What airlines fly to South Korea?

Air Canada, Korean Air and Delta 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 55% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 8 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?

Air Canada, Alaska Airlines, and American 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 8 as of November 2025.

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.

$318 Cheap Flights from Portland to South Korea in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

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

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.

7:00 am - 1:25 pmPDX-ICN

37h 25m2 stops

6:55 pm - 4:50 pmICN-PDX

14h 55m1 stop

$749Multiple Airlines

Find Deal

Mon, Dec 8 - Wed, Dec 10

9:50 am - 5:10 pmPDX-ICN

14h 20m1 stop

2:35 pm - 6:30 pmICN-PDX

20h 55m2 stops

$769Multiple Airlines

Find Deal

Mon, Nov 17 - Thu, Nov 27

5:40 pm - 1:10 pmPDX-ICN

50h 30m2 stops

6:55 pm - 4:28 pmICN-PDX

14h 33m1 stop

$770Multiple Airlines

Find Deal

Fri, Feb 6 - Fri, Feb 20

7:00 pm - 5:10 pmPDX-ICN

29h 10m1 stop

6:55 pm - 6:30 pmICN-PDX

16h 35m1 stop

$813Air Canada

Find Deal

Sun, Nov 16 - Tue, Dec 2

11:30 am - 6:35 pmPDX-ICN

15h 05m1 stop

8:35 pm - 10:21 pmICN-PDX

17h 46m1 stop

$816Alaska Airlines

Find Deal

Thu, Apr 16 - Mon, Apr 20

1:38 pm - 6:35 pmPDX-ICN

35h 57m1 stop

8:35 pm - 10:46 pmICN-PDX

19h 11m1 stop

$821Alaska Airlines

Find Deal

Tue, Jan 20 - Thu, Feb 5

9:50 am - 4:05 pmPDX-ICN

14h 15m1 stop

5:45 pm - 2:45 pmICN-PDX

13h 00m1 stop

$827Air Canada

Find Deal

Thu, Apr 30 - Thu, May 28

7:10 am - 8:45 pmPDX-PUS

20h 35m2 stops

4:10 pm - 6:16 pmPUS-PDX

19h 06m2 stops

$1,320Korean Air

Find Deal

Mon, Feb 2 - Fri, Feb 27

9:40 am - 8:45 pmPDX-PUS

19h 05m2 stops

4:30 pm - 11:53 pmPUS-PDX

23h 23m2 stops

$1,359Delta

Find Deal

Sat, Apr 18 - Wed, Apr 22

7:10 am - 8:45 pmPDX-PUS

20h 35m2 stops

12:00 pm - 4:30 pmPUS-PDX

21h 30m2 stops

$4,714Korean Air

Find Deal

Tue, Jan 6 - Fri, Jan 16

Air Canada flights from Portland to South Korea

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

Air Canada

Nov 9

PDX7:00 pmPortland

29h 10m

1 stop

ICN5:10 pmIncheon Intl

Nov 24

ICN6:55 pmIncheon Intl

12h 45m

1 stop

PDX2:40 pmPortland

$812

Find similar

Air Canada

Nov 16

PDX7:00 pmPortland

29h 10m

1 stop

ICN5:10 pmIncheon Intl

Dec 2

ICN6:55 pmIncheon Intl

16h 35m

1 stop

PDX6:30 pmPortland

$813

Find similar

Air Canada

Apr 30

PDX9:50 amPortland

14h 15m

1 stop

ICN4:05 pmIncheon Intl

May 28

ICN5:45 pmIncheon Intl

13h 00m

1 stop

PDX2:45 pmPortland

$827

Find similar

Alaska Airlines flights from Portland to South Korea

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

Alaska Airlines

Apr 16

PDX11:30 amPortland

15h 05m

1 stop

ICN6:35 pmIncheon Intl

Apr 20

ICN8:35 pmIncheon Intl

17h 46m

1 stop

PDX10:21 pmPortland

$816

Find similar

Alaska Airlines

Jan 20

PDX1:38 pmPortland

35h 57m

1 stop

ICN6:35 pmIncheon Intl

Feb 5

ICN8:35 pmIncheon Intl

19h 11m

1 stop

PDX10:46 pmPortland

$821

Find similar

Alaska Airlines

Jan 24

PDX6:00 amPortland

19h 35m

1 stop

ICN6:35 pmIncheon Intl

Feb 2

ICN8:35 pmIncheon Intl

20h 34m

1 stop

PDX12:09 amPortland

$851

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 12/8

7:00 am-1:25 pm

2 stops37h 25m

Incheon Intl

Wed 12/10

6:55 pm-4:50 pm

1 stop14h 55m

$749

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 11/17

9:50 am-5:10 pm

1 stop14h 20m

Incheon Intl

Thu 11/27

2:35 pm-6:30 pm

2 stops20h 55m

$769

PortlandIncheon

PDX - ICN

PDXICN

Portland

Fri 2/6

5:40 pm-1:10 pm

2 stops50h 30m

Incheon Intl

Fri 2/20

6:55 pm-4:28 pm

1 stop14h 33m

$770

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 11/16

7:00 pm-5:10 pm

1 stop29h 10m

Incheon Intl

Tue 12/2

6:55 pm-6:30 pm

1 stop16h 35m

$813

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 4/16

11:30 am-6:35 pm

1 stop15h 05m

Incheon Intl

Mon 4/20

8:35 pm-10:21 pm

1 stop17h 46m

$816

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 1/20

1:38 pm-6:35 pm

1 stop35h 57m

Incheon Intl

Thu 2/5

8:35 pm-10:46 pm

1 stop19h 11m

$821

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 4/30

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Thu 5/28

5:45 pm-2:45 pm

1 stop13h 00m

