What is the cheapest airline that flies from Portland to South Korea?

WestJet is the most popular carrier operating from Portland to South Korea

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.

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 July 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.

$432 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 pm

PDX

ICN

36h 15m

1 stop

1:30 pm - 9:25 am

ICN

PDX

35h 55m

2 stops

$777Multiple Airlines

Sun, Aug 9 - Tue, Sep 8

7:03 am - 9:40 pm

PDX

ICN

22h 37m

1 stop

7:15 pm - 8:35 pm

ICN

PDX

17h 20m

1 stop

$849Multiple Airlines

Wed, Aug 26 - Wed, Sep 2

6:50 pm - 5:30 pm

PDX

ICN

30h 40m

2 stops

7:35 pm - 8:50 pm

ICN

PDX

17h 15m

2 stops

$1,021Alaska Airlines

Sat, Sep 19 - Sat, Sep 26

5:50 pm - 5:35 pm

PDX

ICN

30h 45m

2 stops

8:00 pm - 9:46 am

ICN

PDX

30h 46m

2 stops

$1,021Alaska Airlines

Wed, Nov 18 - Fri, Dec 4

7:45 pm - 4:05 pm

PDX

ICN

28h 20m

1 stop

6:55 pm - 8:46 pm

ICN

PDX

18h 51m

1 stop

$1,022Air Canada

Tue, Oct 13 - Mon, Dec 14

7:45 pm - 4:05 pm

PDX

ICN

28h 20m

1 stop

5:45 pm - 7:11 pm

ICN

PDX

17h 26m

1 stop

$1,060Air Canada

Thu, Sep 10 - Wed, Sep 16

11:15 am - 3:00 pm

PDX

ICN

35h 45m

1 stop

5:15 pm - 3:03 pm

ICN

PDX

37h 48m

2 stops

$1,097United Airlines

Sun, Sep 13 - Tue, Sep 29

7:05 am - 4:50 pm

PDX

ICN

17h 45m

1 stop

7:00 pm - 5:14 pm

ICN

PDX

14h 14m

1 stop

$1,098Delta

Thu, Aug 20 - Thu, Aug 27

7:05 am - 4:50 pm

PDX

ICN

17h 45m

1 stop

7:00 pm - 5:14 pm

ICN

PDX

14h 14m

1 stop

$1,098Delta

Mon, Aug 17 - Thu, Aug 27

5:36 am - 4:15 pm

PDX

ICN

17h 39m

1 stop

6:00 pm - 12:54 am

ICN

PDX

23h 54m

1 stop

$1,107United Airlines

Mon, Nov 16 - Thu, Dec 3

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Air Canada flights from Portland to South Korea

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

Air Canada

Aug 5

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Aug 15

ICN5:45 pmIncheon Intl

31h 46m

1 stop

PDX9:31 amPortland

$1,329

Air Canada

Aug 9

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Aug 22

ICN5:45 pmIncheon Intl

17h 26m

1 stop

PDX7:11 pmPortland

$1,335

Air Canada

Aug 7

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Aug 16

ICN7:45 pmIncheon Intl

29h 46m

2 stops

PDX9:31 amPortland

$1,430

Asiana Airlines flights from Portland to South Korea

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

Asiana Airlines

Aug 5

PDX7:45 pmPortland

28h 20m

1 stop

ICN4:05 pmIncheon Intl

Aug 11

ICN5:45 pmIncheon Intl

31h 46m

1 stop

PDX9:31 amPortland

$1,280

Asiana Airlines

Aug 7

PDX5:00 amPortland

31h 20m

2 stops

ICN4:20 amIncheon Intl

Aug 16

ICN11:30 amIncheon Intl

14h 41m

1 stop

PDX10:11 amPortland

$1,390

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 8/9

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Tue 9/8

1:30 pm-9:25 am

2 stops35h 55m

$777

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 8/26

7:03 am-9:40 pm

1 stop22h 37m

Incheon Intl

Wed 9/2

7:15 pm-8:35 pm

1 stop17h 20m

$849

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 9/19

6:50 pm-5:30 pm

2 stops30h 40m

Incheon Intl

Sat 9/26

7:35 pm-8:50 pm

2 stops17h 15m

$1,021

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 11/18

5:50 pm-5:35 pm

2 stops30h 45m

Incheon Intl

Fri 12/4

8:00 pm-9:46 am

2 stops30h 46m

$1,021

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 10/13

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Mon 12/14

6:55 pm-8:46 pm

1 stop18h 51m

$1,022

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 9/10

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Wed 9/16

5:45 pm-7:11 pm

1 stop17h 26m

$1,060

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 9/13

11:15 am-3:00 pm

1 stop35h 45m

Incheon Intl

Tue 9/29

5:15 pm-3:03 pm

2 stops37h 48m

$1,097

Quickest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 8/20

7:05 am-4:50 pm

1 stop17h 45m

Incheon Intl

Thu 8/27

7:00 pm-5:14 pm

1 stop14h 14m

$1,098

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 8/17

7:05 am-4:50 pm

1 stop17h 45m

Incheon Intl

Thu 8/27

7:00 pm-5:14 pm

1 stop14h 14m

$1,098

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 11/16

5:36 am-4:15 pm

1 stop17h 39m

Incheon Intl

Thu 12/3

6:00 pm-12:54 am

1 stop23h 54m

$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 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 $1,260 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 $1,047 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 July 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 12,731 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,407 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 555 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.4 10,051 reviews	Search United Airlines flights
Delta	PriceFrom $916	Free Cancellation	Rating 7.8 8,487 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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Popular cities in South Korea

Flights to Seoulfrom $639

Flights to Jeju Cityfrom $842

Flights to Busanfrom $835

Flights to Daegufrom $955

Flights to Gwangjufrom $962

Flights to Yeosu

Flights to Jinjufrom $1,461

Flights to Muan

Cheap flights from Portland to South Korea from $432

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 9/15. 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

Asiana Airlines flights from Portland to South Korea

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

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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