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 45% 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?

United Airlines and Alaska 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 October 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.

$426 Cheap Flights from Portland to South Korea in 2026/27

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.

10:00 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

$866Air Canada

Mon, Nov 9 - Wed, Nov 11

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

$866Air Canada

Mon, Nov 16 - Mon, Nov 23

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

21h 20m1 stop San Francisco

7:45 pm - 9:27 amICN Incheon Intl-PDX Portland

30h 42m1 stop San Francisco

$880Multiple Airlines

Sat, Dec 5 - Sat, Dec 12

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

14h 10m1 stop Vancouver Intl

6:45 pm - 6:31 pmICN Incheon Intl-PDX Portland

40h 46m2 stops Osaka Kansai Intl Vancouver Intl

$882Multiple Airlines

Mon, Nov 9 - Wed, Nov 11

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

15h 55m1 stop Seattle/Tacoma Intl

4:10 pm - 1:35 pmICN Incheon Intl-PDX Portland

14h 25m1 stop Seattle/Tacoma Intl

$893Korean Air

Mon, Nov 9 - Tue, Nov 24

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

15h 55m1 stop Seattle/Tacoma Intl

7:40 pm - 8:56 pmICN Incheon Intl-PDX Portland

18h 16m1 stop Los Angeles

$893Korean Air

Mon, Nov 9 - Tue, Nov 24

5:33 am - 4:20 pmPDX Portland-ICN Incheon Intl

17h 47m1 stop Salt Lake City

6:45 pm - 11:39 pmICN Incheon Intl-PDX Portland

21h 54m1 stop Seattle/Tacoma Intl

$908Delta

Tue, Nov 3 - Tue, Dec 15

5:33 am - 4:20 pmPDX Portland-ICN Incheon Intl

17h 47m1 stop Salt Lake City

6:45 pm - 6:55 pmICN Incheon Intl-PDX Portland

17h 10m1 stop Seattle/Tacoma Intl

$908Delta

Thu, Nov 5 - Thu, Nov 19

3:40 pm - 5:40 amPDX Portland-ICN Incheon Intl

21h 00m1 stop San Francisco

12:45 pm - 10:18 amICN Incheon Intl-PDX Portland

14h 33m1 stop San Francisco

$908United Airlines

Mon, Nov 2 - Tue, Nov 10

7:26 pm - 5:40 amPDX Portland-ICN Incheon Intl

17h 14m1 stop San Francisco

12:45 pm - 12:22 pmICN Incheon Intl-PDX Portland

16h 37m1 stop San Francisco

$908United Airlines

Mon, Nov 2 - Mon, Nov 9

Cheap last minute flights

Enter your travel dates to find the best prices.

