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$321+ 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 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SEL
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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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 November 2, 2025.

This Air Canada deal was found by Cheapflights users on 11/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/177:00 pmPDX - ICN
1 stop29h 10mMultiple Airlines
Thu 11/272:35 pmICN - PDX
2 stops20h 55mMultiple Airlines
Deal found 11/1$769
This flugladen.de deal was found by Cheapflights users on 11/2. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:50 amPDX - ICN
1 stop14h 20mMultiple Airlines
Sat 12/139:20 pmICN - PDX
1 stop14h 10mMultiple Airlines
Deal found 11/2$789
This Kiwi.com deal was found by Cheapflights users on 10/31. 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.
Thu 11/131:21 pmPDX - ICN
2 stops29h 59mMultiple Airlines
Fri 12/56:55 pmICN - PDX
1 stop35h 35mMultiple Airlines
Deal found 10/31$806
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/189:50 amPDX - ICN
2 stops22h 45mMultiple Airlines
Tue 11/259:20 pmICN - PDX
1 stop14h 10mMultiple Airlines
Deal found 10/30$811
This Air Canada deal was found by Cheapflights users on 11/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:50 amPDX - ICN
1 stop14h 20mAir Canada
Tue 1/136:55 pmICN - PDX
1 stop12h 45mAir Canada
Deal found 11/2$813
This Air Canada deal was found by Cheapflights users on 11/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:50 amPDX - ICN
2 stops19h 35mMultiple Airlines
Wed 12/105:55 pmICN - PDX
1 stop17h 35mMultiple Airlines
Deal found 11/2$836
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/293:15 pmPDX - ICN
2 stops29h 20mMultiple Airlines
Sat 12/69:20 pmICN - PDX
1 stop14h 10mMultiple Airlines
Deal found 10/30$841
This Air Canada deal was found by Cheapflights users on 11/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:00 pmPDX - ICN
1 stop29h 10mMultiple Airlines
Thu 11/132:35 pmICN - PDX
2 stops20h 55mMultiple Airlines
Deal found 11/1$857
This Kiwi.com deal was found by Cheapflights users on 10/31. 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.
Fri 11/2810:30 pmPDX - ICN
2 stops30h 05mMultiple Airlines
Fri 12/56:55 pmICN - PDX
1 stop31h 44mMultiple Airlines
Deal found 10/31$858
This American Airlines deal was found by Cheapflights users on 11/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:25 pmBOI - ICN
1 stop35h 20mAmerican Airlines
Thu 11/207:15 pmICN - BOI
1 stop18h 52mAmerican Airlines
Deal found 11/1$923
This United Airlines deal was found by Cheapflights users on 11/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:00 amEUG - ICN
1 stop17h 15mUnited Airlines
Wed 2/2512:45 pmICN - EUG
1 stop16h 31mUnited Airlines
Deal found 11/1$927
This American Airlines deal was found by Cheapflights users on 11/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:58 pmBOI - ICN
2 stops29h 47mAmerican Airlines
Wed 11/197:15 pmICN - BOI
1 stop19h 17mAmerican Airlines
Deal found 11/1$929

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 November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$769
(Air Canada)

One-way from

$321
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,010
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. 17% potential increase in price ($226 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 2, 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

Sun 11/16

7:00 pm-5:10 pm

1 stop29h 10m

Incheon Intl

Tue 12/2

6:55 pm-2:40 pm

1 stop12h 45m

$813

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 1/29

10:00 am-6:35 pm

1 stop16h 35m

Incheon Intl

Sun 2/1

8:35 pm-11:01 pm

1 stop18h 26m

$861

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 11/30

12:59 am-4:45 pm

1 stop22h 46m

Incheon Intl

Wed 12/10

7:15 pm-9:24 pm

1 stop19h 09m

$916

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 11/13

1:25 pm-4:45 pm

1 stop35h 20m

Incheon Intl

Wed 11/19

7:15 pm-10:32 pm

1 stop19h 17m

$923

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Mon 12/8

6:00 am-4:15 pm

1 stop17h 15m

Incheon Intl

Tue 2/24

6:00 pm-11:08 pm

1 stop22h 08m

$927

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Mon 12/8

6:47 pm-5:40 am

1 stop17h 53m

Incheon Intl

Thu 2/26

12:45 pm-12:16 pm

1 stop16h 31m

$927

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Mon 12/8

6:47 pm-5:40 am

1 stop17h 53m

Incheon Intl

Wed 2/25

6:00 pm-9:01 pm

2 stops20h 01m

$932

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Sun 12/7

6:47 pm-4:15 pm

1 stop28h 28m

Incheon Intl

Wed 3/4

12:45 pm-12:16 pm

1 stop16h 31m

$933

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Sun 12/7

6:47 pm-4:15 pm

1 stop28h 28m

Incheon Intl

Tue 2/24

6:00 pm-11:08 pm

1 stop22h 08m

$933

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Fri 1/2

6:41 am-4:15 pm

1 stop16h 34m

Incheon Intl

Sun 3/15

5:00 pm-10:53 pm

1 stop21h 53m

$944

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

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, June is the cheapest month in which you can book a flight from Oregon to Seoul (average of $686). Flying from Oregon to Seoul in August is currently the most expensive (average of $961). 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 November 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Oregon to Seoul in the afternoon. If you’re flexible enough to do this you can expect to save up to 29% on your trip compared to booking a flight in the morning.

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 16h 35m. Fly via Air Canada, Alaska Airlines, or American Airlines to get the fastest option. There are 5598 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 Alaska Airlines, with whom users have recently found tickets for as low as $430. However, be on the lookout for offers from Japan Airlines and Delta, 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, June is the cheapest month in which you can book a flight from Oregon to Seoul (average of $686). Flying from Oregon to Seoul in August is currently the most expensive (average of $961). 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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Top 7 airlines flying from Oregon to Seoul

Discover the top 7 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 November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$767Average$1,292FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$809Average$1,102FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$847Average$1,072FlexibilityNo cancel feeOn-time75%
DeltaCheapest$849Average$1,208FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$877Average$1,197FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$912Average$1,126FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,082Average$1,518FlexibilityNo cancel feeOn-time81%

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