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$388+ 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 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — PDX
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Delta deal was found by Cheapflights users on 12/18. 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 12/188:05 pmICN - PDX
1 stop21h 10mDelta
Mon 3/25:30 amPDX - ICN
1 stop18h 00mDelta
Deal found 12/18$597
This Delta deal was found by Cheapflights users on 12/17. 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 stop29h 23mDelta
Sat 2/281:27 pmPDX - ICN
1 stop34h 03mDelta
Deal found 12/17$598
This Kiwi.com deal was found by Cheapflights users on 12/17. 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 12/268:35 pmICN - PDX
1 stop13h 00mMultiple Airlines
Fri 1/21:51 pmPDX - ICN
1 stop35h 44mMultiple Airlines
Deal found 12/17$607
This Alaska Airlines deal was found by Cheapflights users on 12/18. 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 stop20h 37mMultiple Airlines
Sun 12/285:10 amPDX - ICN
1 stop20h 25mMultiple Airlines
Deal found 12/18$615
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 24mMultiple Airlines
Fri 1/165:35 pmPDX - ICN
1 stop32h 00mMultiple Airlines
Deal found 12/16$626
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/2612:45 pmICN - PDX
2 stops27h 14mUnited Airlines
Fri 1/27:45 pmPDX - ICN
1 stop27h 30mUnited Airlines
Deal found 12/17$695
This Air Canada deal was found by Cheapflights users on 12/17. 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.
Wed 12/175:55 pmICN - PDX
1 stop13h 45mMultiple Airlines
Sat 2/287:57 pmPDX - ICN
2 stops28h 13mMultiple Airlines
Deal found 12/17$753
This Japan Airlines deal was found by Cheapflights users on 12/17. 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 12/268:00 amGMP - PDX
2 stops26h 11mMultiple Airlines
Fri 1/27:15 amPDX - GMP
2 stops21h 50mMultiple Airlines
Deal found 12/17$1,537

Find flight deals from Seoul to Oregon

Keep the following information in mind while searching for Seoul to Oregon flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$587
(American Airlines)

One-way from

$388
(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 Seoul (SEL) to Oregon
Search Deals
One-way flight from Seoul (SEL) 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 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 December 18, 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

Thu 2/19

7:15 pm-6:09 pm

1 stop39h 54m

Portland

Mon 3/2

2:05 pm-4:45 pm

1 stop33h 40m

$587

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 2/1

8:35 pm-5:59 pm

1 stop14h 24m

Portland

Fri 2/6

5:35 pm-6:35 pm

1 stop32h 00m

$596

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 2/20

7:15 pm-10:47 am

2 stops32h 32m

Portland

Mon 3/2

2:05 pm-4:45 pm

1 stop33h 40m

$596

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 2/20

8:05 pm-8:55 pm

1 stop17h 50m

Portland

Mon 3/2

7:10 am-4:30 pm

1 stop16h 20m

$597

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 2/19

8:05 pm-8:31 am

1 stop29h 26m

Portland

Mon 3/2

9:15 am-4:30 pm

1 stop14h 15m

$600

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 2/23

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Fri 3/6

9:50 am-5:10 pm

1 stop14h 20m

$611

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sat 2/7

8:35 pm-10:46 pm

1 stop19h 11m

Portland

Fri 2/13

6:00 am-6:35 pm

1 stop19h 35m

$615

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-10:59 pm

1 stop19h 24m

Portland

Fri 1/16

5:35 pm-6:35 pm

1 stop32h 00m

$626

IncheonMedford

ICN - MFR

ICNMFR

Incheon Intl

Thu 2/26

6:00 pm-9:18 pm

2 stops20h 18m

Medford

Mon 3/2

2:00 pm-5:40 am

1 stop22h 40m

$661

IncheonEugene

ICN - EUG

ICNEUG

Incheon Intl

Thu 2/26

6:00 pm-9:01 pm

2 stops20h 01m

Eugene

Mon 3/2

6:00 am-5:40 am

1 stop30h 40m

$661

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 46 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 $349). Flying from Seoul 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 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 December 18, 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.

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 December 18, 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
1,186 reviews

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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
8,009 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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
10,534 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

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?

    American Airlines, Hawaiian Airlines, and Delta can get you from Seoul to Oregon in just under 14h 24m. Your travel time can differ by up to 25h 30m. 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 cheapest airlines to fly from Seoul to Oregon one-way?

    One-way options have recently been found by users for as low as $469 on Delta. Other airlines that offer cheap prices include Air Canada from $501 and United Airlines from $549 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 $349). Flying from Seoul 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 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 December 18, 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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