Which layover airport has the shortest connection time from Portland to Seoul?

San Francisco (SFO) has the shortest average layover time for this route: 1h 16m.

Which airport is the most popular layover for flights between Portland and Seoul?

Vancouver (YVR) was the most common stop: 68% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Portland to Seoul?

Alaska Airlines, Air Canada, and United Airlines are the most popular carriers operating from Portland to Seoul

Which layover airport has the shortest travel time from Portland to Seoul?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 15h 30m.

Which layover airport offers the lowest fares from Portland to Seoul?

Flights via Seattle (SEA) offer the lowest average round-trip price of $957.

What airlines fly to Seoul?

Air Canada, Delta and Korean Air are the top three most popular airlines that fly to Seoul from Portland according to our data. Air Canada is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 7 different airlines that fly to Seoul 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 Seoul?

Prices for flights from Portland Airport to Seoul were last updated today.

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

As of November 2025, there are 7 operators available to choose from for flights from Portland Airport to Seoul.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Seoul.

What documentation or ID do you need to fly to Seoul?

The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$383 Cheap Flights from Portland to Seoul 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 Seoul

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:38 pm - 6:35 pmPDX-ICN

34h 57m1 stop

8:35 pm - 10:46 pmICN-PDX

19h 11m1 stop

$758Alaska Airlines

Find Deal

Sat, Jan 17 - Sun, Jan 25

10:36 am - 8:30 pmPDX-ICN

16h 54m1 stop

9:20 pm - 8:53 amICN-PDX

52h 33m2 stops

$793Multiple Airlines

Find Deal

Wed, Dec 3 - Thu, Dec 11

9:50 am - 10:50 pmPDX-ICN

20h 00m2 stops

6:55 pm - 6:30 pmICN-PDX

16h 35m1 stop

$797Multiple Airlines

Find Deal

Mon, Dec 1 - Thu, Dec 11

10:36 am - 8:30 pmPDX-ICN

16h 54m1 stop

9:20 pm - 4:37 pmICN-PDX

36h 17m2 stops

$805Multiple Airlines

Find Deal

Wed, Dec 3 - Sun, Dec 7

7:10 am - 6:35 pmPDX-ICN

18h 25m1 stop

8:35 pm - 8:47 pmICN-PDX

17h 12m1 stop

$808Alaska Airlines

Find Deal

Fri, Jan 16 - Sun, Jan 25

3:15 pm - 4:00 pmPDX-ICN

31h 45m1 stop

6:55 pm - 2:40 pmICN-PDX

12h 45m1 stop

$813Air Canada

Find Deal

Mon, Dec 1 - Thu, Dec 11

5:32 pm - 12:30 pmPDX-ICN

49h 58m2 stops

6:55 pm - 9:50 amICN-PDX

31h 55m1 stop

$814Multiple Airlines

Find Deal

Sun, Dec 7 - Mon, Dec 15

6:00 am - 6:35 pmPDX-ICN

19h 35m1 stop

8:35 pm - 6:05 pmICN-PDX

14h 30m1 stop

$816Alaska Airlines

Find Deal

Fri, Jan 30 - Fri, Feb 27

7:20 am - 10:05 pmPDX-GMP

21h 45m2 stops

8:00 am - 4:50 pmGMP-PDX

25h 50m2 stops

$929Japan Airlines

Find Deal

Tue, Jan 20 - Thu, Feb 5

7:20 am - 10:05 pmPDX-GMP

21h 45m2 stops

12:05 pm - 12:44 pmGMP-PDX

17h 39m2 stops

$935Japan Airlines

Find Deal

Tue, Feb 3 - Thu, Feb 26

Air Canada flights from Portland to Seoul

Our best Air Canada deals on Portland to Seoul flight tickets

Air Canada

Dec 1

PDX3:15 pmPortland

31h 45m

1 stop

ICN4:00 pmIncheon Intl

Dec 11

ICN6:55 pmIncheon Intl

12h 45m

1 stop

PDX2:40 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

Air Canada

Nov 18

PDX9:50 amPortland

14h 20m

1 stop

ICN5:10 pmIncheon Intl

Dec 1

ICN6:55 pmIncheon Intl

16h 35m

1 stop

PDX6:30 pmPortland

$831

Find similar

Cathay Pacific flights from Portland to Seoul

Our best Cathay Pacific deals on Portland to Seoul flight tickets

Cathay Pacific

Nov 16

PDX2:50 pmPortland

28h 55m

2 stops

ICN12:45 pmIncheon Intl

Dec 2

ICN3:00 pmIncheon Intl

39h 35m

2 stops

PDX1:35 pmPortland

$1,267

Find similar

Cathay Pacific

Nov 16

PDX5:55 pmPortland

27h 00m

2 stops

ICN1:55 pmIncheon Intl

Dec 2

ICN1:45 pmIncheon Intl

40h 50m

2 stops

PDX1:35 pmPortland

$1,272

Find similar

Cathay Pacific

Nov 18

PDX5:55 pmPortland

34h 30m

2 stops

ICN9:25 pmIncheon Intl

Dec 1

ICN3:00 pmIncheon Intl

39h 35m

2 stops

PDX1:35 pmPortland

$1,303

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 1/17

2:38 pm-6:35 pm

1 stop34h 57m

Incheon Intl

Sun 1/25

8:35 pm-10:46 pm

1 stop19h 11m

$758

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 12/3

10:36 am-8:30 pm

1 stop16h 54m

Incheon Intl

Thu 12/11

9:20 pm-8:53 am

2 stops52h 33m

$793

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 12/1

9:50 am-10:50 pm

2 stops20h 00m

Incheon Intl

Thu 12/11

6:55 pm-6:30 pm

1 stop16h 35m

$797

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 12/3

10:36 am-8:30 pm

1 stop16h 54m

Incheon Intl

Sun 12/7

9:20 pm-4:37 pm

2 stops36h 17m

$805

PortlandIncheon

PDX - ICN

PDXICN

Portland

Fri 1/16

7:10 am-6:35 pm

1 stop18h 25m

Incheon Intl

Sun 1/25

8:35 pm-8:47 pm

1 stop17h 12m

$808

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 12/1

3:15 pm-4:00 pm

1 stop31h 45m

Incheon Intl

Thu 12/11

6:55 pm-2:40 pm

1 stop12h 45m

$813

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 12/7

5:32 pm-12:30 pm

2 stops49h 58m

Incheon Intl

Mon 12/15

6:55 pm-9:50 am

1 stop31h 55m

$814

PortlandIncheon

PDX - ICN

PDXICN

Portland

Fri 1/30

6:00 am-6:35 pm

1 stop19h 35m

Incheon Intl

Fri 2/27

8:35 pm-6:05 pm

1 stop14h 30m

$816

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 1/20

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Thu 2/5

8:00 am-4:50 pm

2 stops25h 50m

$929

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 2/3

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Thu 2/26

12:05 pm-12:44 pm

2 stops17h 39m

$935

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 Seoul

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

Layovers

What is the cheapest day to depart on your flight to Seoul?

According to our data, Thursday is the cheapest day to fly to Seoul from Portland. The lowest ticket price found for a Thursday departure recently was $1,190. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Friday, with ticket prices averaging around $1,498.

