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Cheap flights from Portland, Maine to Green Bay from $229

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Green Bay departing on 4/29. 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 Portland, Maine to Green Bay

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:01 pm - 10:03 pm
PWM
-
GRB
5h 02m
1 stop
American Airlines Logo
5:24 pm - 11:22 pm
GRB
-
PWM
4h 58m
1 stop
$289American Airlines
Thu, May 14 - Sat, May 16
American Airlines Logo
3:40 pm - 11:31 pm
PWM
-
GRB
8h 51m
2 stops
American Airlines Logo
5:24 pm - 11:27 pm
GRB
-
PWM
5h 03m
1 stop
$294American Airlines
Sat, Apr 25 - Wed, Apr 29
American Airlines Logo
6:01 pm - 11:31 pm
PWM
-
GRB
6h 30m
1 stop
American Airlines Logo
5:24 pm - 11:27 pm
GRB
-
PWM
5h 03m
1 stop
$309American Airlines
Sat, Apr 25 - Wed, Apr 29
American Airlines Logo
3:40 pm - 11:31 pm
PWM
-
GRB
8h 51m
2 stops
American Airlines Logo
5:24 pm - 11:27 pm
GRB
-
PWM
5h 03m
1 stop
$314American Airlines
Sat, Apr 25 - Wed, Apr 29
American Airlines Logo
3:05 pm - 11:53 pm
PWM
-
GRB
9h 48m
2 stops
American Airlines Logo
6:00 am - 5:07 pm
GRB
-
PWM
10h 07m
2 stops
$319American Airlines
Sat, May 23 - Wed, May 27
United Airlines Logo
6:33 pm - 11:57 pm
PWM
-
GRB
6h 24m
1 stop
United Airlines Logo
1:30 pm - 9:40 pm
GRB
-
PWM
7h 10m
1 stop
$333United Airlines
Mon, Apr 6 - Mon, Apr 13
United Airlines Logo
9:40 am - 1:58 pm
PWM
-
GRB
5h 18m
1 stop
United Airlines Logo
2:35 pm - 9:19 pm
GRB
-
PWM
5h 44m
1 stop
$359United Airlines
Sat, May 2 - Tue, May 5
United Airlines Logo
6:33 pm - 11:57 pm
PWM
-
GRB
6h 24m
1 stop
United Airlines Logo
1:30 pm - 11:28 pm
GRB
-
PWM
8h 58m
2 stops
$363United Airlines
Mon, Apr 6 - Mon, Apr 13
United Airlines Logo
9:40 am - 4:50 pm
PWM
-
GRB
8h 10m
1 stop
United Airlines Logo
8:00 am - 6:23 pm
GRB
-
PWM
9h 23m
2 stops
$364United Airlines
Sat, May 2 - Tue, May 5
United Airlines Logo
3:39 pm - 10:58 pm
PWM
-
GRB
8h 19m
2 stops
United Airlines Logo
8:00 am - 6:23 pm
GRB
-
PWM
9h 23m
2 stops
$369United Airlines
Sat, May 2 - Tue, May 5

United Airlines flights from Portland, Maine to Green Bay

Our best United Airlines deals on Portland, Maine to Green Bay flight tickets
United Airlines
May 23
PWM4:58 pmPortland
5h 32m
1 stop
GRB9:30 pmGreen Bay Austin-Straubel
May 27
GRB8:00 amGreen Bay Austin-Straubel
10h 27m
2 stops
PWM7:27 pmPortland
$314
United Airlines
Apr 6
PWM6:33 pmPortland
6h 24m
1 stop
GRB11:57 pmGreen Bay Austin-Straubel
Apr 13
GRB1:30 pmGreen Bay Austin-Straubel
7h 10m
1 stop
PWM9:40 pmPortland
$333
United Airlines
May 2
PWM9:40 amPortland
5h 18m
1 stop
GRB1:58 pmGreen Bay Austin-Straubel
May 5
GRB2:35 pmGreen Bay Austin-Straubel
5h 44m
1 stop
PWM9:19 pmPortland
$359

American Airlines flights from Portland, Maine to Green Bay

Our best American Airlines deals on Portland, Maine to Green Bay flight tickets
American Airlines
May 14
PWM6:01 pmPortland
5h 02m
1 stop
GRB10:03 pmGreen Bay Austin-Straubel
May 16
GRB5:24 pmGreen Bay Austin-Straubel
4h 58m
1 stop
PWM11:22 pmPortland
$289
American Airlines
Apr 25
PWM3:40 pmPortland
8h 51m
2 stops
GRB11:31 pmGreen Bay Austin-Straubel
Apr 29
GRB5:24 pmGreen Bay Austin-Straubel
5h 03m
1 stop
PWM11:27 pmPortland
$294
American Airlines
May 23
PWM7:19 pmPortland
5h 34m
1 stop
GRB11:53 pmGreen Bay Austin-Straubel
May 27
GRB12:15 pmGreen Bay Austin-Straubel
5h 34m
1 stop
PWM6:49 pmPortland
$309

