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Cheap flights from Portland to Seoul from $464

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Seoul departing on 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:16 am - 10:05 pmPDX-GMP
21h 49m2 stops
Multiple Airlines Logo
12:05 pm - 4:30 pmGMP-PDX
21h 25m2 stops
$937Multiple Airlines
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Tue, Dec 2 - Fri, Dec 12
Multiple Airlines Logo
5:59 pm - 10:05 pmPDX-GMP
35h 06m2 stops
Multiple Airlines Logo
12:05 pm - 5:28 pmGMP-PDX
22h 23m2 stops
$945Multiple Airlines
Find Deal
Tue, Dec 2 - Fri, Dec 12
Japan Airlines Logo
7:20 am - 10:05 pmPDX-GMP
21h 45m2 stops
Japan Airlines Logo
12:05 pm - 4:50 pmGMP-PDX
21h 45m2 stops
$982Japan Airlines
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Tue, Jan 20 - Thu, Feb 5
Japan Airlines Logo
7:20 am - 10:05 pmPDX-GMP
21h 45m2 stops
Japan Airlines Logo
12:05 pm - 4:50 pmGMP-PDX
21h 45m2 stops
$1,000Japan Airlines
Find Deal
Tue, Jan 13 - Fri, Jan 23
Japan Airlines Logo
7:20 am - 10:05 pmPDX-GMP
21h 45m2 stops
Japan Airlines Logo
12:05 pm - 4:50 pmGMP-PDX
21h 45m2 stops
$1,001Japan Airlines
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Tue, Jan 20 - Thu, Feb 5
Multiple Airlines Logo
7:20 am - 10:05 pmPDX-GMP
21h 45m2 stops
Multiple Airlines Logo
8:00 am - 2:48 pmGMP-PDX
23h 48m2 stops
$1,018Multiple Airlines
Find Deal
Sun, Jan 18 - Tue, Feb 10
Japan Airlines Logo
6:00 am - 10:05 pmPDX-GMP
23h 05m2 stops
Japan Airlines Logo
12:05 pm - 3:13 pmGMP-PDX
20h 08m2 stops
$1,022Japan Airlines
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Tue, Feb 24 - Thu, Feb 26
ANA Logo
9:50 am - 6:35 pmPDX-GMP
40h 45m2 stops
ANA Logo
7:55 pm - 6:30 pmGMP-PDX
38h 35m2 stops
$1,457ANA
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Thu, Apr 2 - Mon, Apr 6
ANA Logo
7:30 am - 10:30 pmPDX-GMP
46h 00m2 stops
ANA Logo
12:25 pm - 6:30 pmGMP-PDX
23h 05m2 stops
$1,466ANA
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Sat, Feb 21 - Sun, Mar 1
ANA Logo
9:50 am - 10:30 pmPDX-GMP
19h 40m2 stops
ANA Logo
7:45 am - 6:30 pmGMP-PDX
27h 45m2 stops
$1,738ANA
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Tue, Dec 2 - Thu, Jan 8

Japan Airlines flights from Portland to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Portland to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Jan 20
PDX7:20 amPortland
21h 45m
2 stops
GMP10:05 pmSeoul Gimpo Intl
Feb 5
GMP12:05 pmSeoul Gimpo Intl
21h 45m
2 stops
PDX4:50 pmPortland
$982
Find similar
Japan Airlines
Jan 13
PDX7:20 amPortland
21h 45m
2 stops
GMP10:05 pmSeoul Gimpo Intl
Jan 23
GMP12:05 pmSeoul Gimpo Intl
21h 45m
2 stops
PDX4:50 pmPortland
$1,000
Find similar
Japan Airlines
Jan 20
PDX7:20 amPortland
21h 45m
2 stops
GMP10:05 pmSeoul Gimpo Intl
Feb 5
GMP12:05 pmSeoul Gimpo Intl
21h 45m
2 stops
PDX4:50 pmPortland
$1,001
Find similar

