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$390+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — PDX
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$578
(Hanatour)

One-way from

$390
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$1,260
Provider with most accurate pricing for Seoul (SEL)-Portland flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Portland flights.
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From Seoul (SEL) to Oregon
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One-way flight from Seoul (SEL) to Oregon
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Highest demand for flights based on searches. 21% potential increase in price ($251 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 30, 2025.

This Hanatour 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/198:35 pmICN - PDX
1 stop20h 37mHawaiian Airlines
Fri 12/261:51 pmPDX - ICN
1 stop35h 44mHawaiian Airlines
Deal found 10/30$441
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:55 pmICN - PDX
1 stop31h 20mAir Canada
Fri 12/59:50 amPDX - ICN
1 stop14h 20mAir Canada
Deal found 10/30$613
This Delta deal was found by Cheapflights users on 10/29. 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.
Wed 12/178:05 pmICN - PDX
1 stop19h 35mDelta
Sat 2/285:45 pmPDX - ICN
1 stop29h 45mDelta
Deal found 10/29$620
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/248:05 pmICN - PDX
1 stop13h 19mDelta
Wed 1/147:10 amPDX - ICN
1 stop16h 20mDelta
Deal found 10/30$622
This Delta deal was found by Cheapflights users on 10/29. 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.
Mon 12/158:05 pmICN - PDX
1 stop15h 45mDelta
Tue 12/307:30 pmPDX - ICN
1 stop28h 00mDelta
Deal found 10/29$623
This Alaska Airlines 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 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 43mAlaska Airlines
Fri 1/167:38 pmPDX - ICN
1 stop29h 57mAlaska Airlines
Deal found 10/30$625
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/77:15 pmICN - PDX
1 stop21h 11mAmerican Airlines
Sun 11/3012:59 amPDX - ICN
1 stop22h 46mAmerican Airlines
Deal found 10/29$626
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 pmICN - PDX
2 stops33h 01mUnited Airlines
Wed 1/147:00 amPDX - ICN
2 stops29h 40mUnited Airlines
Deal found 10/30$648
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:15 pmICN - PDX
1 stop32h 55mAmerican Airlines
Sun 11/308:32 pmPDX - ICN
2 stops27h 13mAmerican Airlines
Deal found 10/30$649
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/77:15 pmICN - PDX
1 stop21h 11mMultiple Airlines
Mon 12/19:48 pmPDX - ICN
2 stops25h 57mMultiple Airlines
Deal found 10/29$696
This Ovago deal was found by Cheapflights users on 10/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:00 amGMP - PDX
2 stops25h 50mJapan Airlines
Tue 12/307:15 amPDX - GMP
2 stops21h 50mJapan Airlines
Deal found 10/29$2,036
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:50 amGMP - PDX
2 stops22h 57mMultiple Airlines
Sat 12/209:45 pmPDX - GMP
2 stops31h 20mMultiple Airlines
Deal found 10/29$2,867

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 October 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

Wed 4/1

8:35 pm-10:21 pm

1 stop17h 46m

Portland

Wed 4/15

11:30 am-6:35 pm

1 stop15h 05m

$592

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 11/26

6:55 pm-9:15 am

1 stop31h 20m

Portland

Fri 12/5

9:50 am-5:10 pm

1 stop14h 20m

$613

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 12/23

8:05 pm-9:59 pm

1 stop18h 54m

Portland

Tue 1/13

5:23 am-4:30 pm

1 stop18h 07m

$620

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 12/17

8:05 pm-10:40 pm

1 stop19h 35m

Portland

Sat 2/28

5:45 pm-4:30 pm

1 stop29h 45m

$620

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 12/15

8:05 pm-6:50 pm

1 stop15h 45m

Portland

Tue 12/30

7:30 pm-4:30 pm

1 stop28h 00m

$623

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 12/23

6:00 pm-10:01 am

2 stops33h 01m

Portland

Tue 1/13

1:24 pm-5:40 am

2 stops23h 16m

$648

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/7

6:55 pm-2:40 pm

1 stop12h 45m

Portland

Fri 2/13

7:00 pm-4:00 pm

1 stop28h 00m

$683

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 2/12

8:05 pm-8:47 pm

1 stop17h 42m

Portland

Mon 2/16

9:10 am-4:30 pm

1 stop14h 20m

$690

IncheonMedford

ICN - MFR

ICNMFR

Incheon Intl

Fri 2/13

8:05 pm-11:09 pm

1 stop20h 04m

Medford

Mon 2/16

11:24 am-4:30 pm

1 stop36h 06m

$690

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Fri 2/13

8:05 pm-11:14 pm

1 stop20h 09m

Eugene

Mon 2/16

5:30 pm-4:30 pm

1 stop30h 00m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 44 results
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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 $352). Flying from Seoul to Oregon in January is currently the most expensive (average of $822). 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 October 30, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% on flights from Seoul to Oregon by exploring options for tickets in the morning.

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 October 30, 2025.
Get a feel of what it's like to fly with Korean Air, Delta, and Air Canada 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.
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Entertainment

8.2

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
1,155 reviews
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Entertainment

8.2

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
7,996 reviews
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Entertainment

8.2

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
10,380 reviews
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Entertainment

8.2

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 Seoul 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 Seoul to Oregon?

    Alaska Airlines, Air Canada, and Delta can get you from Seoul to Oregon in just under 17h 46m. Your travel time can differ by up to 13h 34m. The distance from Seoul to Oregon is about 5273 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $352). Flying from Seoul to Oregon in January is currently the most expensive (average of $822). 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

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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$474Average$818FlexibilityNo cancel feeOn-time67%
DeltaCheapest$698Average$1,094FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$706Average$937FlexibilityNo cancel feeOn-time81%

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