon 10/26

7:26 pm-11:34 pm

1 stop5h 08m

$289

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Thu 10/29

5:55 pm-11:18 pm

1 stop4h 23m

Portland

Tue 11/3

4:15 pm-8:35 pm

1 stop5h 20m

$325

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Thu 10/1

10:10 am-9:08 am

1 stop21h 58m

Portland

Sat 10/3

5:09 pm-9:22 am

2 stops17h 13m

$851

MilwaukeePortland

MKE Milwaukee-Mitchell - PWM Portland

MKEPWM

Milwaukee-Mitchell

Thu 10/1

10:10 am-9:08 am

1 stop21h 58m

Portland

Fri 10/9

5:35 pm-9:20 am

2 stops40h 45m

$1,092

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Milwaukee to Portland, Maine

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

Other information

What is the typical price of a round-trip flight between Milwaukee and Portland, Maine?

Prices are currently low for flights on this route.

Typical prices usually range from $396 to $614.
The lowest price recently found on this route was $255.

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Milwaukee is in April. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of April, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $340.

When to book flights from Milwaukee to Portland, Maine

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

Estimated round-trip price

Cheap Milwaukee to Portland, Maine (MKE to PWM) flight deals and tips

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

Best Price Found	$128
Fastest flight time	4h 05m
Direct flights	None

The best one-way flight to Portland, Maine from Milwaukee in the past 72 hours is $128. The best round-trip flight deal from Milwaukee to Portland, Maine found on momondo in the last 72 hours is $255.

The fastest flight from Milwaukee to Portland, Maine takes 4h 05m

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

Search flight deals

Frequently asked questions about flying from Milwaukee to Portland, Maine

How far is Milwaukee-Mitchell to Portland by plane?
Portland is 885.6 mi away from Milwaukee-Mitchell. In terms of flight time, this usually takes a little over 4h 05m.
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 are updated daily.
How many operators does momondo search for flights from Milwaukee-Mitchell Airport to Portland Airport?
There are 4 operators available for flights from Milwaukee-Mitchell Airport to Portland Airport as of September 2026.
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, Maine?
Based on momondo bookings for flights between Milwaukee and Portland, Maine, the leading airline is American Airlines, making up 34% of the total bookings. Other popular airlines include Delta with 26%, United Airlines with 25%, and Southwest with 15%.

Best airlines flying from Milwaukee to Portland, Maine

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $280	Free Cancellation	Rating 7.8 8,592 reviews	Search Delta flights
United Airlines	PriceFrom $303	Free Cancellation	Rating 7.4 10,227 reviews	Search United Airlines flights
American Airlines	PriceFrom $320	Free Cancellation	Rating 7.0 12,079 reviews	Search American Airlines flights
Southwest	PriceFrom $386	Free Cancellation	Rating 8.0 4,193 reviews	Search Southwest flights

Southwest Flights From Milwaukee to Portland, Maine
The lowest priced Southwest flight from Milwaukee to Portland, Maine from the last 72 hours was $386. Generally, Southwest has 1 flight on this route every week with an average price of $558. Southwest is rated 8.0/10 by our users.

North Conway

Jackson

Boothbay Harbor

Brunswick

Lewiston

Freeport

Auburn

Conway

Bartlett

Gorham

Bath

Windham

Intervale

Oxford

Georgetown

Falmouth

Tamworth

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Milwaukee to Portland for you.

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

Yes. momondo allows you to filter the results for Milwaukee to Portland flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Milwaukee and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Milwaukee to Portland 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 Portland, Maine trip

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Rockland Knox County Regional Airport

Cheap flights from Milwaukee to Portland from $128

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 10/17. 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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Southwest flights from Milwaukee to Portland, Maine

Our best Southwest deals on Milwaukee to Portland, Maine flight tickets

Delta flights from Milwaukee to Portland, Maine

Our best Delta deals on Milwaukee to Portland, Maine flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Milwaukee to Portland, Maine that are best for you.

See travel insights to Portland from

How to get the cheapest flight ticket from Milwaukee to Portland, Maine

What is the typical price of a round-trip flight between Milwaukee and Portland, Maine?

What is the cheapest month to fly to Portland, Maine?

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

What airlines fly to Portland, Maine?

How many flights depart from Milwaukee to Portland, Maine on average per week?

When to book flights from Milwaukee to Portland, Maine

Cheap Milwaukee to Portland, Maine (MKE to PWM) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Milwaukee to Portland, Maine

Best airlines flying from Milwaukee to Portland, Maine

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

Traveling to a place near Portland?

Why use momondo?

An easier way to manage your Portland, Maine 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 Maine

Fly your favorite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portland

List of cabin classes available on flights landing in Portland. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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