$245+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — PDX
Jul 10 — Jul 171
Round-trip
1 adult, Economy
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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
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Cheapest flights from Green Bay to PortlandExplore 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 10, 2026.
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 10, 2026.
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Wed 9/235:43 am
GRB
- PDX
1 stop7h 12m
American Airlines
Mon 9/2811:08 pm
PDX
- GRB
1 stop8h 27m
American Airlines
Deal found 6/5![American Airlines logo]()
$349
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 9/164:04 pm
GRB
- PDX
1 stop10h 03m
American Airlines
Sat 9/1911:08 pm
PDX
- GRB
1 stop8h 27m
American Airlines
Deal found 6/9![American Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:00 am
GRB
- PDX
1 stop8h 33m
United Airlines
Sat 10/2412:45 pm
PDX
- GRB
2 stops8h 34m
United Airlines
Deal found 6/7![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:03 pm
GRB
- PDX
1 stop7h 31m
Delta
Tue 9/11:30 pm
PDX
- GRB
1 stop5h 37m
Delta
Deal found 6/9![Delta logo]()
$375
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:15 am
GRB
- PDX
1 stop6h 26m
Delta
Tue 9/111:36 am
PDX
- GRB
1 stop7h 04m
Delta
Deal found 6/9![Delta logo]()
$397
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Tue 9/154:04 pm
GRB
- PDX
1 stop10h 03m
American Airlines
Tue 9/2211:08 pm
PDX
- GRB
1 stop8h 27m
American Airlines
Deal found 6/9![American Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:05 am
GRB
- PDX
2 stops9h 00m
United Airlines
Sun 9/272:27 pm
PDX
- GRB
1 stop6h 52m
United Airlines
Deal found 6/7![United Airlines logo]()
$421
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 6/296:51 pm
GRB
- PDX
1 stop6h 56m
American Airlines
Mon 7/611:15 pm
PDX
- GRB
1 stop8h 06m
American Airlines
Deal found 6/7![American Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:03 pm
GRB
- PDX
1 stop7h 31m
Delta
Sun 8/3011:20 pm
PDX
- GRB
1 stop9h 07m
Delta
Deal found 6/9![Delta logo]()
$437
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2712:04 pm
GRB
- PDX
1 stop7h 33m
Delta
Mon 6/2911:15 pm
PDX
- GRB
1 stop9h 15m
Delta
Deal found 6/7![Delta logo]()
$438
This American Airlines deal was found by Cheapflights users on 6/8. 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 9/412:26 pm
GRB
- PDX
1 stop7h 34m
American Airlines
Mon 9/75:59 am
PDX
- GRB
1 stop6h 42m
American Airlines
Deal found 6/8![American Airlines logo]()
$439
Best flights from Green Bay to PortlandDiscover 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 June 10, 2026.
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 June 10, 2026.
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:00 am
GRB
- PDX
1 stop8h 33m
United Airlines
Sat 10/2410:43 am
PDX
- GRB
1 stop7h 05m
United Airlines
Deal found 6/7![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Wed 9/235:43 am
GRB
- PDX
2 stops13h 11m
American Airlines
Mon 9/2811:08 pm
PDX
- GRB
1 stop8h 27m
American Airlines
Deal found 6/5![American Airlines logo]()
$452
This Delta deal was found by Cheapflights users on 6/8. 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 9/412:03 pm
GRB
- PDX
2 stops9h 41m
Delta
Mon 9/711:20 pm
PDX
- GRB
1 stop9h 02m
Delta
Deal found 6/8![Delta logo]()
$481
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/198:05 am
GRB
- PDX
2 stops9h 00m
United Airlines
Sun 9/272:27 pm
PDX
- GRB
1 stop6h 52m
United Airlines
Deal found 6/7![United Airlines logo]()
$421
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/231:17 pm
GRB
- PDX
1 stop8h 01m
United Airlines
Sat 9/2610:43 am
PDX
- GRB
2 stops10h 36m
United Airlines
Deal found 6/9![United Airlines logo]()
$454
This Delta deal was found by Cheapflights users on 6/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2712:04 pm
GRB
- PDX
1 stop7h 33m
Delta
Mon 6/2911:15 pm
PDX
- GRB
1 stop9h 15m
Delta
Deal found 6/6![Delta logo]()
$502
This American Airlines deal was found by Cheapflights users on 6/5. 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.
