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$395+ Cheap flights from Oregon to South Korea

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ICN
May 19 — May 261
Tue 5/19
Tue 5/26
1 adult, Economy
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Cheap flight deals from Oregon to South Korea

Cheapest flights from Oregon to South Korea
Explore the most affordable flight options available from Oregon to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 19, 2026.

This FlightHub deal was found by Cheapflights users on 4/16. 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.
Fri 8/217:00 am
PDX
-
ICN
2 stops31h 00m
Multiple Airlines
Tue 9/18:30 pm
ICN
-
PDX
2 stops53h 39m
Multiple Airlines
Deal found 4/16$874
This Expedia deal was found by Cheapflights users on 4/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:45 pm
PDX
-
ICN
1 stop28h 20m
Air Canada
Thu 10/155:45 pm
ICN
-
PDX
1 stop17h 21m
Air Canada
Deal found 4/14$907
This FlightHub deal was found by Cheapflights users on 4/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:45 pm
PDX
-
ICN
1 stop28h 20m
Air Canada
Wed 10/145:45 pm
ICN
-
PDX
1 stop17h 21m
Air Canada
Deal found 4/14$917
This Priceline deal was found by Cheapflights users on 4/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:45 pm
PDX
-
ICN
1 stop28h 20m
Multiple Airlines
Thu 10/152:40 pm
ICN
-
PDX
2 stops20h 26m
Multiple Airlines
Deal found 4/14$939
This Travelocity deal was found by Cheapflights users on 4/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:45 pm
PDX
-
ICN
1 stop28h 20m
Air Canada
Tue 10/65:45 pm
ICN
-
PDX
1 stop13h 06m
Air Canada
Deal found 4/19$945
This Kiwi.com deal was found by Cheapflights users on 4/16. 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.
Wed 5/139:46 pm
PDX
-
ICN
1 stop31h 54m
Multiple Airlines
Tue 5/199:50 am
ICN
-
PDX
2 stops22h 53m
Multiple Airlines
Deal found 4/16$952
This FlightHub deal was found by Cheapflights users on 4/19. 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.
Sun 5/107:45 pm
PDX
-
ICN
1 stop28h 20m
Air Canada
Mon 6/85:45 pm
ICN
-
PDX
1 stop31h 45m
Air Canada
Deal found 4/19$955
This FlightHub deal was found by Cheapflights users on 4/19. 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.
Sun 9/203:30 pm
PDX
-
ICN
1 stop32h 35m
Multiple Airlines
Mon 10/57:35 pm
ICN
-
PDX
2 stops35h 16m
Multiple Airlines
Deal found 4/19$961
This Air Canada deal was found by Cheapflights users on 4/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:45 pm
PDX
-
ICN
2 stops26h 20m
Multiple Airlines
Tue 10/205:45 pm
ICN
-
PDX
1 stop13h 06m
Multiple Airlines
Deal found 4/18$972
This FlightHub deal was found by Cheapflights users on 4/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:30 pm
PDX
-
ICN
1 stop32h 35m
Air Canada
Thu 10/155:45 pm
ICN
-
PDX
1 stop17h 21m
Air Canada
Deal found 4/14$977
This Priceline deal was found by Cheapflights users on 4/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/43:30 pm
PDX
-
ICN
1 stop32h 35m
Multiple Airlines
Thu 6/42:40 pm
ICN
-
PDX
2 stops20h 30m
Multiple Airlines
Deal found 4/17$979
This Air Canada deal was found by Cheapflights users on 4/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/277:45 pm
PDX
-
ICN
1 stop28h 20m
Air Canada
Sat 10/105:45 pm
ICN
-
PDX
1 stop17h 21m
Air Canada
Deal found 4/15$987

Find flight deals from Oregon to South Korea

Keep the following information in mind while searching for Oregon to South Korea flight deals. Data was last updated April 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$874
(FlightHub)

One-way from

$395
(oojo)

Popular in

June

Cheapest in

February

Average price

$920
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 South Korea
Search Deals
One-way flight from Oregon to South Korea
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($214 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to South Korea 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 April 19, 2026.
Use the filters below to find and compare flights from Oregon to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Wed 8/19

6:47 pm-4:30 am

1 stop18h 43m

Incheon Intl

Sun 8/23

9:20 pm-12:33 pm

1 stop30h 13m

$1,198

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Wed 9/16

6:15 am-4:50 pm

1 stop18h 35m

Incheon Intl

Wed 9/30

7:00 pm-5:11 pm

1 stop14h 11m

$1,227

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Mon 9/14

1:18 pm-5:05 pm

2 stops35h 47m

Incheon Intl

Tue 10/13

1:20 am-9:10 pm

2 stops35h 50m

$1,254

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Thu 7/9

6:00 am-3:00 pm

1 stop17h 00m

Incheon Intl

Wed 9/2

4:50 pm-3:28 pm

1 stop14h 38m

$1,257

MedfordIncheon

MFR - ICN

MFRICN

Medford

Mon 8/17

5:00 am-4:20 am

2 stops31h 20m

Incheon Intl

Mon 8/31

11:30 am-12:02 pm

1 stop16h 32m

$1,261

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Sat 8/22

9:56 am-5:05 pm

2 stops39h 09m

Incheon Intl

Fri 9/4

1:20 am-5:06 pm

2 stops31h 46m

$1,281

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 4/30

7:05 am-5:30 pm

2 stops42h 25m

Incheon Intl

Fri 5/15

11:45 pm-9:28 pm

2 stops37h 43m

$1,306

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 4/30

7:20 pm-5:15 am

1 stop18h 55m

Incheon Intl

Sun 5/3

9:20 pm-11:01 pm

1 stop16h 41m

$1,315

MedfordIncheon

MFR - ICN

MFRICN

Medford

Mon 8/24

6:00 am-3:00 pm

1 stop17h 00m

Incheon Intl

Thu 9/10

4:50 pm-10:41 pm

1 stop21h 51m

$1,317

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 10/12

6:59 pm-3:00 pm

2 stops28h 01m

Incheon Intl

Tue 11/3

6:00 pm-6:31 pm

1 stop17h 31m

$1,321

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/18

Showing 1-10 of 55 resultsSorted by cheapest first
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Best time to book a flight from Oregon to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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 South Korea

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

Currently, January is the cheapest month in which you can book a flight from Oregon to South Korea (average of $161). Flying from Oregon to South Korea in July is currently the most expensive (average of $1,103). 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.

Related info for your journey

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

    Departing from Oregon to South Korea will take you 18h 35m. The distance between Oregon and South Korea is about 5315 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Allegiant Air, which is currently one of the cheapest options available, starting at $59. Frontier flights start at $92 while deals on Delta start at $109 one-way.

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

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

  • How can I find direct flights from Oregon to South Korea?

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

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

    Yes. Cheapflights offers flight deals from Oregon to South Korea 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 South Korea?

    Currently, January is the cheapest month in which you can book a flight from Oregon to South Korea (average of $161). Flying from Oregon to South Korea in July is currently the most expensive (average of $1,103). 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

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 6 airlines flying from Oregon to South Korea

Discover the top 6 airlines that operate flights from Oregon to South Korea. 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 April 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$791Average$1,126FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$815Average$988FlexibilityNo cancel feeOn-time75%
DeltaCheapest$849Average$1,273FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$881Average$1,139FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$910Average$1,090FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,082Average$1,464FlexibilityNo cancel feeOn-time81%

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