HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seoul

$419+ 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SEL
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oregon to Seoul 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 Seoul

Keep the following information in mind while searching for Oregon to Seoul flight deals. Data was last updated July 30, 2025.

Round-trip from

$720
(Air Canada)

One-way from

$419
(Mytrip)

Popular in

August

Cheapest in

March

Average price

$1,340
From Oregon to Seoul (SEL)
Search Deals
One-way flight from Oregon to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find 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 July 30, 2025.

This Air Canada deal was found by Cheapflights users on 7/29. 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 9/157:40 pmPDX - ICN
1 stop28h 25mMultiple Airlines
Wed 10/159:45 amICN - PDX
2 stops25h 01mMultiple Airlines
Deal found 7/29$720
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 9/47:40 amPDX - ICN
1 stop19h 20mAlaska Airlines
Mon 9/89:25 pmICN - PDX
1 stop17h 15mAlaska Airlines
Deal found 7/30$786
This CheapOair deal was found by Cheapflights users on 7/28. 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.
Mon 9/1510:00 amPDX - ICN
1 stop14h 05mAir Canada
Wed 10/155:45 pmICN - PDX
1 stop13h 01mAir Canada
Deal found 7/28$828
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/17:35 pmPDX - ICN
1 stop16h 45mUnited Airlines
Sun 9/284:50 pmICN - PDX
1 stop23h 38mUnited Airlines
Deal found 7/29$861
This American Airlines deal was found by Cheapflights users on 7/29. 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 10/155:25 pmICN - PDX
1 stop18h 18mAmerican Airlines
Deal found 7/29$868
This WhyPayMore deal was found by Cheapflights users on 7/29. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:36 amPDX - ICN
1 stop15h 59mHawaiian Airlines
Sat 10/188:35 pmICN - PDX
1 stop13h 21mHawaiian Airlines
Deal found 7/29$875
This Tourvis deal was found by Cheapflights users on 7/29. 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 Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/128:42 pmBOI - ICN
1 stop30h 53mHawaiian Airlines
Fri 9/198:35 pmICN - BOI
1 stop18h 33mHawaiian Airlines
Deal found 7/29$903
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 9/121:57 pmBOI - ICN
2 stops34h 33mAmerican Airlines
Fri 9/195:25 pmICN - BOI
1 stop34h 23mAmerican Airlines
Deal found 7/29$913
This Air Canada deal was found by Cheapflights users on 7/29. 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 9/110:05 amPDX - GMP
2 stops19h 30mMultiple Airlines
Tue 9/162:00 pmGMP - PDX
2 stops16h 46mMultiple Airlines
Deal found 7/29$920
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/122:45 pmBOI - ICN
1 stop22h 35mUnited Airlines
Fri 9/194:50 pmICN - BOI
2 stops19h 24mUnited Airlines
Deal found 7/29$926
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Sun 11/95:54 amBOI - ICN
2 stops22h 36mMultiple Airlines
Sun 11/236:55 pmICN - BOI
1 stop19h 45mMultiple Airlines
Deal found 7/28$932
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:30 amEUG - ICN
1 stop18h 00mDelta
Sat 10/187:20 pmICN - EUG
1 stop19h 54mDelta
Deal found 7/29$950

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 July 30, 2025.
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

