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$409+ Cheap flights from Oregon to Seoul (SEL)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SEL
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Oregon to Seoul

Cheapest flights from Oregon to Seoul
Explore the most affordable flight options available from Oregon to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Gotogate deal was found by Cheapflights users on 2/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/123:15 pm
PDX
-
ICN
1 stop32h 50m
Multiple Airlines
Wed 4/228:40 pm
ICN
-
PDX
2 stops28h 30m
Multiple Airlines
Deal found 2/3$767
This Gotogate deal was found by Cheapflights users on 2/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:10 am
PDX
-
ICN
2 stops19h 10m
Multiple Airlines
Wed 10/218:40 pm
ICN
-
PDX
2 stops28h 51m
Multiple Airlines
Deal found 2/1$769
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/59:10 am
PDX
-
ICN
1 stop16h 25m
Multiple Airlines
Thu 2/198:35 pm
ICN
-
PDX
1 stop20h 09m
Multiple Airlines
Deal found 2/3$809
This Kiwi.com deal was found by Cheapflights users on 1/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:00 am
PDX
-
ICN
1 stop19h 35m
Multiple Airlines
Sat 3/78:35 pm
ICN
-
PDX
1 stop14h 30m
Multiple Airlines
Deal found 1/31$816
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/189:30 am
PDX
-
ICN
1 stop16h 05m
Multiple Airlines
Mon 3/28:35 pm
ICN
-
PDX
1 stop13h 08m
Multiple Airlines
Deal found 2/3$827
This Expedia deal was found by Cheapflights users on 2/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/58:30 am
BOI
-
ICN
1 stop18h 05m
Multiple Airlines
Sun 3/158:35 pm
ICN
-
BOI
1 stop17h 05m
Multiple Airlines
Deal found 2/2$827
This Gotogate deal was found by Cheapflights users on 2/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:45 pm
PDX
-
ICN
1 stop28h 20m
Multiple Airlines
Thu 5/148:40 pm
ICN
-
PDX
2 stops28h 50m
Multiple Airlines
Deal found 2/2$828
This Alaska Airlines deal was found by Cheapflights users on 2/2. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/155:45 am
MFR
-
ICN
1 stop19h 50m
Multiple Airlines
Thu 2/198:35 pm
ICN
-
MFR
1 stop20h 24m
Multiple Airlines
Deal found 2/2$828
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:42 am
EUG
-
ICN
1 stop19h 53m
Multiple Airlines
Mon 3/168:35 pm
ICN
-
EUG
1 stop16h 56m
Multiple Airlines
Deal found 2/3$828
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/179:19 pm
PDX
-
ICN
1 stop28h 16m
Multiple Airlines
Mon 3/28:35 pm
ICN
-
PDX
1 stop13h 08m
Multiple Airlines
Deal found 2/3$832
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:50 pm
PDX
-
ICN
2 stops41h 35m
Multiple Airlines
Sat 5/166:20 pm
ICN
-
PDX
1 stop18h 28m
Multiple Airlines
Deal found 2/2$834
This Alaska Airlines deal was found by Cheapflights users on 2/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/1510:30 am
PDX
-
ICN
1 stop15h 05m
Multiple Airlines
Thu 3/58:35 pm
ICN
-
PDX
1 stop14h 30m
Multiple Airlines
Deal found 2/3$837

Find flight deals from Oregon to Seoul

Keep the following information in mind while searching for Oregon to Seoul flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$767
(Gotogate)

One-way from

$409
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$915
Provider with most accurate pricing for Portland-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Seoul (SEL) flights.
Search Deals
From Oregon to Seoul (SEL)
Search Deals
One-way flight from Oregon to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Seoul 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 February 3, 2026.
Use the filters below to find and compare flights from Oregon to Seoul that are best for you.

