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 43% 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?

Delta, American Airlines, and Air Canada 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 September 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.

$431 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.

7:04 am - 9:20 pmPDX Portland-ICN Incheon Intl

21h 16m1 stop San Francisco

7:45 pm - 8:47 pmICN Incheon Intl-PDX Portland

18h 02m1 stop San Francisco

$834Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

7:18 am - 9:20 pmPDX Portland-ICN Incheon Intl

22h 02m1 stop San Francisco

7:45 pm - 8:47 pmICN Incheon Intl-PDX Portland

18h 02m1 stop San Francisco

$863Multiple Airlines

Mon, Oct 26 - Mon, Nov 9

5:53 pm - 5:35 pmPDX Portland-ICN Incheon Intl

54h 42m2 stops San Francisco Seattle/Tacoma Intl

8:00 pm - 8:50 pmICN Incheon Intl-PDX Portland

17h 50m2 stops Seattle/Tacoma Intl San Jose

$996Alaska Airlines

Mon, Nov 2 - Mon, Nov 23

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

29h 00m1 stop Vancouver Intl

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

12h 46m1 stop Vancouver Intl

$1,002Air Canada

Sun, Feb 7 - Tue, Feb 16

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

14h 10m1 stop Vancouver Intl

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

12h 46m1 stop Vancouver Intl

$1,007Air Canada

Mon, Nov 2 - Tue, Nov 17

5:52 pm - 5:35 pmPDX Portland-ICN Incheon Intl

30h 43m2 stops San Jose Seattle/Tacoma Intl

8:00 pm - 9:37 amICN Incheon Intl-PDX Portland

30h 37m2 stops Seattle/Tacoma Intl Oakland

$1,033Alaska Airlines

Fri, Nov 27 - Sun, Dec 6

3:30 pm - 4:05 pmPDX Portland-ICN Incheon Intl

32h 35m1 stop Vancouver Intl

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

13h 01m1 stop Vancouver Intl

$1,066Asiana Airlines

Sun, Sep 13 - Tue, Sep 29

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

14h 10m1 stop Vancouver Intl

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

12h 46m1 stop Vancouver Intl

$1,066Asiana Airlines

Thu, Nov 12 - Thu, Nov 19

9:51 am - 4:50 pmPDX Portland-ICN Incheon Intl

14h 59m1 stop Seattle/Tacoma Intl

7:00 pm - 11:54 pmICN Incheon Intl-PDX Portland

20h 54m1 stop Seattle/Tacoma Intl

$1,108Delta

Thu, Sep 17 - Wed, Sep 30

5:30 am - 4:50 pmPDX Portland-ICN Incheon Intl

19h 20m1 stop Seattle/Tacoma Intl

7:00 pm - 5:10 pmICN Incheon Intl-PDX Portland

14h 10m1 stop Seattle/Tacoma Intl

$1,108Delta

Thu, Sep 17 - Wed, Sep 23

Cheap last minute flights

Enter your travel dates to find the best prices.

