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 58% 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.

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.

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

Alaska Airlines, Delta, and Japan Airlines are the most popular carriers operating from Portland to Seoul

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

Vancouver (YVR) was the most common stop: 57% 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 connection time from Portland to Seoul?

San Francisco (SFO) has the shortest average layover time for this route: 1h 31m.

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.

$401 Cheap Flights from Portland to Seoul in 2025/26

Q: What is the typical price of a round-trip flight between Portland and Seoul?

Prices are currently low for flights on this route. Typical prices usually range from $1,101 to $1,406. The lowest price recently found on this route was $799.

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Find the cheapest flights from Portland to Seoul

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One-way

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10:30 am - 6:35 pmPDX-ICN

15h 05m1 stop

8:35 pm - 4:43 pmICN-PDX

13h 08m1 stop

$799Alaska Airlines

Find Deal

Wed, Feb 25 - Thu, Mar 5

1:38 pm - 6:35 pmPDX-ICN

35h 57m1 stop

8:35 pm - 6:05 pmICN-PDX

14h 30m1 stop

$801Alaska Airlines

Find Deal

Sat, Jan 10 - Fri, Feb 20

9:10 am - 6:35 pmPDX-ICN

16h 25m1 stop

8:35 pm - 4:43 pmICN-PDX

13h 08m1 stop

$807Alaska Airlines

Find Deal

Sat, Jan 10 - Fri, Feb 20

10:30 am - 6:35 pmPDX-ICN

15h 05m1 stop

8:35 pm - 10:41 pmICN-PDX

19h 06m1 stop

$816Alaska Airlines

Find Deal

Thu, Feb 26 - Sun, Mar 1

9:10 am - 6:35 pmPDX-ICN

16h 25m1 stop

9:20 pm - 8:47 pmICN-PDX

16h 27m2 stops

$820Multiple Airlines

Find Deal

Sat, Jan 17 - Sun, Jan 25

9:50 am - 4:05 pmPDX-ICN

14h 15m1 stop

5:45 pm - 6:46 pmICN-PDX

17h 01m1 stop

$827Air Canada

Find Deal

Wed, Apr 29 - Wed, May 13

7:00 pm - 4:05 pmPDX-ICN

29h 05m1 stop

5:45 pm - 2:45 pmICN-PDX

13h 00m1 stop

$828Air Canada

Find Deal

Wed, Apr 8 - Wed, May 6

7:20 am - 10:05 pmPDX-GMP

21h 45m2 stops

8:00 am - 4:50 pmGMP-PDX

25h 50m2 stops

$953Japan Airlines

Find Deal

Mon, Feb 2 - Tue, Feb 10

7:05 am - 10:55 amPDX-GMP

34h 50m2 stops

8:00 am - 4:50 pmGMP-PDX

24h 50m2 stops

$964Japan Airlines

Find Deal

Tue, Feb 17 - Tue, Mar 17

7:05 am - 10:05 pmPDX-GMP

22h 00m2 stops

8:25 am - 9:15 amGMP-PDX

40h 50m2 stops

$973Multiple Airlines

Find Deal

Mon, Mar 2 - Mon, Mar 9

Alaska Airlines flights from Portland to Seoul

Our best Alaska Airlines deals on Portland to Seoul flight tickets

Alaska Airlines

Feb 25

PDX10:30 amPortland

15h 05m

1 stop

ICN6:35 pmIncheon Intl

Mar 5

ICN8:35 pmIncheon Intl

13h 08m

1 stop

PDX4:43 pmPortland

$799

Find similar

Alaska Airlines

Jan 10

PDX1:38 pmPortland

35h 57m

1 stop

ICN6:35 pmIncheon Intl

Feb 20

ICN8:35 pmIncheon Intl

14h 30m

1 stop

PDX6:05 pmPortland

$801

Find similar

Alaska Airlines

Jan 10

PDX9:10 amPortland

16h 25m

1 stop

ICN6:35 pmIncheon Intl

Feb 20

ICN8:35 pmIncheon Intl

13h 08m

1 stop

PDX4:43 pmPortland

$807

Find similar

Delta flights from Portland to Seoul

Our best Delta deals on Portland to Seoul flight tickets

Delta

Feb 3

PDX7:10 amPortland

16h 20m

1 stop

ICN4:30 pmIncheon Intl

Jun 8

ICN7:20 pmIncheon Intl

13h 13m

1 stop

PDX4:33 pmPortland

$916

Find similar

Delta

Feb 2

PDX7:37 pmPortland

27h 53m

1 stop

ICN4:30 pmIncheon Intl

Jun 12

ICN7:20 pmIncheon Intl

17h 29m

1 stop

PDX8:49 pmPortland

$921

Find similar

Delta

Dec 3

PDX12:32 amPortland

21h 58m

1 stop

ICN3:30 pmIncheon Intl

Dec 10

ICN8:05 pmIncheon Intl