Sun 6/286:51 pm
GRB
- PDX
1 stop6h 56m
American Airlines
Fri 7/31:45 pm
PDX
- GRB
1 stop8h 27m
American Airlines
Deal found 6/5![American Airlines logo]()
$565
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:34 am
GRB
- PDX
2 stops12h 36m
United Airlines
Mon 9/2810:33 pm
PDX
- GRB
2 stops14h 20m
United Airlines
Deal found 6/7![United Airlines logo]()
$504
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 7/95:56 am
GRB
- PDX
1 stop6h 40m
American Airlines
Thu 7/1611:15 pm
PDX
- GRB
1 stop8h 06m
American Airlines
Deal found 6/9![American Airlines logo]()
$569
Last-minute flights from Green Bay to PortlandDiscover last-minute flight deals from Green Bay to Portland. Data last updated June 10, 2026 and is based on user searches.
Discover last-minute flight deals from Green Bay to Portland. Data last updated June 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 6/206:51 pm
GRB
- PDX
1 stop7h 29m
American Airlines
Thu 6/251:45 pm
PDX
- GRB
1 stop8h 25m
American Airlines
Deal found 6/8![American Airlines logo]()
$465
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/208:03 am
GRB
- PDX
2 stops11h 43m
United Airlines
Thu 6/2510:40 pm
PDX
- GRB
1 stop9h 21m
United Airlines
Deal found 6/8![United Airlines logo]()
$570
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2712:04 pm
GRB
- PDX
1 stop7h 33m
Delta
Mon 6/2911:15 pm
PDX
- GRB
1 stop9h 15m
Delta
Deal found 6/7![Delta logo]()
$438
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 6/276:51 pm
GRB
- PDX
1 stop7h 29m
American Airlines
Mon 6/2910:59 pm
PDX
- GRB
1 stop8h 19m
American Airlines
Deal found 6/9![American Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sun 6/286:51 pm
GRB
- PDX
1 stop6h 56m
American Airlines
Fri 7/31:45 pm
PDX
- GRB
1 stop8h 27m
American Airlines
Deal found 6/7![American Airlines logo]()
$565
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 6/296:51 pm
GRB
- PDX
1 stop6h 56m
American Airlines
Mon 7/611:15 pm
PDX
- GRB
1 stop8h 06m
American Airlines
Deal found 6/7![American Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Mon 7/66:08 am
GRB
- PDX
1 stop17h 42m
American Airlines
Sun 7/1211:15 pm
PDX
- GRB
1 stop13h 39m
American Airlines
Deal found 6/7![American Airlines logo]()
$590
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 7/95:56 am
GRB
- PDX
1 stop6h 40m
American Airlines
Thu 7/1611:15 pm
PDX
- GRB
1 stop8h 06m
American Airlines
Deal found 6/9![American Airlines logo]()
$569
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:52 pm
GRB
- PDX
1 stop16h 42m
United Airlines
Mon 7/2710:40 pm
PDX
- GRB
1 stop9h 21m
United Airlines
Deal found 6/9![United Airlines logo]()
$597
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3112:34 pm
GRB
- PDX
1 stop8h 13m
United Airlines
Wed 8/511:40 pm
PDX
- GRB
1 stop8h 21m
United Airlines
Deal found 6/7![United Airlines logo]()
$562
One-way flights from Green Bay to PortlandSearch for one-way flight options from Green Bay to Portland. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
Search for one-way flight options from Green Bay to Portland. Find affordable one-way fares based on user searches. Data last updated June 10, 2026.
