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

Japan Airlines and EVA Air are the most popular carriers operating from Portland to South Korea

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 48% 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 February 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.

$421 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

$636Multiple Airlines

seg, mar 30 - seg, jun 1

9:50 am - 4:05 pm

PDX

ICN

14h 15m

1 stop

8:40 pm - 7:05 pm

ICN

PDX

38h 25m

2 stops

$676Multiple Airlines

qui, abr 30 - qui, mai 28

7:05 pm - 4:05 pm

PDX

ICN

29h 00m

1 stop

8:40 pm - 9:10 am

ICN

PDX

28h 30m

2 stops

$683Multiple Airlines

dom, abr 12 - sáb, abr 25

9:50 am - 4:05 pm

PDX

ICN

14h 15m

1 stop

8:40 pm - 9:30 am

ICN

PDX

28h 50m

2 stops

$705Multiple Airlines

seg, abr 6 - dom, mai 3

7:05 am - 10:05 pm

PDX

GMP

23h 00m

2 stops

12:05 pm - 4:50 pm

GMP

PDX

20h 45m

2 stops

$1,020Japan Airlines

dom, mar 8 - qua, mar 11

7:05 am - 10:05 pm

PDX

GMP

22h 00m

2 stops

7:40 pm - 4:50 pm

GMP

PDX

37h 10m

2 stops

$1,040Japan Airlines

qui, mar 5 - seg, mar 9

5:34 pm - 6:10 pm

PDX

GMP

32h 36m

2 stops

1:50 pm - 11:54 pm

GMP

PDX

26h 04m

2 stops

$1,154EVA Air

dom, ago 2 - sex, ago 21

9:15 am - 8:45 pm

PDX

PUS

19h 30m

2 stops

4:10 pm - 6:15 pm

PUS

PDX

18h 05m

2 stops

$1,311Korean Air

seg, mar 9 - sex, mar 13

5:36 pm - 8:45 pm

PDX

PUS

35h 09m

2 stops

7:00 am - 9:10 pm

PUS

PDX

30h 10m

2 stops

$1,521Delta

sáb, mar 21 - sáb, mar 28

9:00 am - 8:45 pm

PDX

PUS

19h 45m

2 stops

10:40 am - 4:10 pm

PUS

PDX

21h 30m

2 stops

$1,523Korean Air

qua, jun 10 - qua, jul 8

United Airlines flights from Portland to South Korea

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

United Airlines

Feb 26

PDX7:30 amPortland

15h 45m

1 stop

ICN4:15 pmIncheon Intl

Mar 5

ICN12:45 pmIncheon Intl

23h 02m

1 stop

PDX6:47 pmPortland

$887

United Airlines

Mar 1

PDX7:57 pmPortland

16h 43m

1 stop

ICN5:40 amIncheon Intl

Mar 7

ICN6:00 pmIncheon Intl

14h 04m

1 stop

PDX3:04 pmPortland

$987

United Airlines

Mar 8

PDX4:03 pmPortland

20h 37m

2 stops

ICN4:40 amIncheon Intl

Mar 11

ICN5:00 pmIncheon Intl

20h 10m

2 stops

PDX9:10 pmPortland

$1,000

Air Canada flights from Portland to South Korea

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

Air Canada

Mar 30

PDX7:05 pmPortland

29h 00m

1 stop

ICN4:05 pmIncheon Intl

Jun 1

ICN5:45 pmIncheon Intl

17h 20m

1 stop

PDX7:05 pmPortland

$794

Air Canada

Apr 6

PDX7:05 pmPortland

29h 00m

1 stop

ICN4:05 pmIncheon Intl

Apr 16

ICN5:45 pmIncheon Intl

16h 45m

1 stop

PDX6:30 pmPortland

$795

Air Canada

Mar 1

PDX3:15 pmPortland

32h 55m

1 stop

ICN5:10 pmIncheon Intl

Mar 16

ICN5:55 pmIncheon Intl

31h 20m

1 stop

PDX9:15 amPortland

$821

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

seg 3/30

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

seg 6/1

8:40 pm-9:30 am

2 stops28h 50m

$636

PortlandIncheon

PDX - ICN

PDXICN

Portland

qui 4/30

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

qui 5/28

8:40 pm-7:05 pm

2 stops38h 25m

$676

PortlandIncheon

PDX - ICN

PDXICN

Portland

dom 4/12

7:05 pm-4:05 pm

1 stop29h 00m

Incheon Intl

sáb 4/25

8:40 pm-9:10 am

2 stops28h 30m

$683

PortlandIncheon

PDX - ICN

PDXICN

Portland

seg 4/6

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

dom 5/3

8:40 pm-9:30 am

2 stops28h 50m

$705

PortlandSeoul

PDX - GMP

PDXGMP

Portland

dom 3/8

7:05 am-10:05 pm

2 stops23h 00m

Seoul Gimpo Intl

qua 3/11

12:05 pm-4:50 pm

2 stops20h 45m

$1,020

PortlandSeoul

PDX - GMP

PDXGMP

Portland

qui 3/5

7:05 am-10:05 pm

2 stops22h 00m

Seoul Gimpo Intl

seg 3/9

7:40 pm-4:50 pm

2 stops37h 10m

$1,040

PortlandSeoul

PDX - GMP

PDXGMP

Portland

dom 8/2

5:34 pm-6:10 pm

2 stops32h 36m

Seoul Gimpo Intl

sex 8/21

1:50 pm-11:54 pm

2 stops26h 04m

$1,154

PortlandBusan

PDX - PUS

PDXPUS

Portland

seg 3/9

9:15 am-8:45 pm

2 stops19h 30m

Busan Gimhae

sex 3/13

4:10 pm-6:15 pm

2 stops18h 05m

$1,311

PortlandBusan

PDX - PUS

PDXPUS

Portland

sáb 3/21

5:36 pm-8:45 pm

2 stops35h 09m

Busan Gimhae

sáb 3/28

7:00 am-9:10 pm

2 stops30h 10m

$1,521

PortlandBusan

PDX - PUS

PDXPUS

Portland

qua 6/10

9:00 am-8:45 pm

2 stops19h 45m

Busan Gimhae

qua 7/8

10:40 am-4:10 pm

2 stops21h 30m

$1,523

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 January is also cheap. Prices for this month can be found on momondo for an average of $938.

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 $1,156 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	13h 48m
Direct flights	None

The fastest flight from Portland to South Korea takes 13h 48m

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 February 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 $799	Free Cancellation	Rating 7.1 10,739 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $815	Free Cancellation	Rating 8.0 11,937 reviews	Search Alaska Airlines flights
Delta	PriceFrom $849	Free Cancellation	Rating 7.9 8,234 reviews	Search Delta flights
United Airlines	PriceFrom $907	Free Cancellation	Rating 7.4 9,342 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $914	Free Cancellation	Rating 8.1 504 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,082	Free Cancellation	Rating 8.4 1,195 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 $603

Flights to Jeju Cityfrom $817

Flights to Busanfrom $652

Flights to Daegufrom $921

Flights to Yeosu

Flights to Gwangjufrom $1,799

Flights to Jinjufrom $1,747

Flights to Muan

Flights to Ulsanfrom $971

Cheap flights from Portland to South Korea from $421

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 3/6. 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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United Airlines flights from Portland to South Korea

Our best United 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?

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

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.

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According to popular flight searches on momondo this year