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$256+ Cheap flights from Green Bay to Portland (GRB - PDX)

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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — PDX
Jan 26 — Feb 21
Mon 1/26
Mon 2/2
1 adult, Economy
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Cheap flight deals from Green Bay to Portland

Cheapest flights from Green Bay to Portland
Explore the most affordable flight options available from Green Bay to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 27, 2025.

This United Airlines deal was found by Cheapflights users on 12/25. 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 12/3010:44 amGRB - PDX
2 stops13h 55mUnited Airlines
Fri 1/97:00 amPDX - GRB
1 stop6h 07mUnited Airlines
Deal found 12/25$729

Find 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 (PDX). 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 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$251
(United Airlines)

Popular in

August

Cheapest in

July

Average price

$413
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
Highest demand for flights based on searches. 6% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
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 27, 2025.
Use the filters below to find and compare flights from Green Bay to Portland that are best for you.

Fly from

Green Bay

Fly to

Portland

Route

Depart

Return

Price

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 2/14

5:28 pm-10:56 pm

1 stop7h 28m

Portland

Tue 2/24

7:57 pm-9:50 am

2 stops11h 53m

$256

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 2/25

9:58 am-10:00 pm

2 stops14h 02m

Portland

Mon 3/2

5:49 pm-9:24 am

2 stops13h 35m

$290

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 2/13

3:05 pm-10:40 pm

1 stop9h 35m

Portland

Sat 2/21

7:00 am-4:53 pm

1 stop7h 53m

$297

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 1/9

5:24 pm-10:32 pm

1 stop7h 08m

Portland

Fri 1/16

11:59 pm-10:07 am

1 stop8h 08m

$334

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 1/17

6:31 am-12:00 pm

1 stop7h 29m

Portland

Wed 1/21

10:47 am-7:03 pm

1 stop6h 16m

$341

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Tue 1/27

6:31 am-11:57 am

1 stop7h 26m

Portland

Sat 1/31

7:00 am-3:07 pm

1 stop6h 07m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/24

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 Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Green Bay-Portland flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Green Bay-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Portland 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 Green Bay-Portland 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.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Portland

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

Currently, September is the cheapest month in which you can book a flight from Green Bay to Portland (average of $128). Flying from Green Bay to Portland in March is currently the most expensive (average of $314). 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 GRB to PDX?

Find hourly flight availability from Green Bay to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 27, 2025.

When flying from Green Bay to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 63% versus a flight in the morning.

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 27, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Green Bay to Portland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,018 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,018 reviews
Delta
7.9
Good
8,018 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,116 reviews
Delta
7.9
Good
8,018 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,067 reviews
Delta
7.9
Good
8,018 reviews

Entertainment

7.9

Crew

8.5

Overall

7.9

Comfort

7.9

Boarding

8.1

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • How long is the flight from Green Bay to Portland?

    Airlines like United Airlines and American Airlines fly from Green Bay to Portland in about 7h 28m. The time it takes to get you to your destination can typically vary by up to 6h 34m. Green Bay and Portland are separated by a distance of 1670 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, United Airlines ($228), Delta ($288), and American Airlines ($314) offers the cheapest pricing from Green Bay to Portland. United Airlines is currently priced 48% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Green Bay to Portland one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $125. Delta flights start at $144 while deals on United Airlines start at $179 one-way.

  • 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?

    Currently, September is the cheapest month in which you can book a flight from Green Bay to Portland (average of $128). Flying from Green Bay to Portland in March is currently the most expensive (average of $314). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
McMinnville
Hillsboro
Troutdale
Cannon Beach
Long Beach
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

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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 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$228Average$442FlexibilityNo cancel feeOn-time69%
DeltaCheapest$288Average$374FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$314Average$388FlexibilityNo cancel feeOn-time71%

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