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Cheap flights from Green Bay to Portland from $450

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Portland departing on 2/8. 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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0 bags

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Find the cheapest flights from Green Bay to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:31 am - 2:31 pm
GRB
-
PWM
7h 00m
2 stops
United Airlines Logo
6:00 am - 2:10 pm
PWM
-
GRB
9h 10m
2 stops
$450United Airlines
Sun, Feb 8 - Thu, Feb 12
Delta Logo
7:00 am - 12:03 pm
GRB
-
PWM
4h 03m
1 stop
Delta Logo
12:13 pm - 4:44 pm
PWM
-
GRB
5h 31m
1 stop
$489Delta
Sun, Feb 8 - Thu, Feb 12
American Airlines Logo
6:08 am - 11:40 am
GRB
-
PWM
4h 32m
1 stop
American Airlines Logo
1:31 pm - 11:38 pm
PWM
-
GRB
11h 07m
2 stops
$490American Airlines
Wed, Jul 15 - Sat, Jul 18
Delta Logo
5:30 am - 12:18 pm
GRB
-
PWM
5h 48m
1 stop
Delta Logo
4:50 pm - 8:35 pm
PWM
-
GRB
4h 45m
1 stop
$507Delta
Mon, Jun 15 - Fri, Jun 19
United Airlines Logo
6:31 am - 2:39 pm
GRB
-
PWM
7h 08m
1 stop
United Airlines Logo
6:00 am - 2:10 pm
PWM
-
GRB
9h 10m
2 stops
$518United Airlines
Sun, Feb 8 - Thu, Feb 12
American Airlines Logo
6:08 am - 2:23 pm
GRB
-
PWM
7h 15m
2 stops
American Airlines Logo
2:39 pm - 11:38 pm
PWM
-
GRB
9h 59m
2 stops
$520American Airlines
Wed, Jul 15 - Sat, Jul 18
American Airlines Logo
6:08 am - 11:40 am
GRB
-
PWM
4h 32m
1 stop
American Airlines Logo
6:26 am - 11:38 pm
PWM
-
GRB
18h 12m
1 stop
$566American Airlines
Wed, Jul 15 - Sat, Jul 18
American Airlines Logo
2:59 pm - 10:41 pm
GRB
-
PWM
6h 42m
1 stop
American Airlines Logo
7:23 am - 6:19 pm
PWM
-
GRB
11h 56m
2 stops
$652American Airlines
Mon, Jun 15 - Fri, Jun 19
American Airlines Logo
6:49 pm - 11:40 am
GRB
-
PWM
15h 51m
1 stop
American Airlines Logo
6:26 am - 6:19 pm
PWM
-
GRB
12h 53m
1 stop
$696American Airlines
Thu, Jul 9 - Sun, Jul 12
American Airlines Logo
6:49 pm - 11:40 am
GRB
-
PWM
15h 51m
1 stop
American Airlines Logo
7:23 am - 6:19 pm
PWM
-
GRB
11h 56m
2 stops
$725American Airlines
Thu, Jul 9 - Sun, Jul 12

United Airlines flights from Green Bay to Portland, Maine

Our best United Airlines deals on Green Bay to Portland, Maine flight tickets
United Airlines
Jan 27
GRB6:31 amGreen Bay Austin-Straubel
7h 00m
2 stops
PWM2:31 pmPortland
Jan 31
PWM4:10 pmPortland
6h 21m
1 stop
GRB9:31 pmGreen Bay Austin-Straubel
$429
United Airlines
Jan 27
GRB6:31 amGreen Bay Austin-Straubel
7h 00m
2 stops
PWM2:31 pmPortland
Jan 31
PWM6:00 amPortland
11h 47m
2 stops
GRB4:47 pmGreen Bay Austin-Straubel
$435
United Airlines
Jan 28
GRB6:31 amGreen Bay Austin-Straubel
7h 08m
1 stop
PWM2:39 pmPortland
Jan 31
PWM4:10 pmPortland
6h 21m
1 stop
GRB9:31 pmGreen Bay Austin-Straubel
$439

