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?

Delta, 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 May 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.

$382 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.

2:30 pm - 6:45 pm

PDX

ICN

36h 15m

1 stop

1:20 pm - 9:25 am

ICN

PDX

37h 05m

2 stops

$890Multiple Airlines

Wed, Aug 19 - Sun, Dec 20

2:30 pm - 6:45 pm

PDX

ICN

36h 15m

1 stop

8:45 pm - 1:50 pm

ICN

PDX

33h 05m

1 stop

$896WestJet

Tue, Aug 18 - Tue, Sep 22

2:30 pm - 6:45 pm

PDX

ICN

36h 15m

1 stop

8:45 pm - 1:50 pm

ICN

PDX

33h 05m

1 stop

$942WestJet

Tue, Aug 18 - Tue, Sep 22

5:00 am - 5:05 pm

PDX

ICN

44h 05m

2 stops

12:20 am - 8:48 pm

ICN

PDX

37h 28m

2 stops

$976Multiple Airlines

Mon, Aug 17 - Sat, Dec 19

10:10 am - 10:25 pm

PDX

GMP

20h 15m

2 stops

8:10 am - 9:31 am

GMP

PDX

41h 21m

2 stops

$1,322Asiana Airlines

Mon, Aug 24 - Mon, Aug 31

7:15 am - 10:05 pm

PDX

GMP

22h 50m

2 stops

12:05 pm - 4:34 pm

GMP

PDX

21h 29m

2 stops

$1,341Japan Airlines

Mon, Oct 26 - Wed, Nov 4

1:14 pm - 7:45 am

PDX

PUS

26h 31m

2 stops

8:45 am - 1:25 pm

PUS

PDX

20h 40m

2 stops

$1,346Asiana Airlines

Wed, Jul 29 - Wed, Aug 19

7:37 pm - 11:30 am

PDX

PUS

23h 53m

2 stops

12:30 pm - 9:59 pm

PUS

PDX

25h 29m

2 stops

$1,361STARLUX Airlines

Sat, Oct 17 - Wed, Oct 21

7:03 am - 9:15 pm

PDX

GMP

22h 12m

2 stops

7:15 pm - 1:37 pm

GMP

PDX

34h 22m

2 stops

$1,396Japan Airlines

Tue, Sep 1 - Tue, Sep 8

9:32 pm - 5:55 pm

PDX

PUS

28h 23m

2 stops

6:55 pm - 7:50 pm

PUS

PDX

40h 55m

2 stops

$1,421STARLUX Airlines

Fri, Sep 11 - Tue, Sep 15

Alaska Airlines flights from Portland to South Korea

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

Alaska Airlines

Jun 3

PDX7:25 pmPortland

30h 05m

1 stop

ICN5:30 pmIncheon Intl

Jun 24

ICN7:35 pmIncheon Intl

20h 17m

2 stops

PDX11:52 pmPortland

$1,238

Alaska Airlines

Jun 3

PDX5:50 pmPortland

31h 40m

1 stop

ICN5:30 pmIncheon Intl

Jun 24

ICN7:35 pmIncheon Intl

20h 17m

2 stops

PDX11:52 pmPortland

$1,243

Alaska Airlines

Jun 11

PDX9:19 amPortland

16h 11m

1 stop

ICN5:30 pmIncheon Intl

Jun 17

ICN7:35 pmIncheon Intl

37h 20m

1 stop

PDX4:55 pmPortland

$1,572

Asiana Airlines flights from Portland to South Korea

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

Asiana Airlines

Jun 3

PDX12:33 pmPortland

34h 47m

1 stop

ICN3:20 pmIncheon Intl

Jun 24

ICN12:40 pmIncheon Intl

20h 07m

1 stop

PDX4:47 pmPortland

$1,266

Asiana Airlines

Aug 24

PDX10:10 amPortland

20h 15m

2 stops

GMP10:25 pmSeoul Gimpo Intl

Aug 31

GMP8:10 amSeoul Gimpo Intl

41h 21m

2 stops

PDX9:31 amPortland

$1,322

Asiana Airlines

Jul 29

PDX1:14 pmPortland

26h 31m

2 stops

PUS7:45 amBusan Gimhae

Aug 19

PUS8:45 amBusan Gimhae

20h 40m

2 stops

PDX1:25 pmPortland

$1,346

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 8/19

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Sun 12/20

1:20 pm-9:25 am

2 stops37h 05m

$890

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 8/18

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Tue 9/22

8:45 pm-1:50 pm

1 stop33h 05m

$896

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 8/18

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Tue 9/22

8:45 pm-1:50 pm

1 stop33h 05m

$942

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 8/17

5:00 am-5:05 pm

2 stops44h 05m

Incheon Intl

Sat 12/19

12:20 am-8:48 pm

2 stops37h 28m

$976

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 8/24

10:10 am-10:25 pm

2 stops20h 15m

Seoul Gimpo Intl

Mon 8/31

8:10 am-9:31 am

2 stops41h 21m

$1,322

Quickest round-trip

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 10/26

7:15 am-10:05 pm

2 stops22h 50m

Seoul Gimpo Intl

Wed 11/4

12:05 pm-4:34 pm

2 stops21h 29m

$1,341

PortlandBusan

PDX - PUS

PDXPUS

Portland

Wed 7/29

1:14 pm-7:45 am

2 stops26h 31m

Busan Gimhae

Wed 8/19

8:45 am-1:25 pm

2 stops20h 40m

$1,346

PortlandBusan

PDX - PUS

PDXPUS

Portland

Sat 10/17

7:37 pm-11:30 am

2 stops23h 53m

Busan Gimhae

Wed 10/21

12:30 pm-9:59 pm

2 stops25h 29m

$1,361

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 9/1

7:03 am-9:15 pm

2 stops22h 12m

Seoul Gimpo Intl

Tue 9/8

7:15 pm-1:37 pm

2 stops34h 22m

$1,396

PortlandBusan

PDX - PUS

PDXPUS

Portland

Fri 9/11

9:32 pm-5:55 pm

2 stops28h 23m

Busan Gimhae

Tue 9/15

6:55 pm-7:50 pm

2 stops40h 55m

$1,421

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 January, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $169.

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 $1,239 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 $843 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 28m
Direct flights	None

The fastest flight from Portland to South Korea takes 14h 28m

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 May 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 11,107 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $815	Free Cancellation	Rating 7.9 12,440 reviews	Search Alaska Airlines flights
Delta	PriceFrom $849	Free Cancellation	Rating 7.9 8,412 reviews	Search Delta flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 535 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $910	Free Cancellation	Rating 7.4 9,768 reviews	Search United Airlines flights
Korean Air	PriceFrom $1,155	Free Cancellation	Rating 8.4 1,217 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 $562

Flights to Jeju Cityfrom $945

Flights to Busanfrom $690

Flights to Daegufrom $967

Flights to Gwangjufrom $1,261

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Flights to Ulsanfrom $1,066

Flights to Jinjufrom $1,461

Flights to Muan

Cheap flights from Portland to South Korea from $382

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 8/23. 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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Alaska Airlines flights from Portland to South Korea

Our best Alaska Airlines 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 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

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

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