ANA flights from Portland to Seoul Gimpo Intl Airport

Our best ANA deals on Portland to Seoul Gimpo Intl Airport flight tickets
ANA
Apr 2
PDX9:50 amPortland
40h 45m
2 stops
GMP6:35 pmSeoul Gimpo Intl
Apr 6
GMP7:55 pmSeoul Gimpo Intl
38h 35m
2 stops
PDX6:30 pmPortland
$1,457
Find similar
ANA
Feb 21
PDX7:30 amPortland
46h 00m
2 stops
GMP10:30 pmSeoul Gimpo Intl
Mar 1
GMP12:25 pmSeoul Gimpo Intl
23h 05m
2 stops
PDX6:30 pmPortland
$1,466
Find similar
ANA
Dec 2
PDX9:50 amPortland
19h 40m
2 stops
GMP10:30 pmSeoul Gimpo Intl
Jan 8
GMP7:45 amSeoul Gimpo Intl
27h 45m
2 stops
PDX6:30 pmPortland
$1,738
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Seoul Gimpo Intl Airport 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, momondo users made 832,500 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Portland to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 12/2

7:16 am-10:05 pm

2 stops21h 49m

Seoul Gimpo Intl

Fri 12/12

12:05 pm-4:30 pm

2 stops21h 25m

$937

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 12/2

5:59 pm-10:05 pm

2 stops35h 06m

Seoul Gimpo Intl

Fri 12/12

12:05 pm-5:28 pm

2 stops22h 23m

$945

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 1/20

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Thu 2/5

12:05 pm-4:50 pm

2 stops21h 45m

$982

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 1/13

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Fri 1/23

12:05 pm-4:50 pm

2 stops21h 45m

$1,000

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 1/20

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Thu 2/5

12:05 pm-4:50 pm

2 stops21h 45m

$1,001

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Sun 1/18

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Tue 2/10

8:00 am-2:48 pm

2 stops23h 48m

$1,018

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 2/24

6:00 am-10:05 pm

2 stops23h 05m

Seoul Gimpo Intl

Thu 2/26

12:05 pm-3:13 pm

2 stops20h 08m

$1,022

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Thu 4/2

9:50 am-6:35 pm

2 stops40h 45m

Seoul Gimpo Intl

Mon 4/6

7:55 pm-6:30 pm

2 stops38h 35m

$1,457

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Sat 2/21

7:30 am-10:30 pm

2 stops46h 00m

Seoul Gimpo Intl

Sun 3/1

12:25 pm-6:30 pm

2 stops23h 05m

$1,466

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 12/2

9:50 am-10:30 pm

2 stops19h 40m

Seoul Gimpo Intl

Thu 1/8

7:45 am-6:30 pm

2 stops27h 45m

$1,738

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Portland to Seoul Gimpo Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Portland to Seoul Gimpo Intl?

Japan Airlines and ANA are the most popular carriers operating from Portland to Seoul Gimpo Intl

When to book flights from Portland to Seoul Gimpo Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Seoul Gimpo Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Seoul Gimpo Intl Airport (PDX to GMP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Seoul Gimpo Intl Airport

Direct flights

None
There are no direct flights from Portland to Seoul Gimpo Intl Airport. There are no popular flight routes from Portland to Seoul Gimpo Intl Airport.
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  • How far is Portland to Seoul Gimpo Intl by plane?

    The distance between Portland and Seoul Gimpo Intl is about 5253.9 mi. A reasonable flight in good conditions will take 19h 28m.

  • When did momondo last update prices for flights from Portland Airport to Seoul Gimpo Intl Airport?

    Prices for flights from Portland Airport to Seoul Gimpo Intl Airport refresh daily.

  • How old do you have to be to fly from Portland Airport to Seoul Gimpo Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Seoul Gimpo Intl Airport.

  • What documentation or ID do you need to fly to Seoul Gimpo Intl Airport?

    The required travel and health documents for your Seoul Gimpo Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul Gimpo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Seoul?

It is quick and easy to find Portland to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

Can I find flights from Portland to Seoul with flexible booking policies on momondo?

All flight searches from Portland to Seoul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Seoul?

momondo provides multiple filters to help you find the best flight to Seoul from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Seoul right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seoul from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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