HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Korea

$398+ 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ICN
Aug 26 — Sep 21
Tue 8/26
Tue 9/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oregon to South Korea with Cheapflights

1. Tell us where you want to go

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 August 21, 2025.

Round-trip from

$791
(Alaska Airlines)

One-way from

$398
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,140
From Oregon to South Korea
Search Deals
One-way flight from Oregon to South Korea
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($239 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find 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 August 21, 2025.

This Alaska Airlines deal was found by Cheapflights users on 8/20. 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.
Mon 9/17:34 pmPDX - ICN
2 stops31h 26mAlaska Airlines
Fri 9/59:25 pmICN - PDX
2 stops31h 02mAlaska Airlines
Deal found 8/20$791
This Air Canada deal was found by Cheapflights users on 8/21. 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.
Thu 10/29:55 amPDX - ICN
1 stop14h 10mMultiple Airlines
Sat 10/189:45 amICN - PDX
2 stops25h 01mMultiple Airlines
Deal found 8/21$815
This CheapOair deal was found by Cheapflights users on 8/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3010:00 amPDX - ICN
1 stop14h 05mAir Canada
Thu 10/95:45 pmICN - PDX
1 stop13h 01mAir Canada
Deal found 8/20$828
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/305:08 pmPDX - ICN
2 stops33h 37mMultiple Airlines
Mon 11/106:55 pmICN - PDX
1 stop14h 55mMultiple Airlines
Deal found 8/21$831
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 8/307:34 pmPDX - ICN
2 stops31h 26mAlaska Airlines
Sat 9/69:25 pmICN - PDX
1 stop17h 15mAlaska Airlines
Deal found 8/21$841
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/111:59 pmPDX - ICN
1 stop23h 31mAmerican Airlines
Sat 9/135:25 pmICN - PDX
1 stop20h 02mAmerican Airlines
Deal found 8/21$842
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/1411:00 pmPDX - ICN
1 stop24h 30mMultiple Airlines
Sun 9/215:25 pmICN - PDX
1 stop20h 11mMultiple Airlines
Deal found 8/21$848
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/1511:42 amPDX - ICN
1 stop35h 48mAmerican Airlines
Wed 10/155:45 pmICN - PDX
1 stop20h 02mAmerican Airlines
Deal found 8/21$849
This Hawaiian Airlines deal was found by Cheapflights users on 8/21. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/305:55 pmPDX - ICN
1 stop33h 05mHawaiian Airlines
Sat 9/69:25 pmICN - PDX
1 stop17h 15mHawaiian Airlines
Deal found 8/21$853
This American Airlines deal was found by Cheapflights users on 8/20. 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 9/302:06 pmPDX - ICN
1 stop33h 24mAmerican Airlines
Thu 10/95:45 pmICN - PDX
2 stops22h 13mAmerican Airlines
Deal found 8/20$860
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 11/47:05 amPDX - ICN
2 stops48h 40mMultiple Airlines
Mon 11/176:55 pmICN - PDX
1 stop18h 55mMultiple Airlines
Deal found 8/20$861
This American Airlines deal was found by Cheapflights users on 8/20. 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 9/17:21 amPDX - GMP
2 stops18h 39mMultiple Airlines
Tue 9/167:55 amGMP - PDX
2 stops21h 29mMultiple Airlines
Deal found 8/20$880

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 August 21, 2025.
Use the filters below to find and compare flights from Oregon to South Korea that are best for you.

