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 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.

$428 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.

10:48 am - 8:10 pmPDX Portland-ICN Incheon Intl

17h 22m1 stop San Francisco

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

18h 02m1 stop San Francisco

$871Multiple Airlines

Sat, Oct 24 - Sat, Nov 14

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

$871Multiple Airlines

Mon, Oct 26 - Wed, Nov 4

9:32 pm - 5:35 pmPDX Portland-ICN Incheon Intl

27h 03m2 stops San Francisco Seattle/Tacoma Intl

8:00 pm - 9:28 amICN Incheon Intl-PDX Portland

30h 28m2 stops Seattle/Tacoma Intl San Francisco

$982Alaska Airlines

Thu, Nov 5 - Mon, Nov 9

10:48 am - 5:35 pmPDX Portland-ICN Incheon Intl

38h 47m2 stops San Francisco Seattle/Tacoma Intl

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

17h 47m2 stops Seattle/Tacoma Intl San Francisco

$996Alaska Airlines

Sat, Oct 24 - Sat, Nov 14

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

28h 20m1 stop Vancouver Intl

5:55 pm - 2:41 pmICN Incheon Intl-PDX Portland

12h 46m1 stop Vancouver Intl

$1,007Air Canada

Wed, Oct 14 - Thu, Oct 29

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

28h 20m1 stop Vancouver Intl

5:45 pm - 2:51 pmICN Incheon Intl-PDX Portland

13h 06m1 stop Vancouver Intl

$1,007Air Canada

Mon, Oct 5 - Mon, Oct 12

3:15 pm - 5:10 pmPDX Portland-ICN Incheon Intl

32h 55m1 stop Vancouver Intl

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

12h 46m1 stop Vancouver Intl

$1,066Asiana Airlines

Sun, Nov 8 - Tue, Nov 24

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

$1,066Asiana Airlines

Thu, Nov 12 - Mon, Nov 30

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

16h 00m1 stop San Francisco

11:30 am - 10:15 amICN Incheon Intl-PDX Portland

14h 45m1 stop San Francisco

$1,107United Airlines

Mon, Oct 5 - Tue, Oct 13

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

16h 00m1 stop San Francisco

6:00 pm - 6:31 pmICN Incheon Intl-PDX Portland

17h 31m1 stop San Francisco

$1,107United Airlines

Tue, Oct 13 - Mon, Dec 14

Cheap last minute 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 - 8:51 pmICN Incheon Intl-PDX Portland

17h 36m1 stop San Francisco

$1,090Multiple Airlines

Wed, Aug 19 - Wed, Sep 2

5:30 am - 3:00 pmPDX Portland-ICN Incheon Intl

17h 30m1 stop San Francisco

4:50 pm - 10:45 pmICN Incheon Intl-PDX Portland

21h 55m1 stop San Francisco

$1,107United Airlines

Tue, Aug 18 - Tue, Aug 25

10:35 am - 4:20 amPDX Portland-ICN Incheon Intl

25h 45m2 stops Chicago O'Hare Intl San Francisco

4:50 pm - 10:45 pmICN Incheon Intl-PDX Portland

21h 55m1 stop San Francisco

$1,112United Airlines

Tue, Aug 18 - Tue, Aug 25

7:15 pm - 4:20 amPDX Portland-ICN Incheon Intl

17h 05m1 stop San Francisco

4:50 pm - 9:05 pmICN Incheon Intl-PDX Portland

20h 15m2 stops San Francisco Denver Intl

$1,112United Airlines

Wed, Aug 19 - Wed, Sep 2

11:15 am - 4:20 amPDX Portland-ICN Incheon Intl

25h 05m1 stop San Francisco

11:30 am - 6:19 pmICN Incheon Intl-PDX Portland

22h 49m1 stop San Francisco

$1,157United Airlines

Fri, Aug 21 - Tue, Sep 1

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

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

12:00 pm - 8:51 pmICN Incheon Intl-PDX Portland

24h 51m2 stops Taipei City Taiwan Taoyuan Intl San Francisco

$1,163Multiple Airlines

Fri, Aug 21 - Tue, Sep 1

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

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

12:00 pm - 8:51 pmICN Incheon Intl-PDX Portland

24h 51m2 stops Taipei City Taiwan Taoyuan Intl San Francisco

$1,166Multiple Airlines

Fri, Aug 21 - Tue, Sep 1

7:40 pm - 6:45 pmPDX Portland-ICN Incheon Intl

31h 05m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

12:00 pm - 10:58 pmICN Incheon Intl-PDX Portland

26h 58m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

$1,182Multiple Airlines

Fri, Aug 21 - Tue, Sep 1

10:35 am - 4:20 amPDX Portland-ICN Incheon Intl

25h 45m2 stops Chicago O'Hare Intl San Francisco

4:50 pm - 6:19 pmICN Incheon Intl-PDX Portland

17h 29m1 stop San Francisco

$1,212Asiana Airlines

Fri, Aug 21 - Tue, Sep 1

10:35 am - 4:20 amPDX Portland-ICN Incheon Intl

25h 45m2 stops Chicago O'Hare Intl San Francisco

4:50 pm - 6:19 pmICN Incheon Intl-PDX Portland

17h 29m1 stop San Francisco

$1,214Asiana Airlines

Fri, Aug 21 - Tue, Sep 1

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air Canada flights from Portland to South Korea

