HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$454+ Cheap flights from Green Bay to Portland, ME (GRB - PWM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — PWM
Dec 24 — Dec 311
Tue 12/24
Tue 12/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Green Bay to Portland with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Green Bay to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Portland (PWM). 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 December 19, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$512
(American Airlines)

One-way from

$454
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$633
Provider with most accurate pricing for Green Bay Austin-Straubel-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Portland flights.
Search Deals
From Green Bay Austin-Straubel to Portland
Search Deals
One-way flight from Green Bay Austin-Straubel to Portland
Search Deals
High demand for flights, 15% potential price rise
Search Deals
Best time to find cheap flights, 7% potential price drop
Search Deals
Average for round-trip flights in December 2024
Search Deals

Find flight deals from Green Bay to Portland

Best flights from Green Bay to Portland
Discover carefully curated flight deals from Green Bay to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 19, 2024.

This American Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 5/146:37 pmGRB - PWM
2 stops15h 44mAmerican Airlines
Tue 5/2012:05 pmPWM - GRB
1 stop6h 41mAmerican Airlines
Deal found 12/17$512
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:45 pmGRB - PWM
1 stop4h 29mDelta
Tue 5/205:00 amPWM - GRB
1 stop6h 22mDelta
Deal found 12/17$532
This United Airlines deal was found by Cheapflights users on 12/16. 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 4/235:18 pmGRB - PWM
1 stop16h 44mUnited Airlines
Sun 4/276:00 amPWM - GRB
2 stops11h 50mUnited Airlines
Deal found 12/16$696

Find flights from Green Bay to Portland within your budget

Customize your flight search to find flights from Green Bay 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, Cheapflights users made 2,558,603 searches. Data last updated December 19, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Wed 5/14

6:37 pm-11:21 am

2 stops15h 44m

Portland

Tue 5/20

12:05 pm-5:46 pm

1 stop6h 41m

$512

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Wed 5/14

5:45 pm-11:14 pm

1 stop4h 29m

Portland

Tue 5/20

5:00 am-10:22 am

1 stop6h 22m

$532

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Wed 4/23

5:18 pm-11:02 am

1 stop16h 44m

Portland

Sun 4/27

6:00 am-4:50 pm

2 stops11h 50m

$696

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Sat 12/28

6:00 am-3:45 pm

2 stops8h 45m

$454

Green BayPortland

GRB - PWM

GRBPWM

Green Bay Austin-Straubel

Sat 12/28

3:47 pm-9:42 pm

1 stop4h 55m

$819

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Compare providers for flights from Green Bay to Portland

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 Green Bay to Portland in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 Green Bay-Portland, Maine flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Portland, Maine flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Portland, Maine flights, Cheapflights users trust FlightHub the most. FlightHub 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 Green Bay-Portland, Maine 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 Green Bay to Portland

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

Travel insights for flights from Green Bay to Portland

Get recent, data-driven insights about flights from Green Bay to Portland including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Green Bay to Portland, Maine (average of $296). Flying from Green Bay to Portland, Maine in April is currently the most expensive (average of $498). 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.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated December 19, 2024.
Delta
8.0
Very good
8,604 reviews

Overall

8.0

Food

7.3

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Overall

8.0

Food

7.3

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,055 reviews
Delta
8.0
Very good
8,604 reviews

Overall

8.0

Food

7.3

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,604 reviews

Overall

8.0

Food

7.3

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Green Bay to Portland, Maine round-trip?

    Our cheapest airline available from Green Bay to Portland, Maine is American Airlines. Our recent data shows that you can find tickets from as low as $512 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $532 and $696 round-trip.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Green Bay to Portland, Maine (average of $296). Flying from Green Bay to Portland, Maine in April is currently the most expensive (average of $498). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Green Bay to Portland

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Boston flights
Minneapolis to Boston flights
Milwaukee to Boston flights
O'Hare Intl to Portland flights
Minneapolis to Portland flights
O'Hare Intl to Bangor flights
Madison to Boston flights
Duluth to Boston flights
Appleton to Boston flights
Minneapolis to Bangor flights
Milwaukee to Bangor flights
Milwaukee to Portland flights
Madison to Portland flights
Appleton to Portland flights
Wausau to Boston flights
Green Bay to Boston flights
O'Hare Intl to Bar Harbor flights
O'Hare Intl to Augusta flights
Duluth to Portland flights
Eau Claire to Boston flights
Minneapolis to Bar Harbor flights
Appleton to Bangor flights
Madison to Bangor flights
Minneapolis to Augusta flights
Rhinelander to Boston flights
La Crosse to Portland flights
La Crosse to Boston flights
Escanaba to Portland flights
O'Hare Intl to Rockland flights
Wausau to Portland flights
Madison to Presque Isle flights
Madison to Bar Harbor flights
Milwaukee to Bar Harbor flights
Minneapolis to Rockland flights
Escanaba to Boston flights
Dubuque to Portland flights
Dubuque to Boston flights

Top 3 airlines flying from Green Bay to Portland

Discover the top 3 airlines that operate flights from Green Bay to Portland. 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 December 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$254Average$392FlexibilityNo cancel feeOn-time71%
DeltaCheapest$262Average$488FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$318Average$507FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.