What airlines fly to South Korea?

Air Canada, Delta and Asiana Airlines are the top three most popular airlines that fly to South Korea from Portland 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 South Korea. Keep in mind that there are 6 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to South Korea?

WestJet, Alaska Airlines, and Japan Airlines are the most popular carriers operating from Portland to South Korea

When did momondo last update prices for flights from Portland Airport to South Korea?

Prices for flights from Portland Airport to South Korea were last updated today.

How many operators does momondo search for flights from Portland Airport to South Korea?

The number of operators available for flights from Portland Airport to South Korea is 6 as of August 2026.

How old do you have to be to fly from Portland Airport to South Korea?

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 Portland Airport to South Korea.

What documentation or ID do you need to fly to South Korea?

The required travel and health documents for your South Korea trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Korea. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$432 Cheap Flights from Portland to South Korea in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to South Korea

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:37 am - 9:40 pmPDX Portland-ICN Incheon Intl

19h 03m1 stop San Francisco

7:15 pm - 8:50 pmICN Incheon Intl-PDX Portland

17h 35m1 stop San Francisco

$866Multiple Airlines

Wed, Sep 23 - Mon, Oct 5

10:37 am - 9:40 pmPDX Portland-ICN Incheon Intl

19h 03m1 stop San Francisco

6:00 pm - 4:44 pmICN Incheon Intl-PDX Portland

14h 44m1 stop San Francisco

$866Multiple Airlines

Wed, Sep 23 - Sat, Oct 3

9:02 pm - 5:35 pmPDX Portland-ICN Incheon Intl

28h 33m2 stops San Jose Seattle/Tacoma Intl

8:00 pm - 8:47 pmICN Incheon Intl-PDX Portland

17h 47m2 stops Seattle/Tacoma Intl San Francisco

$998Alaska Airlines

Fri, Oct 23 - Sat, Nov 14

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

29h 00m1 stop Vancouver Intl

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

18h 51m1 stop Vancouver Intl

$1,007Air Canada

Tue, Nov 10 - Tue, Nov 24

7:00 am - 5:10 pmPDX Portland-ICN Incheon Intl

17h 10m1 stop Vancouver Intl

6:55 pm - 2:41 pmICN Incheon Intl-PDX Portland

12h 46m1 stop Vancouver Intl

$1,007Air Canada

Mon, Feb 15 - Mon, Feb 22

9:36 pm - 5:35 pmPDX Portland-ICN Incheon Intl

26h 59m2 stops San Jose Seattle/Tacoma Intl

8:00 pm - 8:06 amICN Incheon Intl-PDX Portland

29h 06m2 stops Seattle/Tacoma Intl San Jose

$1,033Alaska Airlines

Fri, Nov 27 - Sun, Dec 6

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

5:45 pm - 9:31 amICN Incheon Intl-PDX Portland

31h 46m1 stop Vancouver Intl

$1,066Asiana Airlines

Wed, Sep 23 - Thu, Oct 1

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

5:45 pm - 2:46 pmICN Incheon Intl-PDX Portland

13h 01m1 stop Vancouver Intl

$1,066Asiana Airlines

Wed, Sep 9 - Wed, Sep 16

5:30 am - 4:15 pmPDX Portland-ICN Incheon Intl

17h 45m1 stop San Francisco

7:25 pm - 10:42 pmICN Incheon Intl-PDX Portland

44h 17m2 stops Hong Kong Intl San Francisco

$1,198United Airlines

Sat, Dec 5 - Sun, Dec 6

3:23 pm - 4:20 amPDX Portland-ICN Incheon Intl

20h 57m1 stop San Francisco

4:50 pm - 10:57 pmICN Incheon Intl-PDX Portland

22h 07m1 stop San Francisco

$1,279United Airlines

Mon, Oct 5 - Mon, Oct 12

Cheap last minute flights

Enter your travel dates to find the best prices.

