What airlines fly to Seoul?

Air Canada, Delta and Asiana Airlines are the top three most popular airlines that fly to Seoul from Oregon according to our data. Air Canada is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 6 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Seoul?

If you’re flying from a popular airport in Oregon, such as Portland or Eugene, and flying into Seoul, then you can expect flight times to average 14h 10m and 16h 30m, respectively.

What is the cheapest airline that flies from Oregon to Seoul?

Cathay Pacific and United Airlines are the most popular carriers operating from Oregon to Seoul

When did momondo last update prices for flights from Oregon to Seoul?

Prices for flights from Oregon to Seoul refresh daily.

How many operators does momondo search for flights from Oregon to Seoul?

There are 6 operators available for flights from Oregon to Seoul as of November 2026.

How old do you have to be to fly from Oregon to Seoul?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to Seoul.

What documentation or ID do you need to fly to Seoul?

The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$421 Cheap Flights from Oregon to Seoul in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Oregon to Seoul

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 9:20 pmPDX Portland-ICN Incheon Intl

21h 20m1 stop San Francisco

7:45 pm - 11:31 pmICN Incheon Intl-PDX Portland

20h 46m1 stop San Francisco

$860Multiple Airlines

Wed, Dec 2 - Mon, Dec 7

2:31 pm - 9:20 pmPDX Portland-ICN Incheon Intl

37h 49m1 stop San Francisco

7:45 pm - 8:17 pmICN Incheon Intl-PDX Portland

17h 32m1 stop San Francisco

$866Multiple Airlines

Sat, Dec 5 - Sat, Dec 12

6:01 pm - 5:35 pmPDX Portland-ICN Incheon Intl

30h 34m2 stops San Francisco Seattle/Tacoma Intl

8:00 pm - 9:46 amICN Incheon Intl-PDX Portland

30h 46m2 stops Seattle/Tacoma Intl San Francisco

$953Alaska Airlines

Fri, Feb 5 - Mon, Feb 15

6:01 pm - 5:35 pmPDX Portland-ICN Incheon Intl

30h 34m2 stops San Francisco Seattle/Tacoma Intl

8:00 pm - 9:27 amICN Incheon Intl-PDX Portland

30h 27m2 stops Seattle/Tacoma Intl San Francisco

$953Alaska Airlines

Wed, Jan 13 - Thu, Jan 21

7:10 pm - 5:10 pmPDX Portland-ICN Incheon Intl

29h 00m1 stop Vancouver Intl

6:55 pm - 6:31 pmICN Incheon Intl-PDX Portland

16h 36m1 stop Vancouver Intl

$1,100Air Canada

Sat, Nov 21 - Tue, Nov 24

7:00 am - 5:45 pmPDX Portland-ICN Incheon Intl

17h 45m1 stop Seattle/Tacoma Intl

6:40 pm - 11:59 pmICN Incheon Intl-PDX Portland

22h 19m1 stop Salt Lake City

$1,109Delta

Wed, Nov 25 - Thu, Dec 3

10:00 am - 5:10 pmPDX Portland-ICN Incheon Intl

14h 10m1 stop Vancouver Intl

6:55 pm - 6:31 pmICN Incheon Intl-PDX Portland

16h 36m1 stop Vancouver Intl

$1,110Air Canada

Thu, Nov 26 - Fri, Dec 4

5:30 am - 5:45 pmPDX Portland-ICN Incheon Intl

19h 15m1 stop Seattle/Tacoma Intl

6:40 pm - 4:37 pmICN Incheon Intl-PDX Portland

14h 57m1 stop Salt Lake City

$1,158Delta

Mon, Nov 23 - Thu, Dec 3

7:05 am - 5:35 pmPDX Portland-ICN Incheon Intl

17h 30m1 stop Los Angeles

9:20 pm - 5:11 pmICN Incheon Intl-PDX Portland

12h 51m1 stop Seattle/Tacoma Intl

$1,162Korean Air

Mon, Nov 23 - Mon, Nov 30

7:00 am - 3:55 pmPDX Portland-ICN Incheon Intl

15h 55m1 stop Seattle/Tacoma Intl

9:20 pm - 5:11 pmICN Incheon Intl-PDX Portland

12h 51m1 stop Seattle/Tacoma Intl

$1,262Korean Air

Mon, Nov 23 - Mon, Nov 30

Cheap last minute flights

Enter your travel dates to find the best prices.