$827

PortlandBusan

PDX - PUS

PDXPUS

Portland

Mon 2/2

7:10 am-8:45 pm

2 stops20h 35m

Busan Gimhae

Fri 2/27

4:10 pm-6:16 pm

2 stops19h 06m

$1,320

PortlandBusan

PDX - PUS

PDXPUS

Portland

Sat 4/18

9:40 am-8:45 pm

2 stops19h 05m

Busan Gimhae

Wed 4/22

4:30 pm-11:53 pm

2 stops23h 23m

$1,359

PortlandBusan

PDX - PUS

PDXPUS

Portland

Tue 1/6

7:10 am-8:45 pm

2 stops20h 35m

Busan Gimhae

Fri 1/16

12:00 pm-4:30 pm

2 stops21h 30m

$4,714

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 March is also cheap. Prices for this month can be found on momondo for an average of $961.

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Portland is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,190. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Portland to South Korea for around $1,498.

What is the cheapest time of day to depart on your flight to South Korea?

Flying to South Korea from Portland in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,179 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,565 on average. Flights to South Korea from Portland in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $1,172 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 $989 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

Direct flights	None

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 8 as of November 2025.
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
Hawaiian Airlines	PriceFrom $767	Free Cancellation	Rating 7.8 2,804 reviews	Search Hawaiian Airlines flights
Air Canada	PriceFrom $809	Free Cancellation	Rating 7.1 10,416 reviews	Search Air Canada flights
China Eastern	PriceFrom $822	Free Cancellation	Rating 7.2 174 reviews	Search China Eastern flights
Alaska Airlines	PriceFrom $847	Free Cancellation	Rating 8.0 11,246 reviews	Search Alaska Airlines flights
Delta	PriceFrom $849	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
United Airlines	PriceFrom $907	Free Cancellation	Rating 7.4 9,007 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $912	Free Cancellation	Rating 8.2 485 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,082	Free Cancellation	Rating 8.4 1,160 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

Sat 12/6

Sat 12/13

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 in South Korea

Flights to Seoulfrom $563

Flights to Jeju Cityfrom $699

Flights to Busanfrom $680

Flights to Daegufrom $978

Flights to Gwangjufrom $3,408

Flights to Yeosu

Flights to Ulsanfrom $2,240

Flights to Jinjufrom $1,501

Flights to Muan

Cheap flights from Portland to South Korea from $318

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 2/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Find the cheapest flights from Portland to South Korea

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Air Canada flights from Portland to South Korea

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

Alaska Airlines flights from Portland to South Korea

Our best Alaska 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

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

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 March is also cheap. Prices for this month can be found on momondo for an average of $961.

What is the cheapest day to depart on your flight to South Korea?

What is the cheapest time of day to depart on your flight 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?

Air Canada, Alaska Airlines, and American Airlines are the most popular carriers operating 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

Direct flights

When did momondo last update prices for flights from Portland Airport to South Korea?

How many operators does momondo search for flights from Portland Airport to South Korea?

How old do you have to be to fly from Portland Airport to South Korea?

What documentation or ID do you need to fly 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?

Why should I use momondo to find a flight deal from Portland to South Korea?

Can I find flights from Portland to South Korea with flexible booking policies on momondo?

How can momondo help me find flights from Portland to South Korea?

I’m not ready to book a flight from Portland to South Korea right now. Can momondo alert me if prices change?

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