What airlines fly to South Korea?

Air Canada, Delta and Korean Air 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 40% 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?

Japan Airlines 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 March 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.

$429 Cheap Flights from Portland to South Korea in 2026

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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.

9:50 am - 4:05 pm

PDX

ICN

14h 15m

1 stop

8:40 pm - 9:30 am

ICN

PDX

28h 50m

2 stops

$761Multiple Airlines

Wed, Apr 15 - Wed, Jun 10

10:10 am - 4:05 pm

PDX

ICN

13h 55m

1 stop

8:40 pm - 9:31 am

ICN

PDX

28h 51m

2 stops

$771Multiple Airlines

Tue, Sep 1 - Tue, Sep 15

7:05 pm - 4:05 pm

PDX

ICN

29h 00m

1 stop

5:45 pm - 2:40 pm

ICN

PDX

12h 55m

1 stop

$852Air Canada

Sun, Apr 5 - Tue, Apr 21

7:05 pm - 4:05 pm

PDX

ICN

29h 00m

1 stop

5:45 pm - 6:30 pm

ICN

PDX

16h 45m

1 stop

$856Air Canada

Sun, Apr 5 - Tue, Apr 21

7:00 am - 9:15 pm

PDX

GMP

22h 15m

2 stops

8:00 am - 4:50 pm

GMP

PDX

24h 50m

2 stops

$1,131Japan Airlines

Wed, Sep 2 - Wed, Sep 9

7:05 am - 9:15 pm

PDX

GMP

22h 10m

2 stops

8:00 am - 4:30 pm

GMP

PDX

24h 30m

2 stops

$1,179Japan Airlines

Mon, Apr 13 - Mon, Apr 20

10:42 am - 8:45 pm

PDX

PUS

18h 03m

2 stops

10:40 am - 6:08 pm

PUS

PDX

23h 28m

2 stops

$1,386Korean Air

Thu, Apr 23 - Mon, Apr 27

5:45 pm - 8:45 pm

PDX

PUS

35h 00m

2 stops

4:30 pm - 4:33 pm

PUS

PDX

16h 03m

2 stops

$1,525Delta

Sat, Jun 27 - Thu, Jul 9

11:10 am - 9:30 am

PDX

PUS

30h 20m

2 stops

7:00 am - 8:49 pm

PUS

PDX

29h 49m

2 stops

$1,529Delta

Fri, Jul 10 - Tue, Jul 21

10:42 am - 8:45 pm

PDX

PUS

18h 03m

2 stops

10:40 am - 6:08 pm

PUS

PDX

23h 28m

2 stops

$1,552Korean Air

Thu, Apr 23 - Mon, Apr 27

Air Canada flights from Portland to South Korea

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

Air Canada

Apr 5

PDX7:05 pmPortland

29h 00m

1 stop

ICN4:05 pmIncheon Intl

Apr 21

ICN5:45 pmIncheon Intl

12h 55m

1 stop

PDX2:40 pmPortland

$852

Air Canada

Apr 5

PDX7:05 pmPortland

29h 00m

1 stop

ICN4:05 pmIncheon Intl

Apr 21

ICN5:45 pmIncheon Intl

16h 45m

1 stop

PDX6:30 pmPortland

$856

Air Canada

Apr 13

PDX9:50 amPortland

14h 15m

1 stop

ICN4:05 pmIncheon Intl

Apr 23

ICN5:45 pmIncheon Intl

16h 45m

1 stop

PDX6:30 pmPortland

$870

Asiana Airlines flights from Portland to South Korea

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

Asiana Airlines

Aug 31

PDX10:10 amPortland

13h 55m

1 stop

ICN4:05 pmIncheon Intl

Sep 9

ICN5:45 pmIncheon Intl

17h 21m

1 stop

PDX7:06 pmPortland

$910

Asiana Airlines

Apr 18

PDX9:50 amPortland

14h 15m

1 stop

ICN4:05 pmIncheon Intl

Apr 23

ICN5:45 pmIncheon Intl

12h 55m

1 stop

PDX2:40 pmPortland

$947

Asiana Airlines

Mar 25

PDX7:49 pmPortland

16h 51m

1 stop

ICN4:40 amIncheon Intl

Apr 6

ICN11:30 amIncheon Intl

25h 18m

1 stop

PDX8:48 pmPortland

$1,468

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 4/15

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Wed 6/10

8:40 pm-9:30 am

2 stops28h 50m

$761

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/1

10:10 am-4:05 pm

1 stop13h 55m

Incheon Intl

Tue 9/15

8:40 pm-9:31 am

2 stops28h 51m

$771

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 4/5

7:05 pm-4:05 pm

1 stop29h 00m

Incheon Intl

Tue 4/21

5:45 pm-2:40 pm

1 stop12h 55m

$852

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 4/5

7:05 pm-4:05 pm

1 stop29h 00m

Incheon Intl

Tue 4/21

5:45 pm-6:30 pm

1 stop16h 45m

$856

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Wed 9/2

7:00 am-9:15 pm

2 stops22h 15m

Seoul Gimpo Intl

Wed 9/9

8:00 am-4:50 pm

2 stops24h 50m

$1,131

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 4/13

7:05 am-9:15 pm

2 stops22h 10m

Seoul Gimpo Intl

Mon 4/20

8:00 am-4:30 pm

2 stops24h 30m

$1,179

Quickest round-trip

PortlandBusan

PDX - PUS

PDXPUS

Portland

Thu 4/23

10:42 am-8:45 pm

2 stops18h 03m

Busan Gimhae

Mon 4/27

10:40 am-6:08 pm

2 stops23h 28m

$1,386

PortlandBusan

PDX - PUS

PDXPUS

Portland

Sat 6/27

5:45 pm-8:45 pm

2 stops35h 00m

Busan Gimhae

Thu 7/9

4:30 pm-4:33 pm

2 stops16h 03m

$1,525

PortlandBusan

PDX - PUS

PDXPUS

Portland

Fri 7/10

11:10 am-9:30 am

2 stops30h 20m

Busan Gimhae

Tue 7/21

7:00 am-8:49 pm

2 stops29h 49m

$1,529

PortlandBusan

PDX - PUS

PDXPUS

Portland

Thu 4/23

10:42 am-8:45 pm

2 stops18h 03m

Busan Gimhae

Mon 4/27

10:40 am-6:08 pm

2 stops23h 28m

$1,552

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 $916.

How far in advance should I book a flight 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 $1,196 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 $937 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	14h 15m
Direct flights	None

The fastest flight from Portland to South Korea takes 14h 15m

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

Search flight deals

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 March 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
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 10,813 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $815	Free Cancellation	Rating 7.9 12,062 reviews	Search Alaska Airlines flights
Delta	PriceFrom $849	Free Cancellation	Rating 7.9 8,288 reviews	Search Delta flights
United Airlines	PriceFrom $910	Free Cancellation	Rating 7.4 9,435 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $914	Free Cancellation	Rating 8.1 507 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,082	Free Cancellation	Rating 8.4 1,202 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 $552

Flights to Jeju Cityfrom $856

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Flights to Ulsanfrom $1,876

Flights to Gwangjufrom $1,756

Flights to Jinjufrom $1,747

Flights to Muan

Cheap flights from Portland to South Korea from $429

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 4/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Portland to South Korea

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

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

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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 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

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

Fastest flight time

Direct flights

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