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$359+ Cheap flights from South Korea to Oregon

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PDX
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from South Korea to Oregon

Cheapest flights from South Korea to Oregon
Explore the most affordable flight options available from South Korea to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This WhyPayMore deal was found by Cheapflights users on 12/13. 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.
Fri 12/198:35 pmICN - PDX
1 stop31h 18mHawaiian Airlines
Fri 1/22:56 pmPDX - ICN
1 stop34h 39mHawaiian Airlines
Deal found 12/13$597
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:05 pmICN - PDX
1 stop21h 10mDelta
Sat 2/283:55 pmPDX - ICN
1 stop31h 35mDelta
Deal found 12/15$598
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:35 pmICN - PDX
1 stop20h 37mMultiple Airlines
Sat 1/36:14 amPDX - ICN
1 stop19h 21mMultiple Airlines
Deal found 12/14$602
This Alaska Airlines deal was found by Cheapflights users on 12/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:35 pmICN - PDX
1 stop19h 24mMultiple Airlines
Sun 12/285:10 amPDX - ICN
1 stop20h 25mMultiple Airlines
Deal found 12/15$616
This Alaska Airlines deal was found by Cheapflights users on 12/13. 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.
Sun 12/288:35 pmICN - PDX
1 stop26h 43mMultiple Airlines
Fri 1/161:38 pmPDX - ICN
1 stop35h 57mMultiple Airlines
Deal found 12/13$627
This Alaska Airlines deal was found by Cheapflights users on 12/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:35 pmICN - PDX
2 stops34h 00mMultiple Airlines
Sun 12/286:14 amPDX - ICN
1 stop19h 21mMultiple Airlines
Deal found 12/14$638
This United Airlines deal was found by Cheapflights users on 12/13. 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.
Wed 12/1712:45 pmICN - MFR
1 stop16h 24mUnited Airlines
Tue 1/2012:55 pmMFR - ICN
2 stops34h 20mUnited Airlines
Deal found 12/13$660
This Japan Airlines deal was found by Cheapflights users on 12/14. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2812:05 pmGMP - PDX
2 stops22h 06mMultiple Airlines
Sat 1/39:26 amPDX - GMP
2 stops19h 39mMultiple Airlines
Deal found 12/14$1,533
This FlightHub deal was found by Cheapflights users on 12/14. 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 12/157:45 amGMP - PDX
2 stops27h 45mANA
Sun 12/289:50 amPDX - GMP
2 stops19h 40mANA
Deal found 12/14$1,941
This Qatar Airways deal was found by Cheapflights users on 12/13. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1612:20 amICN - MFR
2 stops36h 46mQatar Airways
Tue 1/206:20 amMFR - ICN
3 stops46h 05mQatar Airways
Deal found 12/13$2,150

Find flight deals from South Korea to Oregon

Keep the following information in mind while searching for South Korea to Oregon flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$588
(Hanatour)

One-way from

$359
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$839
Provider with most accurate pricing for Seoul (SEL)-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Portland flights.
Search Deals
From South Korea to Oregon
Search Deals
One-way flight from South Korea to Oregon
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Korea to Oregon 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 December 15, 2025.
Use the filters below to find and compare flights from South Korea to Oregon that are best for you.

Fly from

South Korea

Fly to

Oregon

Route

Depart

Return

Price

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 2/1

8:35 pm-5:59 pm

1 stop14h 24m

Portland

Fri 2/6

7:38 pm-6:35 pm

1 stop29h 57m

$597

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 12/23

8:05 pm-9:59 pm

1 stop18h 54m

Portland

Tue 1/13

1:30 pm-4:30 pm

1 stop34h 00m

$598

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-12:12 am

1 stop20h 37m

Portland

Sat 1/3

6:14 am-6:35 pm

1 stop19h 21m

$602

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 2/23

6:55 pm-9:15 am

1 stop31h 20m

Portland

Fri 3/6

9:50 am-5:10 pm

1 stop14h 20m

$612

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/21

8:35 pm-10:59 pm

1 stop19h 24m

Portland

Sun 12/28

6:14 am-6:35 pm

1 stop19h 21m

$616

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/7

8:35 pm-8:47 pm

1 stop17h 12m

Portland

Fri 2/13

7:05 am-6:35 pm

1 stop18h 30m

$616

IncheonMedford

ICN - MFR

ICNMFR

Incheon Intl

Thu 2/26

12:45 pm-9:18 pm

2 stops25h 33m

Medford

Mon 3/2

6:25 pm-5:40 am

1 stop18h 15m

$660

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Thu 2/26

6:00 pm-12:16 pm

1 stop35h 16m

Eugene

Mon 3/2

5:00 am-5:40 am

2 stops31h 40m

$660

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Thu 1/29

12:45 pm-11:09 pm

1 stop27h 24m

Eugene

Thu 2/5

5:00 am-4:15 pm

2 stops42h 15m

$661

BusanPortland

PUS - PDX

PUSPDX

Busan Gimhae

Fri 1/30

10:25 am-2:40 pm

2 stops21h 15m

Portland

Thu 2/26

7:05 pm-8:10 am

2 stops44h 05m

$714

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 49 results
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Best time to book a flight from South Korea to Oregon

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

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

Currently, November is the cheapest month in which you can book a flight from South Korea to Oregon (average of $349). Flying from South Korea to Oregon in January is currently the most expensive (average of $820). 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 KR to OR?

Find hourly flight availability from South Korea to Oregon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 62% on flights from South Korea to Oregon by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from South Korea to Oregon. Price data was last updated on December 16, 2024.

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

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated December 15, 2025.
Read through reviews of airlines operating flights from South Korea to Oregon, such as Korean Air, Delta, and Air Canada. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,008 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,525 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

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

    A quick flight from South Korea to Oregon can take about 14h 24m. Hawaiian Airlines provides one of the quickest options available for as low as $597. The distance from South Korea to Oregon 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 South Korea to Oregon one-way?

    $469 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $486 and $549, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from South Korea to Oregon (average of $349). Flying from South Korea to Oregon in January is currently the most expensive (average of $820). 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 South Korea to Oregon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from South Korea to Oregon

Discover the top 3 airlines that operate flights from South Korea to Oregon. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$474Average$741FlexibilityNo cancel feeOn-time67%
DeltaCheapest$635Average$1,094FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$652Average$937FlexibilityNo cancel feeOn-time81%

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