HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Korea

$430+ 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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ICN
Apr 20 — Apr 271
Mon 4/20
Mon 4/27
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

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 March 21, 2026.

This Air Canada deal was found by Cheapflights users on 3/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:45 pm
PDX
-
ICN
1 stop28h 20m
Air Canada
Wed 9/305:45 pm
ICN
-
PDX
1 stop17h 21m
Air Canada
Deal found 3/17$870
This CheapOair deal was found by Cheapflights users on 3/17. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/119:50 am
PDX
-
ICN
1 stop14h 15m
Multiple Airlines
Sat 6/138:40 pm
ICN
-
PDX
2 stops28h 50m
Multiple Airlines
Deal found 3/17$878
This Air Canada deal was found by Cheapflights users on 3/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:05 pm
PDX
-
ICN
2 stops26h 40m
Multiple Airlines
Wed 5/275:45 pm
ICN
-
PDX
1 stop17h 20m
Multiple Airlines
Deal found 3/16$889
This Air Canada deal was found by Cheapflights users on 3/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:50 am
PDX
-
ICN
2 stops17h 20m
Multiple Airlines
Thu 4/235:45 pm
ICN
-
PDX
1 stop12h 55m
Multiple Airlines
Deal found 3/16$892
This CheapOair deal was found by Cheapflights users on 3/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/309:50 am
PDX
-
ICN
1 stop14h 15m
Multiple Airlines
Thu 5/288:40 pm
ICN
-
PDX
2 stops28h 50m
Multiple Airlines
Deal found 3/16$895
This Air Canada deal was found by Cheapflights users on 3/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:45 pm
PDX
-
ICN
2 stops26h 20m
Multiple Airlines
Wed 9/305:45 pm
ICN
-
PDX
1 stop17h 21m
Multiple Airlines
Deal found 3/17$897
This Expedia deal was found by Cheapflights users on 3/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/143:15 pm
PDX
-
ICN
1 stop32h 50m
Air Canada
Tue 4/285:45 pm
ICN
-
PDX
1 stop31h 25m
Air Canada
Deal found 3/19$904
This Air Canada deal was found by Cheapflights users on 3/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:05 pm
PDX
-
ICN
1 stop29h 00m
Air Canada
Mon 6/15:45 pm
ICN
-
PDX
1 stop17h 20m
Air Canada
Deal found 3/17$907
This Air Canada deal was found by Cheapflights users on 3/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:05 pm
PDX
-
ICN
1 stop29h 00m
Multiple Airlines
Sun 5/311:55 am
ICN
-
PDX
2 stops23h 35m
Multiple Airlines
Deal found 3/16$909
This FlightHub deal was found by Cheapflights users on 3/17. 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 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 5/185:45 pm
ICN
-
PDX
1 stop13h 00m
Air Canada
Deal found 3/17$917
This FlightHub deal was found by Cheapflights users on 3/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:30 pm
PDX
-
ICN
2 stops28h 45m
Multiple Airlines
Mon 9/218:35 pm
ICN
-
PDX
2 stops29h 11m
Multiple Airlines
Deal found 3/17$918
This CheapOair deal was found by Cheapflights users on 3/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1910:10 am
PDX
-
ICN
1 stop13h 55m
Multiple Airlines
Wed 6/108:40 pm
ICN
-
PDX
2 stops28h 50m
Multiple Airlines
Deal found 3/16$919

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 March 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$870
(Air Canada)

One-way from

$430
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,221
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. 17% potential increase in price ($238 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 March 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 March 21, 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