15h 45m

1 stop

PDX6:50 pmPortland

$1,181

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 2/25

10:30 am-6:35 pm

1 stop15h 05m

Incheon Intl

Thu 3/5

8:35 pm-4:43 pm

1 stop13h 08m

$799

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 1/10

1:38 pm-6:35 pm

1 stop35h 57m

Incheon Intl

Fri 2/20

8:35 pm-6:05 pm

1 stop14h 30m

$801

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 1/10

9:10 am-6:35 pm

1 stop16h 25m

Incheon Intl

Fri 2/20

8:35 pm-4:43 pm

1 stop13h 08m

$807

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 2/26

10:30 am-6:35 pm

1 stop15h 05m

Incheon Intl

Sun 3/1

8:35 pm-10:41 pm

1 stop19h 06m

$816

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 1/17

9:10 am-6:35 pm

1 stop16h 25m

Incheon Intl

Sun 1/25

9:20 pm-8:47 pm

2 stops16h 27m

$820

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 4/29

9:50 am-4:05 pm

1 stop14h 15m

Incheon Intl

Wed 5/13

5:45 pm-6:46 pm

1 stop17h 01m

$827

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 4/8

7:00 pm-4:05 pm

1 stop29h 05m

Incheon Intl

Wed 5/6

5:45 pm-2:45 pm

1 stop13h 00m

$828

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 2/2

7:20 am-10:05 pm

2 stops21h 45m

Seoul Gimpo Intl

Tue 2/10

8:00 am-4:50 pm

2 stops25h 50m

$953

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 2/17

7:05 am-10:55 am

2 stops34h 50m

Seoul Gimpo Intl

Tue 3/17

8:00 am-4:50 pm

2 stops24h 50m

$964

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 3/2

7:05 am-10:05 pm

2 stops22h 00m

Seoul Gimpo Intl

Mon 3/9

8:25 am-9:15 am

2 stops40h 50m

$973

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 typical price of a round-trip flight between Portland and Seoul?

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 $1,160 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

Fastest flight time	13h 50m
Direct flights	None

The fastest flight from Portland to Seoul takes 13h 50m

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 13h 55m, 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 30%, Korean Air at 13%, and United Airlines at 11%.

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 2,815 reviews	Search Hawaiian Airlines flights
Air Canada	PriceFrom $809	Free Cancellation	Rating 7.1 10,481 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $847	Free Cancellation	Rating 8.0 11,359 reviews	Search Alaska Airlines flights
Delta	PriceFrom $849	Free Cancellation	Rating 7.9 8,003 reviews	Search Delta flights
United Airlines	PriceFrom $907	Free Cancellation	Rating 7.4 9,049 reviews	Search United Airlines flights
Asiana Airlines	PriceFrom $912	Free Cancellation	Rating 8.2 490 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $1,082	Free Cancellation	Rating 8.4 1,172 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.

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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 $401

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 12/2. 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

Alaska Airlines flights from Portland to Seoul

Our best Alaska Airlines deals on Portland to Seoul flight tickets

Delta flights from Portland to Seoul

Our best Delta deals on Portland to Seoul flight tickets

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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 typical price of a round-trip flight between Portland and Seoul?

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, Delta, and Japan 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: 57% 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 31m.

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

Fastest flight time

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