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 is the most popular carrier 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.

$374 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.

2:30 pm - 6:45 pmPDX Portland-ICN Incheon Intl

36h 15m1 stop Calgary

7:35 pm - 8:50 pmICN Incheon Intl-PDX Portland

17h 15m2 stops Seattle/Tacoma Intl San Francisco

$879Multiple Airlines

Wed, Sep 2 - Sat, Sep 12

2:30 pm - 6:45 pmPDX Portland-ICN Incheon Intl

36h 15m1 stop Calgary

7:35 pm - 8:50 pmICN Incheon Intl-PDX Portland

17h 15m2 stops Seattle/Tacoma Intl San Francisco

$881Multiple Airlines

Wed, Sep 2 - Sat, Sep 12

7:09 am - 5:30 pmPDX Portland-ICN Incheon Intl

18h 21m1 stop Seattle/Tacoma Intl

7:35 pm - 4:50 pmICN Incheon Intl-PDX Portland

13h 15m1 stop Seattle/Tacoma Intl

$1,098Alaska Airlines

Mon, Sep 7 - Mon, Sep 14

7:00 am - 4:50 pmPDX Portland-ICN Incheon Intl

17h 50m1 stop Seattle/Tacoma Intl

6:45 pm - 9:56 pmICN Incheon Intl-PDX Portland

20h 11m1 stop Seattle/Tacoma Intl

$1,107Delta

Tue, Oct 13 - Mon, Dec 14

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

19h 20m1 stop Seattle/Tacoma Intl

6:45 pm - 5:04 pmICN Incheon Intl-PDX Portland

14h 19m1 stop Seattle/Tacoma Intl

$1,107Delta

Wed, Oct 14 - Thu, Oct 29

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

17h 30m1 stop San Francisco

11:30 am - 6:25 pmICN Incheon Intl-PDX Portland

22h 55m1 stop San Francisco

$1,107United Airlines

Wed, Sep 16 - Wed, Sep 23

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

16h 00m1 stop San Francisco

4:50 pm - 9:00 pmICN Incheon Intl-PDX Portland

20h 10m1 stop San Francisco

$1,107United Airlines

Mon, Oct 5 - Tue, Oct 13

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

$1,124Air Canada

Sat, Nov 7 - Tue, Nov 17

7:40 pm - 5:30 pmPDX Portland-ICN Incheon Intl

29h 50m1 stop Seattle/Tacoma Intl

8:00 pm - 9:52 pmICN Incheon Intl-PDX Portland

18h 52m1 stop Seattle/Tacoma Intl

$1,144Alaska Airlines

Sun, Aug 23 - Fri, Dec 18

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

$1,175Air Canada

Sat, Nov 14 - Wed, Dec 2

Cheap last minute flights

Enter your travel dates to find the best prices.

5:36 pm - 11:00 amPDX Portland-ICN Incheon Intl

25h 24m2 stops San Francisco Taipei City Taiwan Taoyuan Intl

7:45 pm - 10:50 amICN Incheon Intl-PDX Portland

31h 05m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles

$1,153Multiple Airlines

Tue, Aug 11 - Tue, Aug 18

2:30 pm - 6:45 pmPDX Portland-ICN Incheon Intl

36h 15m1 stop Calgary

8:25 am - 4:55 pmICN Incheon Intl-PDX Portland

24h 30m2 stops Tokyo Narita Seattle/Tacoma Intl

$1,159Multiple Airlines

Tue, Aug 11 - Tue, Aug 18

2:49 pm - 11:00 amPDX Portland-ICN Incheon Intl

28h 11m2 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

Sun, Aug 9 - Sat, Aug 22

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

$1,258Air Canada

Mon, Aug 10 - Sun, Sep 20

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

16h 00m1 stop San Francisco

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

21h 55m1 stop San Francisco

$1,386Asiana Airlines

Sun, Aug 9 - Sat, Aug 22

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

15h 21m1 stop Seattle/Tacoma Intl

7:00 pm - 10:02 pmICN Incheon Intl-PDX Portland

19h 02m1 stop Seattle/Tacoma Intl

$1,457Delta

Fri, Aug 7 - Sun, Aug 16

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

15h 21m1 stop Seattle/Tacoma Intl

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

14h 14m1 stop Seattle/Tacoma Intl

$1,557Delta

Fri, Aug 7 - Sun, Aug 30

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

15h 21m1 stop Seattle/Tacoma Intl

7:00 pm - 10:02 pmICN Incheon Intl-PDX Portland

19h 02m1 stop Seattle/Tacoma Intl

$1,557Delta

Fri, Aug 7 - Sun, Aug 16

7:00 am - 4:20 amPDX Portland-ICN Incheon Intl

29h 20m2 stops Chicago O'Hare Intl San Francisco

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

17h 29m1 stop San Francisco

$1,814Asiana Airlines

Fri, Aug 7 - Sun, Aug 16

10:46 am - 4:20 amPDX Portland-ICN Incheon Intl

25h 34m2 stops Chicago O'Hare Intl San Francisco

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

21h 55m1 stop San Francisco

$1,814Asiana Airlines

Fri, Aug 7 - Sun, Aug 16

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WestJet flights from Portland to South Korea