Mon 9/15

7:40 pm-4:05 pm

1 stop28h 25m

Incheon Intl

Wed 10/15

9:45 am-6:46 pm

2 stops25h 01m

$720

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 9/4

7:40 am-7:00 pm

1 stop19h 20m

Incheon Intl

Mon 9/8

9:25 pm-10:40 pm

1 stop17h 15m

$786

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/15

10:00 am-4:05 pm

1 stop14h 05m

Incheon Intl

Wed 10/15

5:45 pm-2:46 pm

1 stop13h 01m

$828

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/1

7:35 pm-4:20 am

1 stop16h 45m

Incheon Intl

Sun 9/28

4:50 pm-12:28 am

1 stop23h 38m

$861

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/15

11:42 am-3:30 pm

1 stop35h 48m

Incheon Intl

Wed 10/15

5:25 pm-7:43 pm

1 stop18h 18m

$868

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 10/2

10:36 am-6:35 pm

1 stop15h 59m

Incheon Intl

Sat 10/18

8:35 pm-5:56 pm

1 stop13h 21m

$875

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Fri 9/12

8:42 pm-6:35 pm

1 stop30h 53m

Incheon Intl

Fri 9/19

8:35 pm-12:08 am

1 stop18h 33m

$903

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Fri 9/12

1:57 pm-3:30 pm

2 stops34h 33m

Incheon Intl

Fri 9/19

5:25 pm-12:48 pm

1 stop34h 23m

$913

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 9/1

10:05 am-9:35 pm

2 stops19h 30m

Seoul Gimpo Intl

Tue 9/16

2:00 pm-2:46 pm

2 stops16h 46m

$920

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Fri 9/12

2:45 pm-4:20 am

1 stop22h 35m

Incheon Intl

Fri 9/19

4:50 pm-9:14 pm

2 stops19h 24m

$926

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 56 results
1
2
3
...
6

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, February is the cheapest month in which you can book a flight from Oregon to Seoul (average of $998). Flying from Oregon to Seoul 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 SEL?

Find hourly flight availability from Oregon to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

When flying from Oregon to Seoul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Oregon to Seoul?

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown EVA Air, ANA, and Korean Air from Oregon to Seoul. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,222 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.4
Very good
922 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,536 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Asiana Airlines
8.2
Very good
467 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Comfort

8.3

Food

8.1

Entertainment

8.0

Overall

8.4

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

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

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $475. However, be on the lookout for offers from Hawaiian Airlines and Air Canada, 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, February is the cheapest month in which you can book a flight from Oregon to Seoul (average of $998). Flying from Oregon to Seoul 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 Seoul

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Incheon Intl flights
Los Angeles to Incheon Intl flights
Dallas/Fort Worth to Incheon Intl flights
Seattle to Incheon Intl flights
Dulles Intl to Incheon Intl flights
LaGuardia to Incheon Intl flights
John F Kennedy Intl to Gimpo Intl flights
Los Angeles to Gimpo Intl flights
O'Hare Intl to Incheon Intl flights
San Francisco to Incheon Intl flights
Newark to Incheon Intl flights
Boston to Incheon Intl flights
Newark to Gimpo Intl flights
San Francisco to Gimpo Intl flights
Seattle to Gimpo Intl flights
Atlanta to Incheon Intl flights
Hobby to Incheon Intl flights
Love Field to Incheon Intl flights
Ontario to Incheon Intl flights
LaGuardia to Gimpo Intl flights
Dulles Intl to Gimpo Intl flights
Reagan-National to Incheon Intl flights
Baltimore to Incheon Intl flights
Dallas/Fort Worth to Gimpo Intl flights
Honolulu to Incheon Intl flights
San Jose to Incheon Intl flights
Las Vegas to Incheon Intl flights
Oakland to Incheon Intl flights
Minneapolis to Incheon Intl flights
George Bush Intcntl to Incheon Intl flights
O'Hare Intl to Gimpo Intl flights
Santa Ana to Incheon Intl flights
Orlando to Incheon Intl flights
Burbank to Incheon Intl flights
Detroit to Incheon Intl flights
Denver to Incheon Intl flights
Reagan-National to Gimpo Intl flights
Salt Lake City to Incheon Intl flights
Philadelphia to Incheon Intl flights
Baltimore to Gimpo Intl flights
Charlotte to Incheon Intl flights
Raleigh to Incheon Intl flights
Boston to Gimpo Intl flights
Atlanta to Gimpo Intl flights
Midway to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
San Jose to Gimpo Intl flights
Honolulu to Gimpo Intl flights
Las Vegas to Gimpo Intl flights

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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$767Average$1,322FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$809Average$1,090FlexibilityNo cancel feeOn-time67%
DeltaCheapest$849Average$1,250FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$877Average$1,238FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$912Average$1,126FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,084Average$1,522FlexibilityNo 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.