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 4/22

7:14 pm-4:20 am

1 stop17h 06m

Incheon Intl

Sun 4/26

11:30 am-2:31 pm

1 stop19h 01m

$1,013

PortlandIncheon

PDX - ICN

PDXICN

Portland

Fri 5/8

7:15 am-3:00 pm

1 stop15h 45m

Incheon Intl

Sun 6/7

4:50 pm-5:44 pm

1 stop16h 54m

$1,050

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 5/6

5:20 am-3:00 pm

1 stop17h 40m

Incheon Intl

Sun 6/7

4:50 pm-5:44 pm

1 stop16h 54m

$1,050

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 5/7

3:59 pm-4:20 am

1 stop20h 21m

Incheon Intl

Sun 6/7

4:50 pm-5:44 pm

1 stop16h 54m

$1,050
Quickest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Fri 4/24

10:42 am-4:50 pm

1 stop14h 08m

Incheon Intl

Sat 5/2

7:00 pm-6:52 pm

1 stop15h 52m

$1,063

MedfordIncheon

MFR - ICN

MFRICN

Medford

Sun 8/23

6:00 am-5:30 pm

1 stop19h 30m

Incheon Intl

Sun 9/6

7:35 pm-5:34 pm

1 stop13h 59m

$1,127

MedfordIncheon

MFR - ICN

MFRICN

Medford

Sun 4/19

5:45 am-6:35 pm

1 stop20h 50m

Incheon Intl

Wed 4/22

7:35 pm-4:59 pm

1 stop13h 24m

$1,127

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Thu 4/9

6:51 pm-4:20 am

1 stop17h 29m

Incheon Intl

Fri 4/17

11:30 am-11:55 am

1 stop16h 25m

$1,127

MedfordIncheon

MFR - ICN

MFRICN

Medford

Sun 8/23

5:00 am-4:20 am

2 stops31h 20m

Incheon Intl

Sun 9/6

11:30 am-12:02 pm

1 stop16h 32m

$1,132

MedfordIncheon

MFR - ICN

MFRICN

Medford

Sun 4/19

5:00 am-4:20 am

2 stops31h 20m

Incheon Intl

Wed 4/22

11:30 am-9:37 pm

2 stops26h 07m

$1,132

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 60 resultsSorted by cheapest first
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, April is the cheapest month in which you can book a flight from Oregon to South Korea (average of $780). Flying from Oregon to South Korea in July is currently the most expensive (average of $1,205). 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 March 21, 2026.

Unlike at noon, when flights are generally more expensive, you can save up to 54% on flights from Oregon to South Korea by exploring options for tickets in the evening.

What is the cheapest day to fly from Oregon to South Korea?

Use this chart to determine the cheapest time to fly round-trip from Oregon to South Korea. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Oregon to South Korea flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 08m. 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 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, April is the cheapest month in which you can book a flight from Oregon to South Korea (average of $780). Flying from Oregon to South Korea in July is currently the most expensive (average of $1,205). 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
Seattle to Haneda flights
John F Kennedy Intl to Narita flights
Los Angeles to Manila flights
Dallas/Fort Worth to Narita flights
Los Angeles to Suvarnabhumi flights
San Francisco to Manila flights
O'Hare Intl to Haneda flights
O'Hare Intl to Narita flights
LaGuardia to Haneda flights
Dallas/Fort Worth to Haneda flights
San Francisco to Narita flights
John F Kennedy Intl to Suvarnabhumi flights
Dulles Intl to Haneda flights
John F Kennedy Intl to Incheon Intl flights
Boston to Narita flights
Newark to New Delhi flights
Los Angeles to Incheon Intl flights
John F Kennedy Intl to Hong Kong flights
San Francisco to Hong Kong flights
John F Kennedy Intl to New Delhi flights
San Francisco to Taiwan Taoyuan Intl flights
Atlanta to Haneda flights
Los Angeles to Taiwan Taoyuan Intl flights
George Bush Intcntl to Haneda flights
Los Angeles to Ho Chi Minh City flights
Ontario to Narita flights
Hobby to Narita flights
Seattle to Suvarnabhumi flights
Dulles Intl to Narita flights
Denver to Narita flights
John F Kennedy Intl to Taiwan Taoyuan Intl flights
San Francisco to Incheon Intl flights
O'Hare Intl to Suvarnabhumi flights
Dallas/Fort Worth to Suvarnabhumi flights
San Francisco to Ho Chi Minh City flights
Dallas/Fort Worth to Incheon Intl flights
Honolulu to Haneda flights
John F Kennedy Intl to Mumbai flights
Seattle to Incheon Intl flights
San Francisco to Suvarnabhumi flights

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 March 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$791Average$1,130FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$815Average$988FlexibilityNo cancel feeOn-time75%
DeltaCheapest$849Average$1,311FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$881Average$1,139FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$910Average$1,093FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,082Average$1,490FlexibilityNo 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.
Site
©2026 Cheapflights