How long is the flight from Oregon to Seoul?

There are many flights that can get you from Oregon to Seoul in 19h 35m. Fly via Alaska Airlines, American Airlines, or United Airlines to get the fastest option. There are 5273 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 $451. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Oregon to Seoul for a low price.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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.

What are the most popular airlines that fly from Oregon to Seoul?

Before booking your flight from Oregon to Seoul check out the most popular airlines for this route: Air Canada, Alaska Airlines or Delta.

How far in advance should I book a flight from Oregon to Seoul?

To save on the cost of your flight from Oregon to Seoul, book at least 52 days before your planned departure. Booking around this time can save you about 15% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $932 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $932.

What is the cheapest month to fly from Oregon to Seoul?

Flights from Oregon to Seoul lean towards being more expensive in June. Prices are generally better when you fly from Oregon to Seoul in February, with the cheapest ticket starting at $826.

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.

$409+ Cheap Flights from Oregon to Seoul

Q: How much does it cost to fly round-trip from Oregon to Seoul?

Airfare is below average for this route at the moment. Oregon to Seoul flights typically cost between $921 and $1,079 in October. The cheapest round-trip price found within the last 3 days was $698 on Multiple Airlines (Oct 6-Oct 15).

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Cheap flight deals from Oregon to Seoul

Round-trip from	$698 (Kiwi.com)
One-way from	$409 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$1,010

From Oregon to Seoul (SEL)

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One-way flight from Oregon to Seoul (SEL)

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Highest demand for flights based on searches. 18% potential increase in price ($247 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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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 September 15, 2025.

Mon 10/611:23 amPDX - ICN

2 stops36h 22mMultiple Airlines

Wed 10/156:20 pmICN - PDX

1 stop14h 34mMultiple Airlines

Deal found 9/14

$698

Mon 10/69:30 pmPDX - ICN

1 stop26h 15mMultiple Airlines

Fri 10/108:45 pmICN - PDX

1 stop32h 20mMultiple Airlines

Deal found 9/14

$706

Mon 10/61:08 pmPDX - ICN

1 stop34h 37mMultiple Airlines

Thu 10/98:35 pmICN - PDX

1 stop15h 53mMultiple Airlines

Deal found 9/14

$712

Mon 10/611:23 amPDX - ICN

2 stops36h 22mMultiple Airlines

Sun 10/129:25 pmICN - PDX

1 stop17h 05mMultiple Airlines

Deal found 9/14

$719

Sat 11/81:21 pmPDX - ICN

1 stop33h 49mMultiple Airlines

Thu 12/118:35 pmICN - PDX

1 stop17h 45mMultiple Airlines

Deal found 9/14

$781

Fri 11/73:26 pmPDX - ICN

2 stops31h 44mMultiple Airlines

Mon 12/88:35 pmICN - PDX

1 stop14h 20mMultiple Airlines

Deal found 9/14

$783

Fri 11/73:26 pmPDX - ICN

2 stops31h 44mMultiple Airlines

Thu 12/118:35 pmICN - PDX

1 stop17h 45mMultiple Airlines

Deal found 9/14

$784

Mon 10/611:23 amPDX - ICN

2 stops36h 22mMultiple Airlines

Mon 10/136:20 pmICN - PDX

1 stop14h 34mMultiple Airlines

Deal found 9/14

$787

Sun 10/1212:43 pmPDX - ICN

2 stops48h 07mMultiple Airlines

Sun 10/268:35 pmICN - PDX

1 stop16h 02mMultiple Airlines

Deal found 9/14

$788

Mon 11/35:41 pmPDX - ICN

2 stops32h 44mMultiple Airlines

Thu 11/68:35 pmICN - PDX

1 stop14h 12mMultiple Airlines

Deal found 9/15

$789

Thu 10/1611:53 amMFR - ICN

1 stop35h 52mMultiple Airlines

Wed 10/226:20 pmICN - MFR

2 stops17h 36mMultiple Airlines

Deal found 9/14

$845

Tue 10/143:52 pmMFR - ICN

2 stops31h 53mMultiple Airlines

Mon 10/208:35 pmICN - MFR

1 stop30h 41mMultiple Airlines

Deal found 9/14

$860

Best flights from Oregon to Seoul
Discover carefully curated flight deals from Oregon to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Sun 11/166:00 amPDX - ICN