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

Air Canada

Aug 30

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Sep 14

ICN5:45 pmIncheon Intl

31h 46m

1 stop

PDX9:31 amPortland

$1,006

Air Canada

Sep 16

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Sep 23

ICN5:45 pmIncheon Intl

13h 01m

1 stop

PDX2:46 pmPortland

$1,007

Air Canada

Oct 14

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Nov 17

ICN6:55 pmIncheon Intl

12h 46m

1 stop

PDX2:41 pmPortland

$1,009

United Airlines flights from Portland to South Korea

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

United Airlines

Aug 18

PDX5:30 amPortland

17h 30m

1 stop

ICN3:00 pmIncheon Intl

Aug 25

ICN4:50 pmIncheon Intl

21h 55m

1 stop

PDX10:45 pmPortland

$1,107

United Airlines

Aug 18

PDX10:35 amPortland

25h 45m

2 stops

ICN4:20 amIncheon Intl

Aug 25

ICN4:50 pmIncheon Intl

21h 55m

1 stop

PDX10:45 pmPortland

$1,112

United Airlines

Aug 21

PDX11:15 amPortland

25h 05m

1 stop

ICN4:20 amIncheon Intl

Sep 1

ICN11:30 amIncheon Intl

22h 49m

1 stop

PDX6:19 pmPortland

$1,157

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 10/24

10:48 am-8:10 pm

1 stop17h 22m

Incheon Intl

Sat 11/14

7:45 pm-8:47 pm

1 stop18h 02m

$871

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/26

7:18 am-9:20 pm

1 stop22h 02m

Incheon Intl

Wed 11/4

7:45 pm-8:47 pm

1 stop18h 02m

$871

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 11/5

9:32 pm-5:35 pm

2 stops27h 03m

Incheon Intl

Mon 11/9

8:00 pm-9:28 am

2 stops30h 28m

$982

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 10/24

10:48 am-5:35 pm

2 stops38h 47m

Incheon Intl

Sat 11/14

8:00 pm-8:47 pm

2 stops17h 47m

$996

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 10/14

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Thu 10/29

5:55 pm-2:41 pm

1 stop12h 46m

$1,007

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/5

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Mon 10/12

5:45 pm-2:51 pm

1 stop13h 06m

$1,007

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sun 11/8

3:15 pm-5:10 pm

1 stop32h 55m

Incheon Intl

Tue 11/24

6:55 pm-2:41 pm

1 stop12h 46m

$1,066

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 11/12

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Mon 11/30

6:55 pm-6:31 pm

1 stop16h 36m

$1,066

Quickest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/5

7:00 am-3:00 pm

1 stop16h 00m

Incheon Intl

Tue 10/13

11:30 am-10:15 am

1 stop14h 45m

$1,107

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Tue 10/13

7:00 am-3:00 pm

1 stop16h 00m

Incheon Intl

Mon 12/14

6:00 pm-6:31 pm

1 stop17h 31m

$1,107

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 $1,277 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 $935 on momondo.

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

You could potentially save up to 43% 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	$428
Fastest flight time	18h 40m
Direct flights	None

The best one-way flight to South Korea from Portland in the past 72 hours is $428. The best round-trip flight deal from Portland to South Korea found on momondo in the last 72 hours is $871.

The fastest flight from Portland to South Korea takes 18h 40m

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 $149	Free Cancellation	Rating 7.9 12,810 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,487 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 10,106 reviews	Search United Airlines flights
Delta	PriceFrom $916	Free Cancellation	Rating 7.8 8,504 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Wed 9/16

Wed 9/23

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to South Korea

Popular cities

Other flights from Portland

Other flights to South Korea

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in South Korea

Flights to Seoulfrom $604

Flights to Jeju Cityfrom $812

Flights to Busanfrom $872

Flights to Daegufrom $930

Flights to Gwangjufrom $962

Flights to Yeosu

Flights to Jinjufrom $1,461

Flights to Ulsanfrom $1,567

Flights to Muan

Cheap flights from Portland to South Korea from $428

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 9/17. 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

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air Canada flights from Portland to South Korea

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

United Airlines flights from Portland to South Korea

Our best United 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