This Delta deal was found by Cheapflights users on 6/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:03 pm
GRB
- PDX
1 stop7h 31m
Delta
Deal found 6/9![Delta logo]()
$245
This American Airlines deal was found by Cheapflights users on 6/9. 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 8/1412:26 pm
GRB
- PDX
1 stop7h 34m
American Airlines
Deal found 6/9![American Airlines logo]()
$299
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Wed 8/125:45 am
GRB
- PDX
1 stop7h 49m
American Airlines
Deal found 6/7![American Airlines logo]()
$304
This deal was found by Cheapflights users on 6/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:29 pm
GRB
- PDX
1 stop7h 23m
United Airlines
Deal found 6/9![United Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:25 am
GRB
- PDX
2 stops15h 45m
United Airlines
Deal found 6/9![United Airlines logo]()
$354
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 7/2512:46 pm
GRB
- PDX
1 stop14h 04m
American Airlines
Deal found 6/9![American Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:25 am
GRB
- PDX
3 stops15h 45m
United Airlines
Deal found 6/7![United Airlines logo]()
$400
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sat 8/155:37 am
GRB
- PDX
2 stops13h 53m
American Airlines
Deal found 6/9![American Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:29 pm
GRB
- PDX
2 stops28h 41m
United Airlines
Deal found 6/9![United Airlines logo]()
$447
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 June 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (American Airlines) |
One-way from | $245 (Delta) |
Popular in | November |
Cheapest in | January |
Average price | $507 |
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 10, 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
Cheapest round-trip
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Sat 10/17
5:00 am-11:33 am
1 stop8h 33m
Portland
Sat 10/24
10:43 am-7:48 pm
1 stop7h 05m
$359
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Sat 9/19
8:05 am-3:05 pm
2 stops9h 00m
Portland
Sun 9/27
2:27 pm-11:19 pm
1 stop6h 52m
$421
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Wed 9/23
5:43 am-4:54 pm
2 stops13h 11m
Portland
Mon 9/28
11:08 pm-9:35 am
1 stop8h 27m
$452
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Wed 9/23
1:17 pm-7:18 pm
1 stop8h 01m
Portland
Sat 9/26
10:43 am-11:19 pm
2 stops10h 36m
$454
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Fri 9/4
12:03 pm-7:44 pm
2 stops9h 41m
Portland
Mon 9/7
11:20 pm-10:22 am
1 stop9h 02m
$481
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Sat 6/27
12:04 pm-5:37 pm
1 stop7h 33m
Portland
Mon 6/29
11:15 pm-10:30 am
1 stop9h 15m
$502
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Wed 9/23
9:34 am-8:10 pm
2 stops12h 36m
Portland
Mon 9/28
10:33 pm-2:53 pm
2 stops14h 20m
$504
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Sun 6/28
6:51 pm-11:47 pm
1 stop6h 56m
Portland
Fri 7/3
1:45 pm-12:12 am
1 stop8h 27m
$565
Quickest round-trip
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Thu 7/9
5:56 am-10:36 am
1 stop6h 40m
Portland
Thu 7/16
11:15 pm-9:21 am
1 stop8h 06m
$569
Cheapest one-way
Quickest one-way
Green BayPortland
GRB - PDX
GRBPDX
Green Bay Austin-Straubel
Tue 8/18
12:26 pm-6:00 pm
1 stop7h 34m
$299
Showing 1-10 of 19 resultsSorted by cheapest first
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 June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
GRB-PDX
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, January is the cheapest month in which you can book a flight from Green Bay to Portland (average of $288). Flying from Green Bay to Portland in November is currently the most expensive (average of $523). 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.
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 June 10, 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.
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Overall
7.9
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsBeaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
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 June 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$280 | Average$368 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$288 | Average$460 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$292 | Average$418 | FlexibilityNo cancel fee | On-timeN/A |