Fly from

Oregon

Fly to

Seoul

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 2/25

7:05 am-6:35 pm

1 stop18h 30m

Incheon Intl

Sat 3/7

8:35 pm-10:41 pm

1 stop19h 06m

$827

MedfordIncheon

MFR - ICN

MFRICN

Medford

Sun 2/15

5:45 am-6:35 pm

1 stop19h 50m

Incheon Intl

Thu 2/19

8:35 pm-11:59 pm

1 stop20h 24m

$828

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Wed 2/18

5:42 am-6:35 pm

1 stop19h 53m

Incheon Intl

Mon 3/16

8:35 pm-11:58 pm

1 stop19h 23m

$828

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 3/1

8:30 am-6:35 pm

1 stop17h 05m

Incheon Intl

Sun 3/8

8:35 pm-8:49 am

1 stop28h 14m

$843

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 5/4

8:30 pm-11:30 am

2 stops23h 00m

Incheon Intl

Thu 5/14

8:05 pm-11:03 pm

2 stops18h 58m

$898

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 2/22

6:28 am-6:35 pm

1 stop20h 07m

Incheon Intl

Thu 2/26

8:35 pm-9:15 pm

1 stop16h 40m

$905

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 4/20

5:49 pm-11:30 am

2 stops25h 41m

Incheon Intl

Mon 5/11

8:05 pm-10:53 pm

2 stops18h 48m

$912

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Sun 3/1

1:29 pm-5:20 am

1 stop22h 51m

Incheon Intl

Tue 3/31

9:00 pm-8:31 pm

1 stop15h 31m

$914

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 3/5

7:15 am-6:35 pm

2 stops19h 20m

Incheon Intl

Sun 3/15

8:35 pm-11:59 pm

1 stop18h 24m

$919

MedfordIncheon

MFR - ICN

MFRICN

Medford

Mon 3/2

6:25 pm-5:40 am

1 stop18h 15m

Incheon Intl

Mon 3/9

5:00 pm-10:58 pm

1 stop21h 58m

$928

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 60 results
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Best time to book a flight from Oregon to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Oregon 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 Oregon to Seoul

What is the cheapest month to book a flight from Oregon to Seoul?

Currently, April is the cheapest month in which you can book a flight from Oregon to Seoul (average of $676). Flying from Oregon to Seoul in June is currently the most expensive (average of $986). 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 Oregon to Seoul?

Related info for your journey

Find useful and relevant information for your journey from Oregon to Seoul. 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 Oregon to Seoul?

    There are many flights that can get you from Oregon to Seoul in 18h 15m. Fly via United Airlines, Delta, or Japan Airlines to get the fastest option. There are 5407 mi between Oregon and Seoul. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Oregon to Seoul one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $432. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from Oregon to Seoul for a low price.

  • What are the most popular routes from Oregon to Seoul?

    The most popular route from Oregon to Seoul is Portland - Incheon Intl. You may also consider Portland - Seoul Gimpo Intl or Boise Air Term. Gowen Fld - Incheon Intl.

  • Can I find deals for flights from Oregon to Seoul that include hotel bookings?

    Yes. In addition to deals on Oregon to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Seoul?

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

  • Can I find deals for business class flights from Oregon to Seoul?

    Yes. Cheapflights offers flight deals from Oregon to Seoul 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 Oregon to Seoul?

    Currently, April is the cheapest month in which you can book a flight from Oregon to Seoul (average of $676). Flying from Oregon to Seoul in June is currently the most expensive (average of $986). 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

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Alternative routes for Oregon to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Atlanta to Gimpo Intl flights
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Portland to Incheon Intl flights
Reagan-National to Gimpo Intl flights
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Salt Lake City to Incheon Intl flights
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Top 6 airlines flying from Oregon to Seoul

Discover the top 6 airlines that operate flights from Oregon to Seoul. 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$802Average$1,084FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$815Average$966FlexibilityNo cancel feeOn-time75%
DeltaCheapest$849Average$1,291FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$881Average$1,090FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$912Average$1,126FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,086Average$1,516FlexibilityNo cancel feeOn-time81%

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