Fly from

Oregon

Fly to

South Korea

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/1

7:34 pm-7:00 pm

2 stops31h 26m

Incheon Intl

Fri 9/5

9:25 pm-12:27 pm

2 stops31h 02m

$791

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 10/2

9:55 am-4:05 pm

1 stop14h 10m

Incheon Intl

Sat 10/18

9:45 am-6:46 pm

2 stops25h 01m

$815

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/30

10:00 am-4:05 pm

1 stop14h 05m

Incheon Intl

Thu 10/9

5:45 pm-2:46 pm

1 stop13h 01m

$828

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/30

5:08 pm-6:45 pm

2 stops33h 37m

Incheon Intl

Mon 11/10

6:55 pm-4:50 pm

1 stop14h 55m

$831

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 10/19

11:59 pm-3:30 pm

1 stop23h 31m

Incheon Intl

Fri 10/24

5:45 pm-9:47 pm

1 stop20h 02m

$842

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/1

11:59 pm-3:30 pm

1 stop23h 31m

Incheon Intl

Fri 9/5

5:25 pm-9:27 pm

1 stop20h 02m

$842

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/1

11:59 pm-3:30 pm

1 stop23h 31m

Incheon Intl

Tue 9/16

5:25 pm-9:27 pm

1 stop20h 02m

$842

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/1

11:59 pm-3:30 pm

1 stop23h 31m

Incheon Intl

Sat 9/13

5:25 pm-9:27 pm

1 stop20h 02m

$842

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 9/1

7:21 am-9:50 pm

2 stops22h 29m

Seoul Gimpo Intl

Fri 9/5

7:55 am-2:23 pm

2 stops22h 28m

$880

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 9/1

7:40 am-6:00 pm

2 stops18h 20m

Seoul Gimpo Intl

Tue 9/16

7:55 am-1:24 pm

2 stops21h 29m

$880

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 51 results
1
2
3
...
6

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, February is the cheapest month in which you can book a flight from Oregon to South Korea (average of $992). Flying from Oregon to South Korea in December is currently the most expensive (average of $1,635). 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.

What is the cheapest time of day to fly from OR to KR?

Find hourly flight availability from Oregon to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to South Korea as you normally would.

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 14h 05m. The distance between Oregon and South Korea is about 5273 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 Japan Airlines, which is currently one of the cheapest options available, starting at $561. Alaska Airlines flights start at $576 while deals on Delta start at $638 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, February is the cheapest month in which you can book a flight from Oregon to South Korea (average of $992). Flying from Oregon to South Korea in December is currently the most expensive (average of $1,635). 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.

Alternative routes for Oregon to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Haneda flights
Los Angeles to Narita flights
John F Kennedy Intl to Haneda flights
Newark to Haneda flights
Newark to Narita flights
San Francisco to Haneda flights
Seattle to Narita flights
Los Angeles to Manila flights
San Francisco to Narita flights
Los Angeles to Suvarnabhumi flights
John F Kennedy Intl to Suvarnabhumi flights
John F Kennedy Intl to Narita flights
John F Kennedy Intl to New Delhi flights
Seattle to Haneda flights
Newark to New Delhi flights
San Francisco to New Delhi flights
San Francisco to Manila flights
John F Kennedy Intl to Mumbai flights
Los Angeles to Taiwan Taoyuan Intl flights
LaGuardia to Haneda flights
John F Kennedy Intl to Ahmedabad flights
Dallas/Fort Worth to Narita flights
Newark to Suvarnabhumi flights
John F Kennedy Intl to Taiwan Taoyuan Intl flights
LaGuardia to Narita flights
Dulles Intl to Haneda flights
O'Hare Intl to Suvarnabhumi flights
Boston to Narita flights
John F Kennedy Intl to Hong Kong flights
Dallas/Fort Worth to Haneda flights
San Francisco to Hong Kong flights
San Francisco to Mumbai flights
Los Angeles to Incheon Intl flights
Dallas/Fort Worth to Suvarnabhumi flights
O'Hare Intl to Narita flights
Ontario to Narita flights
Newark to Ahmedabad flights
John F Kennedy Intl to Incheon Intl flights
Dulles Intl to Suvarnabhumi flights
Seattle to Suvarnabhumi flights
San Francisco to Suvarnabhumi flights
LaGuardia to Suvarnabhumi flights
O'Hare Intl to Haneda flights
Hobby to Haneda flights
John F Kennedy Intl to Manila flights
Newark to Mumbai flights
San Francisco to Taiwan Taoyuan Intl flights
Los Angeles to Ho Chi Minh City flights
Atlanta to Haneda flights
LaGuardia to New Delhi flights

Top 7 airlines flying from Oregon to South Korea

Discover the top 7 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 August 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$767Average$1,322FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$809Average$1,088FlexibilityNo cancel feeOn-time67%
China EasternCheapest$822Average$842FlexibilityNo cancel feeOn-time62%
DeltaCheapest$849Average$1,175FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$877Average$1,232FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$912Average$1,126FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,082Average$1,579FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.