9:29 am - 4:50 pmPDX Portland-ICN Incheon Intl

15h 21m1 stop Seattle/Tacoma Intl

7:00 pm - 8:02 pmICN Incheon Intl-PDX Portland

17h 02m1 stop Seattle/Tacoma Intl

$1,108Delta

Thu, Sep 3 - Mon, Sep 14

9:29 am - 4:50 pmPDX Portland-ICN Incheon Intl

15h 21m1 stop Seattle/Tacoma Intl

7:00 pm - 5:10 pmICN Incheon Intl-PDX Portland

14h 10m1 stop Seattle/Tacoma Intl

$1,108Delta

Thu, Sep 3 - Wed, Sep 9

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

17h 45m1 stop Seattle/Tacoma Intl

7:00 pm - 5:10 pmICN Incheon Intl-PDX Portland

14h 10m1 stop Seattle/Tacoma Intl

$1,108Delta

Thu, Sep 3 - Thu, Sep 10

6:53 pm - 6:45 pmPDX Portland-ICN Incheon Intl

31h 52m2 stops San Francisco Taipei City Taiwan Taoyuan Intl

12:00 pm - 8:50 pmICN Incheon Intl-PDX Portland

24h 50m2 stops Taipei City Taiwan Taoyuan Intl San Francisco

$1,126Multiple Airlines

Sun, Sep 6 - Mon, Sep 14

7:45 pm - 12:40 pmPDX Portland-ICN Incheon Intl

48h 55m2 stops Vancouver Intl Osaka Kansai Intl

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

31h 46m1 stop Vancouver Intl

$1,144Air Canada

Sun, Sep 6 - Tue, Sep 15

5:55 pm - 12:40 pmPDX Portland-ICN Incheon Intl

26h 45m2 stops Los Angeles Hong Kong Intl

1:40 pm - 1:51 pmICN Incheon Intl-PDX Portland

40h 11m2 stops Hong Kong Intl Vancouver Intl

$1,159Cathay Pacific

Wed, Sep 2 - Tue, Sep 15

9:30 am - 12:25 amPDX Portland-ICN Incheon Intl

22h 55m2 stops Seattle/Tacoma Intl Hong Kong Intl

1:40 pm - 1:51 pmICN Incheon Intl-PDX Portland

40h 11m2 stops Hong Kong Intl Vancouver Intl

$1,159Cathay Pacific

Thu, Sep 3 - Tue, Sep 15

3:30 pm - 12:40 pmPDX Portland-ICN Incheon Intl

53h 10m2 stops Vancouver Intl Osaka Kansai Intl

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

31h 46m1 stop Vancouver Intl

$1,194Air Canada

Sat, Sep 5 - Tue, Sep 15

10:30 am - 5:30 pmPDX Portland-ICN Incheon Intl

15h 00m1 stop Seattle/Tacoma Intl

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

30h 34m2 stops Seattle/Tacoma Intl San Francisco

$1,481Alaska Airlines

Wed, Sep 2 - Sun, Sep 13

5:07 am - 5:30 pmPDX Portland-ICN Incheon Intl

20h 23m1 stop Seattle/Tacoma Intl

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

30h 34m2 stops Seattle/Tacoma Intl San Francisco

$1,481Alaska Airlines

Thu, Sep 3 - Sun, Sep 13

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Asiana Airlines flights from Portland to South Korea

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

Asiana Airlines

Sep 13

PDX3:30 pmPortland

32h 35m

1 stop

ICN4:05 pmIncheon Intl

Sep 28

ICN5:45 pmIncheon Intl

13h 01m

1 stop

PDX2:46 pmPortland

$1,066

Asiana Airlines

Sep 16

PDX3:30 pmPortland

32h 35m

1 stop

ICN4:05 pmIncheon Intl

Sep 27

ICN5:45 pmIncheon Intl

13h 01m

1 stop

PDX2:46 pmPortland

$1,103

American Airlines flights from Portland to South Korea

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

American Airlines

Sep 16

PDX2:07 pmPortland

33h 38m

1 stop

ICN3:45 pmIncheon Intl

Sep 23

ICN5:50 pmIncheon Intl

21h 33m

1 stop

PDX11:23 pmPortland

$1,086

American Airlines

Sep 10

PDX11:08 pmPortland

24h 37m

2 stops

ICN3:45 pmIncheon Intl

Sep 16

ICN5:50 pmIncheon Intl

21h 33m

1 stop

PDX11:23 pmPortland

$1,154

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 11/4

7:04 am-9:20 pm

1 stop21h 16m

Incheon Intl

Wed 11/11

7:45 pm-8:47 pm

1 stop18h 02m

$834

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/26

7:18 am-9:20 pm

1 stop22h 02m

Incheon Intl

Mon 11/9

7:45 pm-8:47 pm

1 stop18h 02m

$863

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/2

5:53 pm-5:35 pm

2 stops54h 42m

Incheon Intl

Mon 11/23

8:00 pm-8:50 pm

2 stops17h 50m

$996

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sun 2/7

7:10 pm-5:10 pm

1 stop29h 00m

Incheon Intl

Tue 2/16

6:55 pm-2:41 pm

1 stop12h 46m

$1,002

Quickest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/2

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Tue 11/17

6:55 pm-2:41 pm

1 stop12h 46m

$1,007

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Fri 11/27

5:52 pm-5:35 pm

2 stops30h 43m

Incheon Intl

Sun 12/6

8:00 pm-9:37 am

2 stops30h 37m

$1,033

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sun 9/13

3:30 pm-4:05 pm

1 stop32h 35m

Incheon Intl

Tue 9/29

5:45 pm-2:46 pm

1 stop13h 01m

$1,066

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 11/12

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Thu 11/19

6:55 pm-2:41 pm

1 stop12h 46m

$1,066

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 9/17

9:51 am-4:50 pm

1 stop14h 59m

Incheon Intl

Wed 9/30

7:00 pm-11:54 pm

1 stop20h 54m

$1,108

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 9/17

5:30 am-4:50 pm

1 stop19h 20m

Incheon Intl

Wed 9/23

7:00 pm-5:10 pm

1 stop14h 10m

$1,108

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 $1,273 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	$431
Fastest flight time	16h 26m
Direct flights	None

The best one-way flight to South Korea from Portland in the past 72 hours is $431. The best round-trip flight deal from Portland to South Korea found on momondo in the last 72 hours is $834.

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 September 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 $131	Free Cancellation	Rating 7.9 12,866 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,573 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $914	Free Cancellation	Rating 8.1 558 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.4 10,159 reviews	Search United Airlines flights
Delta	PriceFrom $916	Free Cancellation	Rating 7.8 8,544 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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Popular cities in South Korea

Flights to Seoulfrom $600

Flights to Jeju Cityfrom $702

Flights to Busanfrom $803

Flights to Daegufrom $854

Flights to Gwangjufrom $888

Flights to Yeosu

Flights to Jinjufrom $1,461

Flights to Muan

Cheap flights from Portland to South Korea from $431

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

Cheap round-trip flights

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Big names and deals

Filter for what you want

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Trusted and free

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Asiana Airlines flights from Portland to South Korea

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

American Airlines flights from Portland to South Korea

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

momondo Fare Finder

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