1 stop19h 35mAlaska Airlines

Mon 12/18:35 pmICN - PDX

1 stop20h 43mAlaska Airlines

Deal found 9/15

$892

Sat 10/2511:59 pmPDX - ICN

1 stop23h 56mAmerican Airlines

Mon 11/107:15 pmICN - PDX

1 stop21h 11mAmerican Airlines

Deal found 9/15

$892

Sat 10/47:30 amPDX - ICN

1 stop15h 30mUnited Airlines

Fri 10/104:50 pmICN - PDX

2 stops21h 55mUnited Airlines

Deal found 9/15

$897

Tue 10/1412:40 pmEUG - ICN

2 stops35h 05mMultiple Airlines

Thu 10/238:35 pmICN - EUG

1 stop16h 54mMultiple Airlines

Deal found 9/14

$927

Tue 11/189:15 amPDX - ICN

1 stop14h 15mDelta

Wed 12/38:05 pmICN - PDX

1 stop21h 11mDelta

Deal found 9/15

$961

Tue 1/207:00 amPDX - GMP

2 stops22h 05mJapan Airlines

Thu 2/512:05 pmGMP - PDX

2 stops21h 23mJapan Airlines

Deal found 9/14

$1,065

Wed 10/157:00 amPDX - GMP

2 stops37h 50mEVA Air

Wed 10/228:20 pmGMP - PDX

2 stops33h 09mEVA Air

Deal found 9/15

$1,143

Thu 2/269:40 amPDX - ICN

1 stop15h 55mAlaska Airlines

Sat 5/28:35 pmICN - PDX

1 stop16h 08mAlaska Airlines

Deal found 9/14

$892

Mon 10/67:35 pmPDX - ICN

1 stop16h 45mUnited Airlines

Sat 10/1111:30 amICN - PDX

2 stops19h 35mUnited Airlines

Deal found 9/15

$897

Wed 10/156:00 amMFR - ICN

1 stop30h 50mMultiple Airlines

Thu 10/238:35 pmICN - MFR

2 stops18h 56mMultiple Airlines

Deal found 9/14

$947

Thu 1/295:55 amBOI - ICN

2 stops18h 35mDelta

Sun 2/18:05 pmICN - BOI

1 stop16h 08mDelta

Deal found 9/14

$966

Sun 11/166:00 amPDX - ICN

1 stop19h 35mAlaska Airlines

Thu 12/48:35 pmICN - PDX

1 stop17h 45mAlaska Airlines

Deal found 9/15

$892

Last-minute flights from Oregon to Seoul
Discover last-minute flight deals from Oregon to Seoul. Data last updated September 15, 2025 and is based on user searches.

Mon 10/611:23 amPDX - ICN

2 stops36h 22mMultiple Airlines

Wed 10/156:20 pmICN - PDX

1 stop14h 34mMultiple Airlines

Deal found 9/14

$698

Mon 10/61:08 pmPDX - ICN

1 stop34h 37mMultiple Airlines

Mon 10/136:20 pmICN - PDX

1 stop21h 12mMultiple Airlines

Deal found 9/14

$705

Mon 10/69:30 pmPDX - ICN

1 stop26h 15mMultiple Airlines

Fri 10/108:45 pmICN - PDX

1 stop32h 20mMultiple Airlines

Deal found 9/14

$706

Mon 10/61:08 pmPDX - ICN

1 stop34h 37mMultiple Airlines

Thu 10/98:35 pmICN - PDX

1 stop15h 53mMultiple Airlines

Deal found 9/14

$712

Mon 10/611:23 amPDX - ICN

2 stops36h 22mMultiple Airlines

Sun 10/129:25 pmICN - PDX

1 stop17h 05mMultiple Airlines

Deal found 9/14

$719

Mon 10/611:23 amPDX - ICN

2 stops36h 22mMultiple Airlines

Sat 10/116:20 pmICN - PDX

1 stop14h 34mMultiple Airlines

Deal found 9/14

$791

Sun 10/1212:43 pmPDX - ICN

2 stops48h 07mMultiple Airlines

Wed 10/226:20 pmICN - PDX

1 stop14h 34mMultiple Airlines

Deal found 9/14

$781

Sun 10/1212:43 pmPDX - ICN

2 stops48h 07mMultiple Airlines

Thu 10/238:35 pmICN - PDX

1 stop15h 53mMultiple Airlines

Deal found 9/14

$788

Mon 10/1311:45 amPDX - ICN

2 stops25h 05mMultiple Airlines

Wed 10/226:20 pmICN - PDX

1 stop14h 34mMultiple Airlines

Deal found 9/14

$795

Tue 10/143:52 pmMFR - ICN

2 stops31h 53mMultiple Airlines

Mon 10/208:35 pmICN - MFR

1 stop30h 41mMultiple Airlines

Deal found 9/14

$860

Thu 10/1611:53 amMFR - ICN

1 stop35h 52mMultiple Airlines

Wed 10/226:20 pmICN - MFR

2 stops17h 36mMultiple Airlines

Deal found 9/14

$845

Fri 10/311:21 pmPDX - ICN

1 stop23h 59mMultiple Airlines

Thu 11/68:35 pmICN - PDX

1 stop14h 12mMultiple Airlines

Deal found 9/15

$793

One-way flights from Oregon to Seoul
Search for one-way flight options from Oregon to Seoul. Find affordable one-way fares based on user searches. Data last updated September 15, 2025.