10:00 am - 5:10 pmPDX Portland-ICN Incheon Intl

14h 10m1 stop Vancouver Intl

6:55 pm - 8:46 pmICN Incheon Intl-PDX Portland

18h 51m1 stop Vancouver Intl

$1,204Air Canada

Thu, Nov 12 - Sat, Nov 28

7:15 pm - 5:10 pmPDX Portland-ICN Incheon Intl

28h 55m2 stops Denver Intl Vancouver Intl

6:55 pm - 8:46 pmICN Incheon Intl-PDX Portland

18h 51m1 stop Vancouver Intl

$1,431Multiple Airlines

Thu, Nov 12 - Sat, Nov 28

7:35 pm - 6:45 pmPDX Portland-ICN Incheon Intl

30h 10m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

11:40 am - 9:54 pmICN Incheon Intl-PDX Portland

27h 14m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,605Multiple Airlines

Thu, Nov 12 - Sat, Nov 28

6:06 am - 5:35 pmEUG Eugene-ICN Incheon Intl

18h 29m1 stop Seattle/Tacoma Intl

8:00 pm - 11:54 pmICN Incheon Intl-EUG Eugene

20h 54m1 stop Seattle/Tacoma Intl

$1,733Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

10:11 am - 5:35 pmMFR Medford-ICN Incheon Intl

14h 24m1 stop Seattle/Tacoma Intl

8:00 pm - 6:09 pmICN Incheon Intl-MFR Medford

15h 09m1 stop Seattle/Tacoma Intl

$1,733Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

3:00 pm - 5:35 pmEUG Eugene-ICN Incheon Intl

57h 35m2 stops San Diego Seattle/Tacoma Intl

8:00 pm - 6:01 pmICN Incheon Intl-EUG Eugene

15h 01m1 stop Seattle/Tacoma Intl

$1,768Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

3:32 pm - 5:35 pmMFR Medford-ICN Incheon Intl

57h 03m2 stops San Diego Seattle/Tacoma Intl

8:00 pm - 6:09 pmICN Incheon Intl-MFR Medford

15h 09m1 stop Seattle/Tacoma Intl

$1,892Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

3:00 pm - 5:35 pmEUG Eugene-ICN Incheon Intl

57h 35m2 stops San Diego Seattle/Tacoma Intl

8:00 pm - 1:45 pmICN Incheon Intl-EUG Eugene

34h 45m2 stops Seattle/Tacoma Intl San Diego

$1,942Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

5:00 am - 5:35 pmMFR Medford-ICN Incheon Intl

19h 35m2 stops Portland Seattle/Tacoma Intl

8:00 pm - 10:32 pmICN Incheon Intl-MFR Medford

19h 32m2 stops Seattle/Tacoma Intl Portland

$2,161Alaska Airlines

Thu, Nov 12 - Mon, Nov 16

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Korean Air flights from Oregon to Seoul