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

5:45 pm - 7:11 pmICN Incheon Intl-PDX Portland

17h 26m1 stop Vancouver Intl

$1,007Air Canada

Tue, Sep 1 - Mon, Sep 14

10:10 am - 5:05 pmPDX Portland-ICN Incheon Intl

38h 55m2 stops Vancouver Intl Hong Kong Intl

5:45 pm - 7:11 pmICN Incheon Intl-PDX Portland

17h 26m1 stop Vancouver Intl

$1,034Air Canada

Tue, Sep 1 - Mon, Sep 14

11:48 am - 5:05 pmPDX Portland-ICN Incheon Intl

37h 17m2 stops Seattle/Tacoma Intl Doha Hamad Intl

6:30 pm - 10:58 pmICN Incheon Intl-PDX Portland

45h 28m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,058Multiple Airlines

Sun, Aug 30 - Fri, Dec 18

1:38 pm - 3:45 pmPDX Portland-ICN Incheon Intl

34h 07m1 stop Dallas/Fort Worth

5:50 pm - 11:09 pmICN Incheon Intl-PDX Portland

21h 19m1 stop Dallas/Fort Worth

$1,115American Airlines

Tue, Sep 1 - Tue, Sep 8

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

5:45 pm - 7:11 pmICN Incheon Intl-PDX Portland

17h 26m1 stop Vancouver Intl

$1,380Asiana Airlines

Sun, Aug 30 - Thu, Sep 10

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

5:45 pm - 7:11 pmICN Incheon Intl-PDX Portland

17h 26m1 stop Vancouver Intl

$1,380Asiana Airlines

Mon, Aug 31 - Thu, Sep 10

5:53 pm - 5:30 pmPDX Portland-ICN Incheon Intl

31h 37m2 stops San Francisco Seattle/Tacoma Intl

7:35 pm - 10:51 pmICN Incheon Intl-PDX Portland

19h 16m2 stops Seattle/Tacoma Intl San Francisco

$1,396Alaska Airlines

Sat, Aug 29 - Fri, Sep 11

6:53 pm - 5:30 pmPDX Portland-ICN Incheon Intl

30h 37m2 stops San Francisco Seattle/Tacoma Intl

7:35 pm - 10:09 amICN Incheon Intl-PDX Portland

30h 34m2 stops Seattle/Tacoma Intl San Francisco

$1,396Alaska Airlines

Sat, Aug 29 - Thu, Sep 10

9:29 am - 4:40 pmPDX Portland-ICN Incheon Intl

15h 11m1 stop Seattle/Tacoma Intl

7:00 pm - 7:44 pmICN Incheon Intl-PDX Portland

16h 44m1 stop Seattle/Tacoma Intl

$1,658Delta

Tue, Sep 1 - Mon, Sep 7

7:05 am - 4:50 pmPDX Portland-ICN Incheon Intl

17h 45m1 stop Seattle/Tacoma Intl

7:00 pm - 5:14 pmICN Incheon Intl-PDX Portland

14h 14m1 stop Seattle/Tacoma Intl

$1,658Delta

Tue, Sep 1 - Sun, Sep 6

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Air Canada flights from Portland to South Korea

