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Green Bay

$254+ Cheap flights from Portland, ME to Green Bay (PWM - GRB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — GRB
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Portland to Green Bay

Cheapest flights from Portland to Green Bay
Explore the most affordable flight options available from Portland to Green Bay. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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.
Fri 11/145:00 pmPWM - GRB
1 stop5h 38mUnited Airlines
Mon 11/171:20 pmGRB - PWM
1 stop7h 30mUnited Airlines
Deal found 10/27$254
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amPWM - GRB
1 stop5h 16mAmerican Airlines
Sat 11/159:53 amGRB - PWM
1 stop6h 12mAmerican Airlines
Deal found 10/27$259
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/116:00 amPWM - GRB
2 stops11h 46mUnited Airlines
Sat 11/158:00 amGRB - PWM
1 stop5h 12mUnited Airlines
Deal found 10/27$264
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 11/145:30 amPWM - GRB
2 stops10h 40mUnited Airlines
Sun 11/166:15 amGRB - PWM
2 stops6h 59mUnited Airlines
Deal found 10/26$275
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/106:00 amPWM - GRB
2 stops8h 00mUnited Airlines
Sun 12/146:15 amGRB - PWM
2 stops7h 04mUnited Airlines
Deal found 10/27$324
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 11/105:00 pmPWM - GRB
1 stop5h 38mUnited Airlines
Fri 11/141:20 pmGRB - PWM
1 stop23h 52mUnited Airlines
Deal found 10/27$433

Cheap flight deals from Portland to Green Bay

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Green Bay (GRB). 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$254
(United Airlines)

Popular in

November

Cheapest in

April

Average price

$671
Provider with most accurate pricing for Portland-Green Bay Austin-Straubel flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Green Bay Austin-Straubel flights.
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From Portland to Green Bay Austin-Straubel
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($190 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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, Cheapflights users made 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Portland to Green Bay that are best for you.

Fly from

Portland

Fly to

Green Bay

Route

Depart

Return

Price

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Fri 11/14

5:00 pm-9:38 pm

1 stop5h 38m

Green Bay Austin-Straubel

Mon 11/17

1:20 pm-9:50 pm

1 stop7h 30m

$254

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Fri 11/14

4:53 pm-8:39 pm

1 stop4h 46m

Green Bay Austin-Straubel

Sun 11/16

11:10 am-4:07 pm

1 stop3h 57m

$254

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Tue 11/11

6:00 am-10:16 am

1 stop5h 16m

Green Bay Austin-Straubel

Sat 11/15

9:53 am-5:05 pm

1 stop6h 12m

$259

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Fri 11/14

5:00 pm-9:38 pm

1 stop5h 38m

Green Bay Austin-Straubel

Sun 11/16

6:15 am-2:14 pm

2 stops6h 59m

$259

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Tue 11/11

6:00 am-4:46 pm

2 stops11h 46m

Green Bay Austin-Straubel

Sat 11/15

8:00 am-2:12 pm

1 stop5h 12m

$264

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Wed 12/10

6:00 am-1:00 pm

2 stops8h 00m

Green Bay Austin-Straubel

Sun 12/14

1:35 pm-9:17 pm

1 stop6h 42m

$358

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Mon 11/10

5:00 pm-9:38 pm

1 stop5h 38m

Green Bay Austin-Straubel

Fri 11/14

1:20 pm-2:12 pm

1 stop23h 52m

$433

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Wed 4/8

12:50 pm-4:38 pm

1 stop4h 48m

Green Bay Austin-Straubel

Sat 4/11

10:50 am-4:15 pm

1 stop4h 25m

$463

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Mon 12/29

4:10 pm-9:36 pm

1 stop6h 26m

$274

PortlandGreen Bay

PWM - GRB

PWMGRB

Portland

Mon 12/29

5:48 am-2:23 pm

2 stops9h 35m

$337

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Portland to Green Bay

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 Portland to Green Bay in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 Portland, Maine-Green Bay flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland, Maine-Green Bay flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland, Maine-Green Bay flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Green Bay flights, Cheapflights users trust eDreams the most. eDreams 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 Portland, Maine-Green Bay 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 Portland to Green Bay

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

What is the cheapest month to book a flight from Portland, Maine to Green Bay?

Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Green Bay (average of $182). Flying from Portland, Maine to Green Bay in December is currently the most expensive (average of $316). 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.

What is the cheapest time of day to fly from PWM to GRB?

Find hourly flight availability from Portland to Green Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 28, 2025.

It’s optimal to fly from Portland, Maine to Green Bay at noon. By choosing this option you can save up to 73% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Green Bay

Get insights into the airlines that provide service to Green Bay. 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 Green Bay. Reviews last updated October 28, 2025.
Peruse reviews from past customers who have flown with United Airlines from Portland to Green Bay to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Food

6.6

Crew

8.1

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Portland to Green Bay. 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 Portland, Maine to Green Bay?

    For as low as $254, United Airlines can have you in Green Bay from Portland, Maine in 4h 46m. The distance between Portland, Maine and Green Bay is about 884 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Portland, Maine to Green Bay round-trip?

    Currently priced at $258, United Airlines will fly you from Portland, Maine to Green Bay and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. United Airlines is 49% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Portland to Green Bay?

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

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

    Yes. Cheapflights offers flight deals from Portland to Green Bay 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 Portland, Maine to Green Bay?

    Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Green Bay (average of $182). Flying from Portland, Maine to Green Bay in December is currently the most expensive (average of $316). 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 Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
Manitowoc

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Top airline flying from Portland to Green Bay

Discover the top airline that operate flights from Portland to Green Bay. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$558FlexibilityNo cancel feeOn-time69%

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