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$299+ 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — PDX
Jun 8 — Jun 151
Mon 6/8
Mon 6/15
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 May 9, 2026.

This American Airlines deal was found by Cheapflights users on 5/6. 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 6/56:51 pm
GRB
-
PDX
1 stop7h 06m
American Airlines
Tue 6/91:45 pm
PDX
-
GRB
1 stop8h 25m
American Airlines
Deal found 5/6$349
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Thu 8/206:54 pm
GRB
-
PDX
1 stop7h 02m
American Airlines
Sat 8/2911:59 pm
PDX
-
GRB
2 stops9h 58m
American Airlines
Deal found 5/5$354
This American Airlines deal was found by Cheapflights users on 5/7. 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 6/96:51 pm
GRB
-
PDX
1 stop6h 56m
American Airlines
Mon 6/2210:59 pm
PDX
-
GRB
1 stop8h 19m
American Airlines
Deal found 5/7$359
This American Airlines deal was found by Cheapflights users on 5/9. 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 5/296:51 pm
GRB
-
PDX
1 stop7h 01m
American Airlines
Tue 6/21:45 pm
PDX
-
GRB
1 stop8h 27m
American Airlines
Deal found 5/9$381
This American Airlines deal was found by Cheapflights users on 5/4. 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 5/222:55 pm
GRB
-
PDX
1 stop8h 56m
American Airlines
Mon 5/256:15 am
PDX
-
GRB
1 stop6h 09m
American Airlines
Deal found 5/4$384
This Delta deal was found by Cheapflights users on 5/4. 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 9/224:00 pm
GRB
-
PDX
1 stop6h 15m
Delta
Sun 10/410:55 pm
PDX
-
GRB
1 stop9h 27m
Delta
Deal found 5/4$404
This Delta deal was found by Cheapflights users on 5/5. 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.
Fri 6/54:19 pm
GRB
-
PDX
2 stops9h 25m
Delta
Fri 6/1211:15 pm
PDX
-
GRB
1 stop9h 15m
Delta
Deal found 5/5$409

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 May 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(American Airlines)

One-way from

$299
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$373
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. 11% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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 May 9, 2026.
Use the filters below to find and compare flights from Green Bay to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 5/22

2:55 pm-9:51 pm

1 stop8h 56m

Portland

Mon 5/25

6:15 am-2:24 pm

1 stop6h 09m

$384

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 6/5

4:19 pm-11:44 pm

2 stops9h 25m

Portland

Fri 6/12

11:15 pm-10:30 am

1 stop9h 15m

$409

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sat 5/30

3:46 pm-10:31 pm

1 stop8h 45m

Portland

Wed 6/3

11:40 pm-10:01 am

1 stop8h 21m

$449

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 5/15

4:19 pm-11:55 pm

2 stops9h 36m

Portland

Tue 5/19

11:12 pm-10:31 am

1 stop9h 19m

$469

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Thu 5/14

5:01 pm-10:02 pm

1 stop7h 01m

Portland

Sat 5/16

9:50 am-8:34 pm

2 stops8h 44m

$510

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Fri 5/15

11:53 am-5:15 pm

1 stop7h 22m

Portland

Mon 5/18

11:12 pm-11:13 am

2 stops10h 01m

$514
Cheapest one-way
Quickest one-way

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sun 6/7

6:51 pm-11:47 pm

1 stop6h 56m

$299

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Thu 6/11

6:15 am-12:10 pm

2 stops7h 55m

$304

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Wed 7/29

6:30 am-11:38 am

1 stop7h 08m

$408

Green BayPortland

GRB - PDX

GRBPDX

Green Bay Austin-Straubel

Sun 6/7

6:52 pm-9:47 am

2 stops16h 55m

$463

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/4

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 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 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

How much does it cost to fly round-trip from Green Bay to Portland?

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 May 9, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican 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
8,457 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,457 reviews
Delta
7.9
Good
8,457 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
9,692 reviews
Delta
7.9
Good
8,457 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,669 reviews
Delta
7.9
Good
8,457 reviews

Boarding

8.1

Overall

7.9

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 American Airlines, Delta, and United Airlines fly from Green Bay to Portland in about 8h 45m. The time it takes to get you to your destination can typically vary by up to 40m. 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, American Airlines ($280), United Airlines ($288), and Delta ($292) offers the cheapest pricing from Green Bay to Portland. American Airlines is currently priced 33% 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 $114. American Airlines flights start at $125 while deals on United Airlines start at $150 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.

See more FAQs

Traveling to a place near Portland?

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

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.

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 May 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$280Average$370FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$460FlexibilityNo cancel feeOn-time69%
DeltaCheapest$292Average$418FlexibilityNo cancel feeOn-timeN/A

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