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine to Green Bay 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 March 11, 2026.
Use the filters below to find and compare flights from Portland, Maine to Green Bay that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Thu 5/14

6:01 pm-10:03 pm

1 stop5h 02m

Green Bay Austin-Straubel

Sat 5/16

5:24 pm-11:22 pm

1 stop4h 58m

$289

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Sat 4/25

3:40 pm-11:31 pm

2 stops8h 51m

Green Bay Austin-Straubel

Wed 4/29

5:24 pm-11:27 pm

1 stop5h 03m

$294

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Sat 4/25

6:01 pm-11:31 pm

1 stop6h 30m

Green Bay Austin-Straubel

Wed 4/29

5:24 pm-11:27 pm

1 stop5h 03m

$309

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Sat 4/25

3:40 pm-11:31 pm

2 stops8h 51m

Green Bay Austin-Straubel

Wed 4/29

5:24 pm-11:27 pm

1 stop5h 03m

$314

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Sat 5/23

3:05 pm-11:53 pm

2 stops9h 48m

Green Bay Austin-Straubel

Wed 5/27

6:00 am-5:07 pm

2 stops10h 07m

$319

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Mon 4/6

6:33 pm-11:57 pm

1 stop6h 24m

Green Bay Austin-Straubel

Mon 4/13

1:30 pm-9:40 pm

1 stop7h 10m

$333

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Sat 5/2

9:40 am-1:58 pm

1 stop5h 18m

Green Bay Austin-Straubel

Tue 5/5

2:35 pm-9:19 pm

1 stop5h 44m

$359

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Mon 4/6

6:33 pm-11:57 pm

1 stop6h 24m

Green Bay Austin-Straubel

Mon 4/13

1:30 pm-11:28 pm

2 stops8h 58m

$363

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Sat 5/2

9:40 am-4:50 pm

1 stop8h 10m

Green Bay Austin-Straubel

Tue 5/5

8:00 am-6:23 pm

2 stops9h 23m

$364

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Sat 5/2

3:39 pm-10:58 pm

2 stops8h 19m

Green Bay Austin-Straubel

Tue 5/5

8:00 am-6:23 pm

2 stops9h 23m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

See travel insights to Green Bay from

How to get the cheapest flight ticket from Portland, Maine to Green Bay

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 airline that flies from Portland to Green Bay Austin-Straubel?

Delta is the most popular carrier operating from Portland to Green Bay Austin-Straubel

What airlines fly to Green Bay?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Green Bay from Portland, Maine according to our data. American Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Green Bay. Keep in mind that there are 3 different airlines that fly to Green Bay on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland, Maine to Green Bay

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

Cheap Portland, Maine to Green Bay (PWM to GRB) flight deals and tips

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

Fastest flight time

4h 55m

Direct flights

None
The fastest flight from Portland, Maine to Green Bay takes 4h 55m
There are no direct flights from Portland, Maine to Green Bay. There are no popular flight routes from Portland, Maine to Green Bay.
Search flight deals

  • How far is Portland to Green Bay Austin-Straubel by plane?

    A flight from Portland to Green Bay Austin-Straubel will travel around 881.2 mi. By plane, this route typically takes 4h 55m.

  • When did momondo last update prices for flights from Portland Airport to Green Bay Austin-Straubel Airport?

    Prices for flights from Portland Airport to Green Bay Austin-Straubel Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Green Bay Austin-Straubel Airport?

  • How old do you have to be to fly from Portland Airport to Green Bay Austin-Straubel Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Green Bay Austin-Straubel Airport.

  • What documentation or ID do you need to fly to Green Bay Austin-Straubel Airport?

    The required travel and health documents for your Green Bay Austin-Straubel Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Green Bay Austin-Straubel Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland, Maine to Green Bay?

Best airlines flying from Portland, Maine to Green Bay

Compare and see reviews for airlines that fly from Portland, Maine to Green Bay with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $283Free CancellationRating
7.4
9,414 reviews
Search United Airlines flights

Traveling to a place near Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
Sturgeon Bay
Manitowoc
Marinette
Shawano
De Pere

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Green Bay. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Green Bay from Portland with this policy.

How can momondo help me find flights from Portland to Green Bay?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Green Bay.

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

Yes momondo offers price alerts on flights to Green Bay from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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