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

Flying to Seoul 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. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,565 per ticket.

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,182 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from Portland for as low as $994 on momondo.

How have Portland to Seoul flight prices changed over time?

As of November 2025, prices for Portland to Seoul flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Seoul according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Seoul (PDX to SEL) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Portland to Seoul by plane?
There are 5247.7 mi between Portland and Seoul. Flights usually cover this in 14h 15m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Portland Airport to Seoul?
Prices for flights from Portland Airport to Seoul were last updated today.
How many operators does momondo search for flights from Portland Airport to Seoul?
As of November 2025, there are 7 operators available to choose from for flights from Portland Airport to Seoul.
How old do you have to be to fly from Portland Airport to Seoul?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Seoul.
What documentation or ID do you need to fly to Seoul?
The travel and health documents required for your trip to Seoul can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seoul. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Portland to Seoul?
momondo data reveals that the most frequently booked airline on the route from Portland to Seoul is Air Canada, representing 45% of all bookings. The subsequent popular airlines are Delta at 28%, Korean Air at 17%, and United Airlines at 10%.

Best airlines flying from Portland to Seoul

Compare and see reviews for airlines that fly from Portland to Seoul with momondo

Airline	Rating	Free Cancellation	Price
Hawaiian Airlines	PriceFrom $767	Free Cancellation	Rating 7.8 2,809 reviews	Search Hawaiian Airlines flights
Air Canada	PriceFrom $809	Free Cancellation	Rating 7.1 10,443 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $847	Free Cancellation	Rating 8.0 11,279 reviews	Search Alaska Airlines flights
Delta	PriceFrom $849	Free Cancellation	Rating 7.9 8,009 reviews	Search Delta flights
United Airlines	PriceFrom $907	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $912	Free Cancellation	Rating 8.2 486 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,082	Free Cancellation	Rating 8.4 1,163 reviews	Search Korean Air flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Seoul. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Seoul 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 Seoul?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Seoul.

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

Yes momondo offers price alerts on flights to Seoul from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Seoul 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

Fri 12/12

Fri 12/19

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

Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from Portland to Seoul from $383

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 Seoul departing on 2/4. 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 Seoul

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Air Canada flights from Portland to Seoul

Our best Air Canada deals on Portland to Seoul flight tickets

Cathay Pacific flights from Portland to Seoul

Our best Cathay Pacific deals on Portland to Seoul flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Portland to Seoul that are best for you.

See travel insights to Seoul from

How to get the cheapest flight ticket from Portland to Seoul

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 day to depart on your flight to Seoul?

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

How far in advance should I book a flight to Seoul?

How have Portland to Seoul flight prices changed over time?

As of November 2025, prices for Portland to Seoul flights are approximately 4% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Portland to Seoul?

Alaska Airlines, Air Canada, and United Airlines are the most popular carriers operating from Portland to Seoul

What airlines fly to Seoul?

Which airport is the most popular layover for flights between Portland and Seoul?

Vancouver (YVR) was the most common stop: 68% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Portland to Seoul?

Flights via Seattle (SEA) offer the lowest average round-trip price of $957.

Which layover airport has the shortest travel time from Portland to Seoul?

Flights connecting via Vancouver (YVR) have the shortest average one-way travel time: 15h 30m.

Which layover airport has the shortest connection time from Portland to Seoul?

San Francisco (SFO) has the shortest average layover time for this route: 1h 16m.

When to book flights from Portland to Seoul

Cheap Portland to Seoul (PDX to SEL) flight deals and tips

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

Direct flights

How far is Portland to Seoul by plane?

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

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

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

What documentation or ID do you need to fly to Seoul?

What is the most popular airline from Portland to Seoul?

Best airlines flying from Portland to Seoul

Compare and see reviews for airlines that fly from Portland to Seoul with momondo

Why use momondo?

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

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

How can momondo help me find flights from Portland to Seoul?

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

An easier way to manage your Seoul 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

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul