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

Vancouver (YVR) was the most common stop: 36% of momondo users choosing 1-stop flights on this route connected there.

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: 14h 15m.

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 44m.

What airlines fly to Seoul?

Air Canada, Delta and Asiana Airlines 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 42% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 6 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

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

Flights via San Francisco (SFO) offer the lowest average round-trip price of $972.

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

Alaska Airlines is the most popular carrier operating from Portland to Seoul

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 July 2026, there are 6 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.

$429 Cheap Flights from Portland to Seoul in 2026

Discover deals from 900+ travel sites with momondo.

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.

2:30 pm - 6:45 pm

PDX

ICN

36h 15m

1 stop

6:00 pm - 8:54 am

ICN

PDX

30h 54m

1 stop

$858Multiple Airlines

Sat, Aug 29 - Sat, Sep 5

7:59 pm - 9:40 pm

PDX

ICN

33h 41m

1 stop

7:15 pm - 8:50 pm

ICN

PDX

17h 35m

1 stop

$866Multiple Airlines

Tue, Sep 15 - Mon, Oct 12

7:45 pm - 4:05 pm

PDX

ICN

28h 20m

1 stop

5:45 pm - 7:06 pm

ICN

PDX

17h 21m

1 stop

$1,021Air Canada

Tue, Sep 15 - Thu, Oct 15

5:45 pm - 5:35 pm

PDX

ICN

31h 50m

2 stops

8:00 pm - 9:35 am

ICN

PDX

30h 35m

2 stops

$1,021Alaska Airlines

Sat, Oct 24 - Sun, Nov 1

7:59 pm - 5:30 pm

PDX

ICN

29h 31m

2 stops

7:35 pm - 9:29 am

ICN

PDX

29h 54m

2 stops

$1,021Alaska Airlines

Tue, Sep 22 - Sun, Oct 4

10:10 am - 4:05 pm

PDX

ICN

13h 55m

1 stop

6:55 pm - 2:41 pm

ICN

PDX

12h 46m

1 stop

$1,030Air Canada

Thu, Aug 13 - Wed, Nov 11

11:15 am - 3:00 pm

PDX

ICN

35h 45m

1 stop

5:15 pm - 3:03 pm

ICN

PDX

37h 48m

2 stops

$1,097United Airlines

Sun, Sep 13 - Tue, Sep 29

7:00 am - 4:50 pm

PDX

ICN

17h 50m

1 stop

7:00 pm - 9:56 pm

ICN

PDX

18h 56m

1 stop

$1,106Delta

Mon, Sep 14 - Thu, Oct 15

7:00 am - 4:50 pm

PDX

ICN

17h 50m

1 stop

6:45 pm - 10:04 pm

ICN

PDX

20h 19m

1 stop

$1,106Delta

Tue, Oct 13 - Mon, Dec 14

5:30 am - 3:00 pm

PDX

ICN

17h 30m

1 stop

11:30 am - 6:19 pm

ICN

PDX

22h 49m

1 stop

$1,106United Airlines

Wed, Sep 16 - Wed, Sep 23

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WestJet flights from Portland to Seoul