Thu 9/257:22 pmPDX - ICN

2 stops52h 23mMultiple Airlines

Deal found 9/15

$409

Tue 9/238:06 amPDX - ICN

2 stops39h 39mMultiple Airlines

Deal found 9/14

$410

Mon 11/249:48 pmPDX - ICN

2 stops52h 37mMultiple Airlines

Deal found 9/15

$413

Tue 10/212:41 pmMFR - ICN

2 stops33h 04mMultiple Airlines

Deal found 9/15

$422

Mon 9/2211:23 amPDX - ICN

2 stops36h 22mMultiple Airlines

Deal found 9/14

$425

Fri 11/71:21 pmPDX - ICN

1 stop33h 49mMultiple Airlines

Deal found 9/15

$428

Sat 9/207:15 amPDX - ICN

2 stops40h 30mMultiple Airlines

Deal found 9/14

$436

Sun 9/2111:00 pmPDX - ICN

1 stop24h 30mMultiple Airlines

Deal found 9/15

$442

Wed 10/227:44 pmMFR - ICN

2 stops27h 46mMultiple Airlines

Deal found 9/15

$442

Tue 11/252:15 pmPDX - ICN

2 stops32h 55mMultiple Airlines

Deal found 9/15

$444

Tue 9/2312:04 pmPDX - ICN

1 stop35h 26mAmerican Airlines

Deal found 9/15

$448

Wed 9/246:05 amPDX - ICN

1 stop20h 30mAlaska Airlines

Deal found 9/15

$451

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 11/16

6:00 am-6:35 pm

1 stop19h 35m

Incheon Intl

Mon 12/1

8:35 pm-12:18 am

1 stop20h 43m

$892

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 10/25

11:59 pm-3:55 pm

1 stop23h 56m

Incheon Intl

Mon 11/10

7:15 pm-11:26 pm

1 stop21h 11m

$892

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 2/26

9:40 am-6:35 pm

1 stop15h 55m

Incheon Intl

Sat 5/2

8:35 pm-8:43 pm

1 stop16h 08m

$892

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 11/16

6:00 am-6:35 pm

1 stop19h 35m

Incheon Intl

Thu 12/4

8:35 pm-9:20 pm

1 stop17h 45m

$892

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 11/11

7:09 am-7:25 pm

1 stop19h 16m

Incheon Intl

Fri 12/12

8:35 pm-4:50 pm

1 stop13h 15m

$892

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 11/11

7:09 am-7:25 pm

1 stop19h 16m

Incheon Intl

Mon 12/8

8:35 pm-12:19 am

1 stop20h 44m

$892

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sun 2/8

5:30 am-6:35 pm

1 stop21h 05m

Incheon Intl

Sun 2/22

8:35 pm-11:55 pm

1 stop19h 20m

$892

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Thu 1/29

8:00 am-6:35 pm

1 stop18h 35m

Incheon Intl

Sun 2/1

8:35 pm-11:55 pm

1 stop19h 20m

$892

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 10/4

7:30 am-3:00 pm

1 stop15h 30m

Incheon Intl

Fri 10/10

4:50 pm-10:45 pm

2 stops21h 55m

$897

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 10/6

7:35 pm-4:20 am

1 stop16h 45m

Incheon Intl

Sat 10/11

11:30 am-3:05 pm

2 stops19h 35m

$897

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results

...

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, February is the cheapest month in which you can book a flight from Oregon to Seoul (average of $990). Flying from Oregon to Seoul in December is currently the most expensive (average of $1,633). 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?

When flying from Oregon to Seoul, 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 Oregon to Seoul?

Related info for your journey

How long is the flight from Oregon to Seoul?
There are many flights that can get you from Oregon to Seoul in 19h 35m. Fly via Alaska Airlines, American Airlines, or United Airlines to get the fastest option. There are 5273 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 $451. However, be on the lookout for offers from United 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, February is the cheapest month in which you can book a flight from Oregon to Seoul (average of $990). Flying from Oregon to Seoul in December is currently the most expensive (average of $1,633). 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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Top 7 airlines flying from Oregon to Seoul

Airline	Cheapest	Average	Flexibility	On-time
Hawaiian Airlines	Cheapest$767	Average$1,322	FlexibilityNo cancel fee	On-time85%
Air Canada	Cheapest$809	Average$1,081	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$849	Average$1,204	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$877	Average$1,208	FlexibilityNo cancel fee	On-time69%
Asiana Airlines	Cheapest$912	Average$1,126	FlexibilityNo cancel fee	On-time76%
Alaska Airlines	Cheapest$951	Average$1,074	FlexibilityNo cancel fee	On-time75%
Korean Air	Cheapest$1,084	Average$1,494	FlexibilityNo cancel fee	On-time81%

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$409+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.

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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 September 15, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Oregon to Seoul

Cheapest flights from Oregon to SeoulExplore 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 September 15, 2025.

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 September 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oregon to Seoul that are best for you.

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.

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?

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 September 15, 2025.

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?

What are the cheapest airlines to fly from Oregon to Seoul one-way?

What are the most popular routes from Oregon to Seoul?

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

How can I find direct flights from Oregon to Seoul?

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

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

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Alternative routes for Oregon to Seoul

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Top 7 airlines flying from Oregon to Seoul

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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 September 15, 2025.