Our best Air Canada deals on Portland to South Korea flight tickets

Air Canada

Sep 1

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Sep 14

ICN5:45 pmIncheon Intl

17h 26m

1 stop

PDX7:11 pmPortland

$1,007

Air Canada

Sep 8

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Sep 23

ICN5:45 pmIncheon Intl

17h 26m

1 stop

PDX7:11 pmPortland

$1,008

Air Canada

Sep 6

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Sep 16

ICN5:45 pmIncheon Intl

31h 46m

1 stop

PDX9:31 amPortland

$1,017

Asiana Airlines flights from Portland to South Korea

Our best Asiana Airlines deals on Portland to South Korea flight tickets

Asiana Airlines

Sep 9

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Sep 16

ICN5:45 pmIncheon Intl

13h 01m

1 stop

PDX2:46 pmPortland

$1,066

Asiana Airlines

Sep 5

PDX3:30 pmPortland

32h 35m

1 stop

ICN4:05 pmIncheon Intl

Sep 16

ICN5:45 pmIncheon Intl

13h 01m

1 stop

PDX2:46 pmPortland

$1,103

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 9/23

10:37 am-9:40 pm

1 stop19h 03m

Incheon Intl

Mon 10/5

7:15 pm-8:50 pm

1 stop17h 35m

$866

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 9/23

10:37 am-9:40 pm

1 stop19h 03m

Incheon Intl

Sat 10/3

6:00 pm-4:44 pm

1 stop14h 44m

$866

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Fri 10/23

9:02 pm-5:35 pm

2 stops28h 33m

Incheon Intl

Sat 11/14

8:00 pm-8:47 pm

2 stops17h 47m

$998

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Tue 11/10

7:10 pm-5:10 pm

1 stop29h 00m

Incheon Intl

Tue 11/24

6:55 pm-8:46 pm

1 stop18h 51m

$1,007

Quickest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 2/15

7:00 am-5:10 pm

1 stop17h 10m

Incheon Intl

Mon 2/22

6:55 pm-2:41 pm

1 stop12h 46m

$1,007

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Fri 11/27

9:36 pm-5:35 pm

2 stops26h 59m

Incheon Intl

Sun 12/6

8:00 pm-8:06 am

2 stops29h 06m

$1,033

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 9/23

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Thu 10/1

5:45 pm-9:31 am

1 stop31h 46m

$1,066

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 9/9

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Wed 9/16

5:45 pm-2:46 pm

1 stop13h 01m

$1,066

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 12/5

5:30 am-4:15 pm

1 stop17h 45m

Incheon Intl

Sun 12/6

7:25 pm-10:42 pm

2 stops44h 17m

$1,198

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/5

3:23 pm-4:20 am

1 stop20h 57m

Incheon Intl

Mon 10/12

4:50 pm-10:57 pm

1 stop22h 07m

$1,279

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 Portland to South Korea

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

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $964.

How far in advance should I book a flight from Portland to South Korea?

You are more likely to see cheaper flights to South Korea from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,276 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from Portland for as low as $1,006 on momondo.

Can stopping save me money on Portland to South Korea flights?

You could potentially save up to 60% on your flight if you consider stops on a Portland to South Korea flight.

Cheap Portland to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to South Korea

Best Price Found	$432
Fastest flight time	16h 26m
Direct flights	None

The best one-way flight to South Korea from Portland in the past 72 hours is $432. The best round-trip flight deal from Portland to South Korea found on momondo in the last 72 hours is $866.

The fastest flight from Portland to South Korea takes 16h 26m

There are no direct flights from Portland to South Korea. There are no popular flight routes from Portland to South Korea.

Search flight deals

Frequently asked questions about flying from Portland to South Korea

When did momondo last update prices for flights from Portland Airport to South Korea?
Prices for flights from Portland Airport to South Korea were last updated today.
How many operators does momondo search for flights from Portland Airport to South Korea?
The number of operators available for flights from Portland Airport to South Korea is 6 as of August 2026.
How old do you have to be to fly from Portland Airport to South Korea?
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 Portland Airport to South Korea.
What documentation or ID do you need to fly to South Korea?
The required travel and health documents for your South Korea trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at South Korea. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to South Korea

Compare and see reviews for airlines that fly from Portland to South Korea with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $134	Free Cancellation	Rating 7.9 12,852 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,544 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 558 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.4 10,131 reviews	Search United Airlines flights
Delta	PriceFrom $916	Free Cancellation	Rating 7.8 8,531 reviews	Search Delta flights
Korean Air	PriceFrom $1,155	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to South Korea?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to South Korea from Portland.

Can I find flights from Portland to South Korea with flexible booking policies on momondo?

momondo does allow users to show only those flights to South Korea from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to South Korea?

Once you have performed a search for Portland to South Korea flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to South Korea from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your South Korea 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.

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Flights to Seoulfrom $604

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Flights to Ulsanfrom $1,567

Flights to Muan

Cheap flights from Portland to South Korea from $432

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to South Korea departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Portland to South Korea

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Air Canada flights from Portland to South Korea

Our best Air Canada deals on Portland to South Korea flight tickets

Asiana Airlines flights from Portland to South Korea

Our best Asiana Airlines deals on Portland to South Korea flight tickets

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Use the filters below to find and compare flights from Portland to South Korea that are best for you.

See travel insights to South Korea from

How to get the cheapest flight ticket from Portland to South Korea

What is the cheapest month to fly to South Korea?

How far in advance should I book a flight from Portland to South Korea?

Can stopping save me money on Portland to South Korea flights?

What is the cheapest airline that flies from Portland to South Korea?

What airlines fly to South Korea?

Cheap Portland to South Korea flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Portland to South Korea

Best airlines flying from Portland to South Korea

Compare and see reviews for airlines that fly from Portland to South Korea with momondo

Why use momondo?

An easier way to manage your South Korea 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

Popular cities in South Korea

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

Portland flight routes

According to popular flight searches on momondo this year

South Korea flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to South Korea

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

Cabin classes currently available on flights to South Korea

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

Complete your trip to South Korea

Explore popular destinations other users love

According to popular flight searches on momondo this year