HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$189+ Cheap flights from Green Bay to Portland (GRB - PDX)

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — PDX
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
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 (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 April 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

One-way from

$189
(Cheapflightsfares)

Popular in

October

Cheapest in

January

Average price

$350
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
Highest demand for flights based on searches. 4% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find 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 April 15, 2025.

This Delta deal was found by Cheapflights users on 4/15. 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.
Sat 5/2412:06 pmGRB - PDX
2 stops12h 09mDelta
Wed 5/2811:11 pmPDX - GRB
1 stop9h 16mDelta
Deal found 4/15$289
This Frontier deal was found by Cheapflights users on 4/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/267:48 pmGRB - PDX
1 stop6h 29mFrontier
Fri 5/306:35 amPDX - GRB
1 stop10h 18mFrontier
Deal found 4/15$360
This United Airlines deal was found by Cheapflights users on 4/15. 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.
Sat 5/245:35 pmGRB - PDX
1 stop7h 19mUnited Airlines
Thu 5/2910:59 pmPDX - GRB
1 stop9h 12mUnited Airlines
Deal found 4/15$418
This American Airlines deal was found by Cheapflights users on 4/14. 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.
Fri 4/186:00 amGRB - PDX
1 stop9h 09mAmerican Airlines
Sun 4/202:58 pmPDX - GRB
1 stop6h 10mAmerican Airlines
Deal found 4/14$489

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 April 15, 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 5/24

12:06 pm-10:15 pm

2 stops12h 09m

Portland

Wed 5/28

11:11 pm-10:27 am

1 stop9h 16m

$289

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Mon 5/26

7:48 pm-12:17 am

1 stop6h 29m

Portland

Fri 5/30

6:35 am-6:53 pm

1 stop10h 18m

$360

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 5/24

5:35 pm-10:54 pm

1 stop7h 19m

Portland

Thu 5/29

10:59 pm-10:11 am

1 stop9h 12m

$418

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 6/14

6:31 pm-9:39 am

1 stop17h 08m

Portland

Wed 6/18

12:07 am-5:26 pm

1 stop15h 19m

$544

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 6/20

7:53 pm-12:19 am

1 stop6h 26m

$189

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Tue 9/23

5:30 pm-10:30 pm

1 stop7h 00m

$235

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Mon 9/22

6:10 pm-11:04 pm

1 stop6h 54m

$250

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sun 9/21

6:45 am-5:06 pm

2 stops12h 21m

$375

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 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 flight deals on Cheapflights vs. FlightHub >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, November is the cheapest month in which you can book a flight from Green Bay to Portland (average of $277). Flying from Green Bay to Portland in March is currently the most expensive (average of $369). 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 April 15, 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 2% versus a flight in the morning.

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 ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 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, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 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 April 15, 2025.
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,918 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
6.0
Okay
3,281 reviews
Delta
8.0
Very good
7,918 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

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 round-trip?

    According to our current data, Delta ($289), Frontier ($360), and United Airlines ($418) offers the cheapest pricing from Green Bay to Portland. Delta is currently priced 40% 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 Frontier, which is currently one of the cheapest options available, starting at $189. United Airlines flights start at $235 while deals on American Airlines start at $250 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, November is the cheapest month in which you can book a flight from Green Bay to Portland (average of $277). Flying from Green Bay to Portland in March is currently the most expensive (average of $369). 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
Beaverton
Lincoln City
Seaside
Clackamas
Vancouver
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Hood River
Woodburn
Depoe Bay
Pacific City
Stevenson
Troutdale
Longview

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 Portland flights
Minneapolis to Portland flights
O'Hare Intl to Boise flights
Minneapolis to Boise flights
Madison to Portland flights
Milwaukee to Portland flights
O'Hare Intl to Medford flights
Milwaukee to Boise flights
Appleton to Portland flights
Minneapolis to Eugene flights
O'Hare Intl to Eugene flights
O'Hare Intl to Redmond flights
Minneapolis to Medford flights
Duluth to Portland flights
Minneapolis to Redmond flights
Milwaukee to Eugene flights
O'Hare Intl to North Bend flights
Milwaukee to Redmond flights
Milwaukee to Medford flights
Madison to Boise flights
Wausau to Portland flights
Appleton to Boise flights
Eau Claire to Portland flights
Madison to Redmond flights
Madison to Eugene flights
Green Bay to Boise flights
Madison to Medford flights
Minneapolis to North Bend flights
Appleton to Eugene flights
Rhinelander to Boise flights
Minneapolis to Yakima flights
La Crosse to Portland flights
La Crosse to Redmond flights
Appleton to Medford flights
Madison to Yakima flights
Minneapolis to Pendleton flights
Milwaukee to Yakima flights
Dubuque to Portland flights
O'Hare Intl to Yakima flights

Top 2 airlines flying from Green Bay to Portland

Discover the top 2 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 April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$264Average$380FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$288Average$509FlexibilityNo 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.