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$420+ Cheap flights from Seoul (SEL) 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — PDX
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Seoul to Oregon

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

Round-trip from

$506
(WhyPayMore)

One-way from

$420
(Kiwi.com)

Popular in

October

Cheapest in

May

Average price

$1,310
From Seoul (SEL) to Oregon
Search Deals
One-way flight from Seoul (SEL) to Oregon
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Highest demand for flights based on searches. 16% potential increase in price ($193 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Seoul to Oregon

Cheapest flights from Seoul to Oregon
Explore the most affordable flight options available from Seoul to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This WhyPayMore 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/109:25 pmICN - PDX
1 stop17h 05mHawaiian Airlines
Sun 10/1910:35 amPDX - ICN
1 stop16h 00mHawaiian Airlines
Deal found 7/30$506
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.
Sun 12/288:35 pmICN - PDX
1 stop19h 21mAlaska Airlines
Fri 1/167:40 amPDX - ICN
1 stop17h 55mAlaska Airlines
Deal found 7/30$539
This United Airlines deal was found by Cheapflights users on 7/27. 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 11/176:00 pmICN - PDX
2 stops35h 13mUnited Airlines
Sun 11/2311:59 pmPDX - ICN
2 stops36h 41mUnited Airlines
Deal found 7/27$557
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1011:30 amICN - EUG
1 stop22h 20mUnited Airlines
Tue 9/301:57 pmEUG - ICN
1 stop22h 23mUnited Airlines
Deal found 7/30$622
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:20 pmICN - PDX
1 stop33h 40mDelta
Thu 9/187:15 amPDX - ICN
1 stop17h 15mDelta
Deal found 7/28$623
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:55 pmICN - PDX
1 stop16h 35mAir Canada
Fri 11/219:50 amPDX - ICN
1 stop14h 20mAir Canada
Deal found 7/30$674
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:10 amICN - PDX
2 stops27h 20mMultiple Airlines
Fri 11/219:50 amPDX - ICN
1 stop14h 20mMultiple Airlines
Deal found 7/30$681
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/202:00 pmGMP - PDX
2 stops16h 46mMultiple Airlines
Mon 9/2910:00 amPDX - GMP
2 stops19h 35mMultiple Airlines
Deal found 7/30$927
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/247:45 amGMP - PDX
2 stops27h 45mANA
Thu 2/59:50 amPDX - GMP
2 stops39h 45mANA
Deal found 7/28$1,026
This Japan 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1012:05 pmGMP - PDX
2 stops17h 45mJapan Airlines
Thu 10/1610:35 amPDX - GMP
2 stops19h 15mJapan Airlines
Deal found 7/30$1,030
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.
Wed 8/69:25 pmICN - EUG
2 stops42h 36mAlaska Airlines
Sun 8/175:48 pmEUG - ICN
2 stops57h 12mAlaska Airlines
Deal found 7/30$1,267
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/810:05 pmICN - EUG
1 stop17h 53mMultiple Airlines
Wed 8/131:30 pmEUG - ICN
2 stops23h 20mMultiple Airlines
Deal found 7/30$1,390

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul 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 July 30, 2025.
Use the filters below to find and compare flights from Seoul to Oregon that are best for you.

Fly from

Seoul

Fly to

Oregon

Route

Depart

Return

Price

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 10/10

9:25 pm-10:30 pm

1 stop17h 05m

Portland

Sun 10/19

10:35 am-6:35 pm

1 stop16h 00m

$506

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-10:56 pm

1 stop19h 21m

Portland

Fri 1/16

7:40 am-6:35 pm

1 stop17h 55m

$539

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 11/17

6:00 pm-12:13 pm

2 stops35h 13m

Portland

Sun 11/23

11:59 pm-5:40 am

2 stops36h 41m

$557

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Wed 9/10

11:30 am-5:50 pm

1 stop22h 20m

Eugene

Tue 9/30

1:57 pm-4:20 am

1 stop22h 23m

$622

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 9/11

7:20 pm-1:00 pm

1 stop33h 40m

Portland

Thu 9/18

7:15 am-4:30 pm

1 stop17h 15m

$623

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 11/19

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Fri 11/21

9:50 am-5:10 pm

1 stop14h 20m

$674

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Sat 9/20

2:00 pm-2:46 pm

2 stops16h 46m

Portland

Mon 9/29

10:00 am-9:35 pm

2 stops19h 35m

$927

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Mon 11/24

7:45 am-6:30 pm

2 stops27h 45m

Portland

Thu 2/5

9:50 am-6:35 pm

2 stops39h 45m

$1,026

SeoulPortland

GMP - PDX

GMPPDX

Seoul Gimpo Intl

Fri 10/10

12:05 pm-1:50 pm

2 stops17h 45m

Portland

Thu 10/16

10:35 am-9:50 pm

2 stops19h 15m

$1,030

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Sun 8/10

10:05 pm-11:58 pm

1 stop17h 53m

Eugene

Fri 8/15

12:45 pm-4:50 am

2 stops24h 05m

$1,390

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 28 results
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2
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Best time to book a flight from Seoul to Oregon

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

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

Currently, November is the cheapest month in which you can book a flight from Seoul to Oregon (average of $277). Flying from Seoul to Oregon in March is currently the most expensive (average of $368). 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 SEL to OR?

Find hourly flight availability from Seoul 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 July 30, 2025.

When flying from Seoul to Oregon, 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 Seoul to Oregon?

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 July 30, 2025.
Get a feel of what it's like to fly with EVA Air, ANA, and Korean Air from Seoul to Oregon by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,222 reviews

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

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

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

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

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

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

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

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

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

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

Entertainment

8.0

Food

8.1

Overall

8.4

Crew

8.6

Boarding

8.4

Comfort

8.3

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 Seoul to Oregon. 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 Seoul to Oregon one-way?

    One-way options have recently been found by users for as low as $518 on Alaska Airlines. Other airlines that offer cheap prices include Asiana Airlines from $571 and EVA Air from $626 one-way.

  • What are the most popular routes from Seoul to Oregon?

    When deciding which route to take from Seoul to Oregon consider Incheon Intl - Portland, Seoul Gimpo Intl - Portland or Incheon Intl - Eugene as they are the most popular.

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

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

  • How can I find direct flights from Seoul to Oregon?

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

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

    Yes. Cheapflights offers flight deals from Seoul 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 Seoul to Oregon?

    Currently, November is the cheapest month in which you can book a flight from Seoul to Oregon (average of $277). Flying from Seoul to Oregon in March is currently the most expensive (average of $368). 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 Seoul 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 Seoul to Oregon

Discover the top 3 airlines that operate flights from Seoul 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 July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$474Average$818FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$708Average$937FlexibilityNo cancel feeOn-time81%
DeltaCheapest$708Average$1,102FlexibilityNo cancel feeOn-timeN/A

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