5:35 am - 4:15 pmPDX Portland-ICN Incheon Intl

18h 40m1 stop San Francisco

6:00 pm - 6:20 pmICN Incheon Intl-PDX Portland

17h 20m1 stop San Francisco

$1,008United Airlines

Tue, Oct 27 - Tue, Nov 10

6:09 am - 12:45 pmPDX Portland-ICN Incheon Intl

38h 36m2 stops Seattle/Tacoma Intl Hong Kong Intl

3:00 pm - 3:13 pmICN Incheon Intl-PDX Portland

41h 13m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,137Cathay Pacific

Tue, Oct 27 - Tue, Nov 10

7:09 am - 12:45 pmPDX Portland-ICN Incheon Intl

37h 36m2 stops Seattle/Tacoma Intl Hong Kong Intl

3:00 pm - 8:37 pmICN Incheon Intl-PDX Portland

22h 37m2 stops Hong Kong Intl Los Angeles

$1,137Cathay Pacific

Tue, Oct 27 - Tue, Nov 10

6:09 am - 12:45 pmPDX Portland-ICN Incheon Intl

38h 36m2 stops Seattle/Tacoma Intl Hong Kong Intl

1:55 am - 8:37 pmICN Incheon Intl-PDX Portland

35h 42m2 stops Hong Kong Intl Los Angeles

$1,137Cathay Pacific

Tue, Oct 27 - Mon, Nov 9

7:18 am - 12:25 amPDX Portland-ICN Incheon Intl

25h 07m2 stops San Francisco Hong Kong Intl

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

16h 36m1 stop Vancouver Intl

$1,175Multiple Airlines

Fri, Oct 23 - Tue, Nov 10

7:05 am - 4:10 pmPDX Portland-ICN Incheon Intl

17h 05m1 stop Vancouver Intl

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

12h 46m1 stop Vancouver Intl

$1,265Air Canada

Tue, Oct 27 - Tue, Nov 10

7:45 pm - 4:10 pmPDX Portland-ICN Incheon Intl

28h 25m1 stop Vancouver Intl

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

18h 51m1 stop Vancouver Intl

$1,354Air Canada

Sat, Oct 24 - Sun, Nov 1

7:45 pm - 4:10 pmPDX Portland-ICN Incheon Intl

28h 25m1 stop Vancouver Intl

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

18h 51m1 stop Vancouver Intl

$1,364Air Canada

Sat, Oct 24 - Sun, Nov 1

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

28h 00m2 stops Bellingham Seattle/Tacoma Intl

8:15 pm - 4:50 pmICN Incheon Intl-PDX Portland

37h 35m3 stops Bangkok Suvarnabhumi Tokyo Narita Seattle/Tacoma Intl

$2,149Alaska Airlines

Tue, Oct 27 - Tue, Nov 10

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

28h 00m2 stops Bellingham Seattle/Tacoma Intl

8:15 pm - 6:47 pmICN Incheon Intl-PDX Portland

39h 32m3 stops Bangkok Suvarnabhumi Tokyo Narita Seattle/Tacoma Intl

$2,330Alaska Airlines

Tue, Oct 27 - Tue, Nov 10

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

Jan 12

PDX7:10 pmPortland

29h 00m

1 stop

ICN5:10 pmIncheon Intl

Jan 21

ICN6:55 pmIncheon Intl

18h 51m

1 stop

PDX8:46 pmPortland

$866

Air Canada

Jan 10

PDX7:10 pmPortland

29h 00m

1 stop

ICN5:10 pmIncheon Intl

Jan 20

ICN6:55 pmIncheon Intl

16h 36m

1 stop

PDX6:31 pmPortland

$875

Air Canada

Nov 3

PDX3:20 pmPortland

32h 50m

1 stop

ICN5:10 pmIncheon Intl

Nov 10

ICN6:55 pmIncheon Intl

12h 46m

1 stop

PDX2:41 pmPortland

$876

United Airlines flights from Portland to South Korea

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

United Airlines

Nov 15

PDX11:30 pmPortland

23h 45m

2 stops

ICN4:15 pmIncheon Intl

Nov 24

ICN12:45 pmIncheon Intl

27h 24m

2 stops

PDX11:09 pmPortland

$913

United Airlines

Nov 2

PDX11:30 pmPortland

23h 45m

2 stops

ICN4:15 pmIncheon Intl

Nov 20

ICN6:00 pmIncheon Intl

23h 54m

1 stop

PDX12:54 amPortland

$963

United Airlines

Oct 27

PDX5:35 amPortland

18h 40m

1 stop

ICN4:15 pmIncheon Intl

Nov 10

ICN6:00 pmIncheon Intl

17h 20m

1 stop

PDX6:20 pmPortland

$1,008

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/9

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Wed 11/11

6:55 pm-6:31 pm

1 stop16h 36m

$866

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/16

7:10 pm-5:10 pm

1 stop29h 00m

Incheon Intl

Mon 11/23

6:55 pm-2:41 pm

1 stop12h 46m

$866

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 12/5

7:00 am-9:20 pm

1 stop21h 20m

Incheon Intl

Sat 12/12

7:45 pm-9:27 am

1 stop30h 42m

$880

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/9

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Wed 11/11

6:45 pm-6:31 pm

2 stops40h 46m

$882

Quickest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/9

7:00 am-3:55 pm

1 stop15h 55m

Incheon Intl

Tue 11/24

4:10 pm-1:35 pm

1 stop14h 25m

$893

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/9

7:00 am-3:55 pm

1 stop15h 55m

Incheon Intl

Tue 11/24

7:40 pm-8:56 pm

1 stop18h 16m

$893

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Tue 11/3

5:33 am-4:20 pm

1 stop17h 47m

Incheon Intl

Tue 12/15

6:45 pm-11:39 pm

1 stop21h 54m

$908

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 11/5

5:33 am-4:20 pm

1 stop17h 47m

Incheon Intl

Thu 11/19

6:45 pm-6:55 pm

1 stop17h 10m

$908

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/2

3:40 pm-5:40 am

1 stop21h 00m

Incheon Intl

Tue 11/10

12:45 pm-10:18 am

1 stop14h 33m

$908

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 11/2

7:26 pm-5:40 am

1 stop17h 14m

Incheon Intl

Mon 11/9

12:45 pm-12:22 pm

1 stop16h 37m

$908

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 February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $950.

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 $1,281 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 $1,042 on momondo.

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

You could potentially save up to 30% 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	$426
Fastest flight time	16h 21m
Direct flights	None

The best one-way flight to South Korea from Portland in the past 72 hours is $426. 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 21m

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 October 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 13,106 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $792	Free Cancellation	Rating 7.1 11,790 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $914	Free Cancellation	Rating 8.1 567 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.3 10,396 reviews	Search United Airlines flights
Delta	PriceFrom $921	Free Cancellation	Rating 7.8 8,656 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 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

Fri 11/20

Fri 11/27

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 $617

Flights to Jeju Cityfrom $811

Flights to Busanfrom $748

Flights to Daegufrom $1,000

Flights to Gwangjufrom $888

Flights to Jinjufrom $1,461

Flights to Ulsanfrom $1,972

Flights to Muan

Flights to Yeosu

Cheap flights from Portland to South Korea from $426

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 11/4. 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