Our best WestJet deals on Portland to South Korea flight tickets

WestJet

Sep 12

PDX2:30 pmPortland

36h 15m

1 stop

ICN6:45 pmIncheon Intl

Oct 17

ICN8:45 pmIncheon Intl

33h 05m

1 stop

PDX1:50 pmPortland

$943

WestJet

Aug 28

PDX2:30 pmPortland

36h 15m

1 stop

ICN6:45 pmIncheon Intl

Sep 13

ICN8:45 pmIncheon Intl

33h 05m

1 stop

PDX1:50 pmPortland

$966

WestJet

Sep 12

PDX2:30 pmPortland

36h 15m

1 stop

ICN6:45 pmIncheon Intl

Oct 17

ICN8:45 pmIncheon Intl

33h 05m

1 stop

PDX1:50 pmPortland

$980

United Airlines flights from Portland to South Korea

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

United Airlines

Aug 19

PDX4:07 pmPortland

20h 13m

2 stops

ICN4:20 amIncheon Intl

Sep 2

ICN11:30 amIncheon Intl

19h 35m

2 stops

PDX3:05 pmPortland

$1,112

United Airlines

Aug 15

PDX4:07 pmPortland

20h 13m

2 stops

ICN4:20 amIncheon Intl

Aug 18

ICN4:50 pmIncheon Intl

17h 29m

1 stop

PDX6:19 pmPortland

$1,337

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 9/2

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Sat 9/12

7:35 pm-8:50 pm

2 stops17h 15m

$879

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 9/2

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Sat 9/12

7:35 pm-8:50 pm

2 stops17h 15m

$881

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 9/7

7:09 am-5:30 pm

1 stop18h 21m

Incheon Intl

Mon 9/14

7:35 pm-4:50 pm

1 stop13h 15m

$1,098

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Tue 10/13

7:00 am-4:50 pm

1 stop17h 50m

Incheon Intl

Mon 12/14

6:45 pm-9:56 pm

1 stop20h 11m

$1,107

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 10/14

5:30 am-4:50 pm

1 stop19h 20m

Incheon Intl

Thu 10/29

6:45 pm-5:04 pm

1 stop14h 19m

$1,107

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Wed 9/16

5:30 am-3:00 pm

1 stop17h 30m

Incheon Intl

Wed 9/23

11:30 am-6:25 pm

1 stop22h 55m

$1,107

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

4:50 pm-9:00 pm

1 stop20h 10m

$1,107

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 11/7

7:10 pm-5:10 pm

1 stop29h 00m

Incheon Intl

Tue 11/17

6:55 pm-6:31 pm

1 stop16h 36m

$1,124

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sun 8/23

7:40 pm-5:30 pm

1 stop29h 50m

Incheon Intl

Fri 12/18

8:00 pm-9:52 pm

1 stop18h 52m

$1,144

Quickest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sat 11/14

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Wed 12/2

6:55 pm-2:41 pm

1 stop12h 46m

$1,175

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 $953.

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 $1,268 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 $1,054 on momondo.

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

Fastest flight time	15h 21m
Direct flights	None

The fastest flight from Portland to South Korea takes 15h 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 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 $161	Free Cancellation	Rating 7.9 12,772 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,429 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 553 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.4 10,072 reviews	Search United Airlines flights
Delta	PriceFrom $916	Free Cancellation	Rating 7.8 8,492 reviews	Search Delta flights
Korean Air	PriceFrom $1,155	Free Cancellation	Rating 8.4 1,222 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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Feeling lucky

Popular cities in South Korea

Flights to Seoulfrom $637

Flights to Jeju Cityfrom $958

Flights to Busanfrom $817

Flights to Daegufrom $1,007

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 $374

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 9/2. 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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Big names and deals

Big names and deals

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Filter for what you want

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WestJet flights from Portland to South Korea

Our best WestJet 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?

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

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