Our best WestJet deals on Portland to Seoul flight tickets

WestJet

Aug 1

PDX2:30 pmPortland

36h 15m

1 stop

ICN6:45 pmIncheon Intl

Sep 13

ICN8:45 pmIncheon Intl

33h 05m

1 stop

PDX1:50 pmPortland

$988

WestJet

Aug 1

PDX2:30 pmPortland

36h 15m

1 stop

ICN6:45 pmIncheon Intl

Sep 17

ICN8:45 pmIncheon Intl

33h 05m

1 stop

PDX1:50 pmPortland

$993

WestJet

Aug 1

PDX2:30 pmPortland

36h 15m

1 stop

ICN6:45 pmIncheon Intl

Sep 15

ICN8:45 pmIncheon Intl

33h 05m

1 stop

PDX1:50 pmPortland

$1,114

Cathay Pacific flights from Portland to Seoul

Our best Cathay Pacific deals on Portland to Seoul flight tickets

Cathay Pacific

Aug 3

PDX9:45 pmPortland

24h 20m

2 stops

ICN2:05 pmIncheon Intl

Sep 16

ICN3:10 pmIncheon Intl

62h 41m

2 stops

PDX1:51 pmPortland

$1,163

Cathay Pacific

Aug 3

PDX5:37 pmPortland

28h 28m

2 stops

ICN2:05 pmIncheon Intl

Aug 26

ICN1:55 amIncheon Intl

34h 55m

2 stops

PDX8:50 pmPortland

$1,175

Cathay Pacific

Aug 3

PDX9:45 pmPortland

34h 40m

2 stops

ICN12:25 amIncheon Intl

Sep 19

ICN8:05 pmIncheon Intl

57h 46m

2 stops

PDX1:51 pmPortland

$1,213

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 8/29

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Sat 9/5

6:00 pm-8:54 am

1 stop30h 54m

$858

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/15

7:59 pm-9:40 pm

1 stop33h 41m

Incheon Intl

Mon 10/12

7:15 pm-8:50 pm

1 stop17h 35m

$866

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/15

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Thu 10/15

5:45 pm-7:06 pm

1 stop17h 21m

$1,021

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 10/24

5:45 pm-5:35 pm

2 stops31h 50m

Incheon Intl

Sun 11/1

8:00 pm-9:35 am

2 stops30h 35m

$1,021

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/22

7:59 pm-5:30 pm

2 stops29h 31m

Incheon Intl

Sun 10/4

7:35 pm-9:29 am

2 stops29h 54m

$1,021

Quickest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 8/13

10:10 am-4:05 pm

1 stop13h 55m

Incheon Intl

Wed 11/11

6:55 pm-2:41 pm

1 stop12h 46m

$1,030

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 9/13

11:15 am-3:00 pm

1 stop35h 45m

Incheon Intl

Tue 9/29

5:15 pm-3:03 pm

2 stops37h 48m

$1,097

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/14

7:00 am-4:50 pm

1 stop17h 50m

Incheon Intl

Thu 10/15

7:00 pm-9:56 pm

1 stop18h 56m

$1,106

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 10/13

7:00 am-4:50 pm

1 stop17h 50m

Incheon Intl

Mon 12/14

6:45 pm-10:04 pm

1 stop20h 19m

$1,106

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 9/16

5:30 am-3:00 pm

1 stop17h 30m

Incheon Intl

Wed 9/23

11:30 am-6:19 pm

1 stop22h 49m

$1,106

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?

Prices are currently low for flights on this route.

Typical prices usually range from $981 to $1,298.
The lowest price recently found on this route was $858.

What is the cheapest month to fly to Seoul?

The month of April is another great option to travel to Seoul, with average flight prices from Portland averaging around $953.

How far in advance should I book a flight from Portland 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 $1,260 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 $1,047 on momondo.

How have Portland to Seoul flight prices changed over time?

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	15h 18m
Direct flights	None

The fastest flight from Portland to Seoul takes 15h 18m

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

Search flight deals

Frequently asked questions about flying from Portland to Seoul

How far is Portland to Seoul by plane?
There are 5247.7 mi between Portland and Seoul. Flights usually cover this in 15h 18m, 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 July 2026, there are 6 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 Delta, representing 40% of all bookings. The subsequent popular airlines are Air Canada at 26%, United Airlines at 12%, and Asiana 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
Alaska Airlines	PriceFrom $161	Free Cancellation	Rating 7.9 12,717 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,393 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 555 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.4 10,042 reviews	Search United Airlines flights
Delta	PriceFrom $916	Free Cancellation	Rating 7.8 8,484 reviews	Search Delta flights
Korean Air	PriceFrom $1,155	Free Cancellation	Rating 8.4 1,221 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.

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Fly into one of these airports located in Seoul

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Cheap flights from Portland to Seoul from $429

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 11/12. 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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WestJet flights from Portland to Seoul

Our best WestJet 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

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How to get the cheapest flight ticket from Portland to Seoul

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

What is the cheapest month to fly to Seoul?

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

How have Portland to Seoul flight prices changed over time?

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

What airlines fly to Seoul?

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

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

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

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

When to book flights from Portland to Seoul

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

Fastest flight time

Direct flights

Frequently asked questions about flying 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?

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

Fly your favorite airline to Seoul

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seoul

List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Portland

According to popular flight searches on momondo this year

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