Delta flights from Green Bay to Portland, Maine

Our best Delta deals on Green Bay to Portland, Maine flight tickets
Delta
Feb 8
GRB7:00 amGreen Bay Austin-Straubel
4h 03m
1 stop
PWM12:03 pmPortland
Feb 12
PWM12:13 pmPortland
5h 31m
1 stop
GRB4:44 pmGreen Bay Austin-Straubel
$489
Delta
Jun 15
GRB5:30 amGreen Bay Austin-Straubel
5h 48m
1 stop
PWM12:18 pmPortland
Jun 19
PWM4:50 pmPortland
4h 45m
1 stop
GRB8:35 pmGreen Bay Austin-Straubel
$507

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Portland, Maine 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 January 26, 2026.
Use the filters below to find and compare flights from Green Bay to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Sun 2/8

6:31 am-2:31 pm

2 stops7h 00m

Portland

Thu 2/12

6:00 am-2:10 pm

2 stops9h 10m

$450

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Sun 2/8

7:00 am-12:03 pm

1 stop4h 03m

Portland

Thu 2/12

12:13 pm-4:44 pm

1 stop5h 31m

$489

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Wed 7/15

6:08 am-11:40 am

1 stop4h 32m

Portland

Sat 7/18

1:31 pm-11:38 pm

2 stops11h 07m

$490

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Mon 6/15

5:30 am-12:18 pm

1 stop5h 48m

Portland

Fri 6/19

4:50 pm-8:35 pm

1 stop4h 45m

$507

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Sun 2/8

6:31 am-2:39 pm

1 stop7h 08m

Portland

Thu 2/12

6:00 am-2:10 pm

2 stops9h 10m

$518

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Wed 7/15

6:08 am-2:23 pm

2 stops7h 15m

Portland

Sat 7/18

2:39 pm-11:38 pm

2 stops9h 59m

$520

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Wed 7/15

6:08 am-11:40 am

1 stop4h 32m

Portland

Sat 7/18

6:26 am-11:38 pm

1 stop18h 12m

$566

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Mon 6/15

2:59 pm-10:41 pm

1 stop6h 42m

Portland

Fri 6/19

7:23 am-6:19 pm

2 stops11h 56m

$652

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Thu 7/9

6:49 pm-11:40 am

1 stop15h 51m

Portland

Sun 7/12

6:26 am-6:19 pm

1 stop12h 53m

$696

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Thu 7/9

6:49 pm-11:40 am

1 stop15h 51m

Portland

Sun 7/12

7:23 am-6:19 pm

2 stops11h 56m

$725

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Portland from

How to get the cheapest flight ticket from Green Bay 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

What airlines fly to Portland, Maine?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Portland, Maine from Green Bay according to our data. American Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 3 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When to book flights from Green Bay to Portland, Maine

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

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

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

Fastest flight time

4h 57m

Direct flights

None
The fastest flight from Green Bay to Portland, Maine takes 4h 57m
There are no direct flights from Green Bay to Portland, Maine. There are no popular flight routes from Green Bay to Portland, Maine.
Search flight deals

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

    The straight-line distance from Green Bay Austin-Straubel to Portland is 881.2 mi. 4h 57m is a normal flight duration for this route.

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

    Prices for flights from Green Bay Austin-Straubel Airport to Portland Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Portland Airport.

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

    The travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Green Bay to Portland, Maine

Compare and see reviews for airlines that fly from Green Bay to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $259Free CancellationRating
7.2
11,189 reviews
Search American Airlines flights
United AirlinesPriceFrom $318Free CancellationRating
7.4
9,199 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Brunswick
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Georgetown
Falmouth
Tamworth

Why use momondo?

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

It is quick and easy to find Green Bay to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Portland from Green Bay. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Green Bay and alert you when they change.

An easier way to manage your Portland, Maine trip

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