Our best Korean Air deals on Oregon to Seoul flight tickets

Korean Air

Nov 23

PDX7:05 amPortland

17h 30m

1 stop

ICN5:35 pmIncheon Intl

Nov 30

ICN9:20 pmIncheon Intl

12h 51m

1 stop

PDX5:11 pmPortland

$1,162

Korean Air

Nov 23

PDX7:00 amPortland

15h 55m

1 stop

ICN3:55 pmIncheon Intl

Nov 30

ICN9:20 pmIncheon Intl

12h 51m

1 stop

PDX5:11 pmPortland

$1,262

Korean Air

Jan 25

MFR5:16 pmMedford

19h 04m

1 stop

ICN5:20 amIncheon Intl

Jan 28

ICN9:20 pmIncheon Intl

18h 47m

1 stop

MFR11:07 pmMedford

$1,418

Delta flights from Oregon to Seoul

Our best Delta deals on Oregon to Seoul flight tickets

Delta

Nov 23

PDX7:00 amPortland

17h 45m

1 stop

ICN5:45 pmIncheon Intl

Dec 3

ICN6:45 pmIncheon Intl

15h 34m

1 stop

PDX5:19 pmPortland

$1,158

Delta

Nov 21

PDX5:24 pmPortland

29h 56m

1 stop

ICN4:20 pmIncheon Intl

Dec 8

ICN6:45 pmIncheon Intl

17h 13m

1 stop

PDX6:58 pmPortland

$1,214

Delta

Mar 22

RDM5:30 amBend/Redmond

18h 50m

1 stop

ICN4:20 pmIncheon Intl

Jun 28

ICN7:00 pmIncheon Intl

13h 35m

1 stop

RDM4:35 pmBend/Redmond

$1,280

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 12/2

7:00 am-9:20 pm

1 stop21h 20m

Incheon Intl

Mon 12/7

7:45 pm-11:31 pm

1 stop20h 46m

$860

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 12/5

2:31 pm-9:20 pm

1 stop37h 49m

Incheon Intl

Sat 12/12

7:45 pm-8:17 pm

1 stop17h 32m

$866

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Fri 2/5

6:01 pm-5:35 pm

2 stops30h 34m

Incheon Intl

Mon 2/15

8:00 pm-9:46 am

2 stops30h 46m

$953

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 1/13

6:01 pm-5:35 pm

2 stops30h 34m

Incheon Intl

Thu 1/21

8:00 pm-9:27 am

2 stops30h 27m

$953

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 11/21

7:10 pm-5:10 pm

1 stop29h 00m

Incheon Intl

Tue 11/24

6:55 pm-6:31 pm

1 stop16h 36m

$1,100

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 11/25

7:00 am-5:45 pm

1 stop17h 45m

Incheon Intl

Thu 12/3

6:40 pm-11:59 pm

1 stop22h 19m

$1,109

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 11/26

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Fri 12/4

6:55 pm-6:31 pm

1 stop16h 36m

$1,110

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/23

5:30 am-5:45 pm

1 stop19h 15m

Incheon Intl

Thu 12/3

6:40 pm-4:37 pm

1 stop14h 57m

$1,158

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/23

7:05 am-5:35 pm

1 stop17h 30m

Incheon Intl

Mon 11/30

9:20 pm-5:11 pm

1 stop12h 51m

$1,162

Quickest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/23

7:00 am-3:55 pm

1 stop15h 55m

Incheon Intl

Mon 11/30

9:20 pm-5:11 pm

1 stop12h 51m

$1,262

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Seoul?

The month of April is another great option to travel to Seoul, with average flight prices from Oregon averaging around $951.

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

You are more likely to see cheaper flights to Seoul from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,267 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Oregon for as low as $1,042 on momondo.

Cheap Oregon to Seoul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Seoul

Best Price Found	$421
Fastest flight time	14h 10m
Direct flights	None

The best one-way flight to Seoul from Oregon in the past 72 hours is $421. The best round-trip flight deal from Oregon to Seoul found on momondo in the last 72 hours is $860.

The fastest flight from Oregon to Seoul takes 14h 10m

There are no direct flights from Oregon to Seoul. There are no popular flight routes from Oregon to Seoul.

Search flight deals

Frequently asked questions about flying from Oregon to Seoul

When did momondo last update prices for flights from Oregon to Seoul?
Prices for flights from Oregon to Seoul refresh daily.
How many operators does momondo search for flights from Oregon to Seoul?
There are 6 operators available for flights from Oregon to Seoul as of November 2026.
How old do you have to be to fly from Oregon to Seoul?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Oregon to Seoul

Compare and see reviews for airlines that fly from Oregon to Seoul with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $131	Free Cancellation	Rating 7.9 13,155 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,874 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 570 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.3 10,469 reviews	Search United Airlines flights
Delta	PriceFrom $936	Free Cancellation	Rating 7.8 8,698 reviews	Search Delta flights
Korean Air	PriceFrom $1,172	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Seoul?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Oregon to Seoul. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Oregon to Seoul with flexible booking policies on momondo?

Yes. All flights to Seoul from Oregon on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oregon to Seoul?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from Oregon.

I’m not ready to book a flight from Oregon to Seoul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Oregon to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Cheap flights from Oregon to Seoul from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Seoul departing on 1/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Korean Air flights from Oregon to Seoul

Our best Korean Air deals on Oregon to Seoul flight tickets

Delta flights from Oregon to Seoul

Our best Delta deals on Oregon to Seoul flight tickets

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How to get the cheapest flight ticket from Oregon to Seoul

What is the cheapest month to fly to Seoul?

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

What is the cheapest airline that flies from Oregon to Seoul?

What airlines fly to Seoul?

How long does it take to fly to Seoul?

Cheap Oregon to Seoul flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Oregon to Seoul

Best airlines flying from Oregon to Seoul

Compare and see reviews for airlines that fly from Oregon to Seoul with momondo

Why use momondo?

An easier way to manage your Seoul trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul

Fly your favorite airline to Seoul

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seoul

List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Oregon

According to popular flight searches on momondo this year

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