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$128+ 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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — PDX
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$310
(Delta)

One-way from

$128
(Delta)

Popular in

August

Cheapest in

January

Average price

$670
From Green Bay Austin-Straubel to Portland
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One-way flight from Green Bay Austin-Straubel to Portland
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Highest demand for flights based on searches. 18% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 9/234:00 pmGRB - PDX
1 stop6h 25mDelta
Sun 9/2811:39 amPDX - GRB
1 stop7h 54mDelta
Deal found 6/10$310
This American Airlines deal was found by Cheapflights users on 6/10. 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 10/229:56 amGRB - PDX
2 stops10h 42mAmerican Airlines
Mon 10/2711:59 pmPDX - GRB
2 stops12h 22mAmerican Airlines
Deal found 6/10$344
This Frontier deal was found by Cheapflights users on 6/10. 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.
Fri 6/277:53 pmGRB - PDX
1 stop6h 26mFrontier
Mon 6/306:35 amPDX - GRB
1 stop10h 19mFrontier
Deal found 6/10$380
This United Airlines deal was found by Cheapflights users on 6/12. 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 6/133:54 pmGRB - PDX
1 stop8h 38mUnited Airlines
Sat 6/2110:59 pmPDX - GRB
1 stop9h 12mUnited Airlines
Deal found 6/12$544

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 June 12, 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

Tue 9/23

4:00 pm-8:25 pm

1 stop6h 25m

Portland

Sun 9/28

11:39 am-9:33 pm

1 stop7h 54m

$310

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 10/22

9:56 am-6:38 pm

2 stops10h 42m

Portland

Mon 10/27

11:59 pm-2:21 pm

2 stops12h 22m

$344

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 6/27

7:53 pm-12:19 am

1 stop6h 26m

Portland

Mon 6/30

6:35 am-6:54 pm

1 stop10h 19m

$380

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 6/27

3:49 pm-12:35 am

2 stops10h 46m

Portland

Tue 7/1

10:48 am-9:37 pm

1 stop8h 49m

$569

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Thu 11/27

11:53 am-4:07 pm

1 stop6h 14m

$128

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 6/27

7:53 pm-12:19 am

1 stop6h 26m

$206

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 6/25

9:53 am-2:24 pm

1 stop6h 31m

$319

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Mon 10/13

5:25 pm-2:42 pm

2 stops23h 17m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 $368). 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 June 12, 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 June 12, 2025.
Read through reviews of airlines operating flights from Green Bay to Portland, such as Delta, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.9
Fair
3,295 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 ($310), American Airlines ($344), and Frontier ($380) offers the cheapest pricing from Green Bay to Portland. Delta is currently priced 38% 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 Delta, which is currently one of the cheapest options available, starting at $128. Frontier flights start at $206 while deals on American Airlines start at $319 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 $368). 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
Seaside
Vancouver
Beaverton
Clackamas
Lincoln City
McMinnville
Lake Oswego
Hillsboro
Gresham
Astoria
Long Beach
Cannon Beach
Tigard
Longview
Hood River
Depoe Bay
Woodburn
Stevenson
Pacific City
Troutdale

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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$264Average$376FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$269Average$493FlexibilityNo cancel feeOn-time69%

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