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$627+ Cheap flights from Gimpo Intl (GMP) to Portland (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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — PDX
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Gimpo Intl to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Gimpo Intl (GMP) 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$997
(Cheapflightsfares)

One-way from

$627
(KAYAK)

Popular in

July

Cheapest in

November

Average price

$823
Provider with most accurate pricing for Seoul Gimpo Intl-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul Gimpo Intl-Portland flights.
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From Seoul Gimpo Intl to Portland
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One-way flight from Seoul Gimpo Intl to Portland
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($147 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Gimpo Intl to Portland

Cheapest flights from Gimpo Intl to Portland
Explore the most affordable flight options available from Gimpo Intl to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:55 am
GMP
-
PDX
2 stops24h 27m
Japan Airlines
Tue 5/197:00 am
PDX
-
GMP
2 stops22h 50m
Japan Airlines
Deal found 1/15$997
This FlightHub deal was found by Cheapflights users on 1/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/512:25 pm
GMP
-
PDX
2 stops23h 05m
ANA
Sat 2/287:30 am
PDX
-
GMP
2 stops34h 50m
ANA
Deal found 1/15$1,121
This Cheapflightsfares deal was found by Cheapflights users on 1/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:05 pm
GMP
-
PDX
2 stops25h 30m
Japan Airlines
Tue 4/217:05 am
PDX
-
GMP
2 stops22h 45m
Japan Airlines
Deal found 1/15$1,138
This FlightHub deal was found by Cheapflights users on 1/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/412:25 pm
GMP
-
PDX
2 stops23h 05m
ANA
Sat 2/287:30 am
PDX
-
GMP
2 stops34h 50m
ANA
Deal found 1/13$1,235
This Japan Airlines deal was found by Cheapflights users on 1/13. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/48:00 am
GMP
-
PDX
2 stops25h 50m
Japan Airlines
Sun 2/86:22 pm
PDX
-
GMP
2 stops23h 33m
Japan Airlines
Deal found 1/13$1,355
This Cheapflightsfares deal was found by Cheapflights users on 1/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/2512:05 pm
GMP
-
PDX
2 stops21h 45m
Japan Airlines
Wed 1/287:20 am
PDX
-
GMP
2 stops21h 45m
Japan Airlines
Deal found 1/14$1,373
This Japan Airlines deal was found by Cheapflights users on 1/12. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/38:00 am
GMP
-
PDX
2 stops25h 50m
Japan Airlines
Thu 2/57:20 am
PDX
-
GMP
2 stops42h 00m
Japan Airlines
Deal found 1/12$1,386
This FlightHub deal was found by Cheapflights users on 1/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/412:05 pm
GMP
-
PDX
2 stops17h 33m
Japan Airlines
Sat 2/289:30 am
PDX
-
GMP
2 stops19h 35m
Japan Airlines
Deal found 1/13$1,430

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gimpo Intl 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 January 15, 2026.
Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Portland that are best for you.

Fly from

Gimpo Intl

Fly to

Portland

Route

Depart

Return

Price

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Fri 5/8

7:55 am-4:22 pm

2 stops24h 27m

Portland

Tue 5/19

7:00 am-9:50 pm

2 stops22h 50m

$997

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Thu 2/5

12:25 pm-6:30 pm

2 stops23h 05m

Portland

Sat 2/28

7:30 am-11:20 am

2 stops34h 50m

$1,121

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Tue 4/7

12:05 pm-9:35 pm

2 stops25h 30m

Portland

Tue 4/21

7:05 am-9:50 pm

2 stops22h 45m

$1,138

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Wed 2/4

12:25 pm-6:30 pm

2 stops23h 05m

Portland

Sat 2/28

7:30 am-11:20 am

2 stops34h 50m

$1,235

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Wed 2/4

8:00 am-4:50 pm

2 stops25h 50m

Portland

Sun 2/8

6:22 pm-10:55 am

2 stops23h 33m

$1,355

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Sun 1/25

12:05 pm-4:50 pm

2 stops21h 45m

Portland

Wed 1/28

7:20 am-10:05 pm

2 stops21h 45m

$1,373

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Tue 2/3

8:00 am-4:50 pm

2 stops25h 50m

Portland

Thu 2/5

7:20 am-6:20 pm

2 stops42h 00m

$1,386

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Wed 2/4

12:05 pm-12:38 pm

2 stops17h 33m

Portland

Sat 2/28

9:30 am-10:05 pm

2 stops19h 35m

$1,430

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Fri 4/24

1:50 pm-10:13 pm

2 stops24h 23m

$627

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Wed 2/25

12:05 pm-5:13 pm

2 stops22h 08m

$731

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 13 results
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Compare providers for flights from Gimpo Intl 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 Gimpo Intl to Portland in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Seoul Gimpo Intl Airport-Portland flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seoul Gimpo Intl Airport-Portland flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seoul Gimpo Intl Airport-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul Gimpo Intl Airport-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 Seoul Gimpo Intl Airport-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 Gimpo Intl to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Gimpo Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Gimpo Intl to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Seoul Gimpo Intl?

    For a flight from Seoul Gimpo Intl to Portland, you will be flying into Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 0 inbound flights from Seoul Gimpo Intl per day. 0 airlines have flights to Portland from Seoul Gimpo Intl on a regular basis.

  • How long is the flight from Seoul Gimpo Intl Airport to Portland?

    For as low as $1,121, Japan Airlines can have you in Portland from Seoul Gimpo Intl Airport in 23h 05m. Seoul Gimpo Intl Airport and Portland are separated by a distance of 5254 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Gimpo Intl to Portland that include hotel bookings?

    Yes. In addition to deals on Gimpo Intl to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gimpo Intl to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gimpo Intl to Portland.

  • Can I find deals for business class flights from Gimpo Intl to Portland?

    Yes. Cheapflights offers flight deals from Gimpo Intl 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
Vancouver
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Longview
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Beaverton
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
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Tillamook
Pacific City
Gresham

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