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

Vancouver (YVR) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

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.

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

WestJet, Air Canada, and Japan Airlines are the most popular carriers operating from Portland to Seoul

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 46m.

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

Flights via San Francisco (SFO) offer the lowest average round-trip price of $1,062.

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.

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 August 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.

$382 Cheap Flights from Portland to Seoul in 2026

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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.

10:48 am - 9:40 pmPDX Portland-ICN Incheon Intl

18h 52m1 stop San Francisco

7:45 pm - 8:50 pmICN Incheon Intl-PDX Portland

17h 05m1 stop San Francisco

$873Multiple Airlines

Mon, Oct 19 - Wed, Oct 28

10:48 am - 9:40 pmPDX Portland-ICN Incheon Intl

18h 52m1 stop San Francisco

7:45 pm - 8:50 pmICN Incheon Intl-PDX Portland

17h 05m1 stop San Francisco

$882Multiple Airlines

Mon, Oct 19 - Wed, Oct 28

9:32 pm - 5:35 pmPDX Portland-ICN Incheon Intl

27h 03m2 stops San Francisco Seattle/Tacoma Intl

8:00 pm - 9:28 amICN Incheon Intl-PDX Portland

30h 28m2 stops Seattle/Tacoma Intl San Francisco

$982Alaska Airlines

Thu, Nov 5 - Mon, Nov 9

5:53 pm - 5:30 pmPDX Portland-ICN Incheon Intl

31h 37m2 stops San Francisco Seattle/Tacoma Intl

7:35 pm - 9:07 amICN Incheon Intl-PDX Portland

29h 32m2 stops Seattle/Tacoma Intl San Francisco

$998Alaska Airlines

Fri, Sep 4 - Fri, Sep 11

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

5:45 pm - 9:31 amICN Incheon Intl-PDX Portland

31h 46m1 stop Vancouver Intl

$1,006Air Canada

Sun, Aug 30 - Mon, Sep 14

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

6:55 pm - 8:46 pmICN Incheon Intl-PDX Portland

18h 51m1 stop Vancouver Intl

$1,007Air Canada

Tue, Oct 13 - Mon, Dec 14

10:00 am - 5:10 pmPDX Portland-ICN Incheon Intl

14h 10m1 stop Vancouver Intl

6:55 pm - 6:31 pmICN Incheon Intl-PDX Portland

16h 36m1 stop Vancouver Intl

$1,066Asiana Airlines

Thu, Nov 12 - Mon, Nov 30

3:30 pm - 4:05 pmPDX Portland-ICN Incheon Intl

32h 35m1 stop Vancouver Intl

5:45 pm - 7:06 pmICN Incheon Intl-PDX Portland

17h 21m1 stop Vancouver Intl

$1,066Asiana Airlines

Tue, Sep 22 - Mon, Oct 12

7:00 am - 3:00 pmPDX Portland-ICN Incheon Intl

16h 00m1 stop San Francisco

6:00 pm - 6:31 pmICN Incheon Intl-PDX Portland

17h 31m1 stop San Francisco

$1,107United Airlines

Tue, Oct 13 - Mon, Dec 14

7:00 am - 3:00 pmPDX Portland-ICN Incheon Intl

16h 00m1 stop San Francisco

4:50 pm - 9:00 pmICN Incheon Intl-PDX Portland

20h 10m1 stop San Francisco

$1,107United Airlines

Mon, Oct 5 - Tue, Oct 13

Cheap last minute flights

Enter your travel dates to find the best prices.

10:37 am - 9:40 pmPDX Portland-ICN Incheon Intl

19h 03m1 stop San Francisco

7:15 pm - 8:51 pmICN Incheon Intl-PDX Portland

17h 36m1 stop San Francisco

$1,090Multiple Airlines

Wed, Aug 19 - Wed, Sep 2

5:30 am - 3:00 pmPDX Portland-ICN Incheon Intl

17h 30m1 stop San Francisco

4:50 pm - 10:45 pmICN Incheon Intl-PDX Portland

21h 55m1 stop San Francisco

$1,107United Airlines

Tue, Aug 18 - Tue, Aug 25

10:35 am - 4:20 amPDX Portland-ICN Incheon Intl

25h 45m2 stops Chicago O'Hare Intl San Francisco

4:50 pm - 10:45 pmICN Incheon Intl-PDX Portland

21h 55m1 stop San Francisco

$1,112United Airlines

Tue, Aug 18 - Tue, Aug 25

7:15 pm - 4:20 amPDX Portland-ICN Incheon Intl

17h 05m1 stop San Francisco

4:50 pm - 9:05 pmICN Incheon Intl-PDX Portland

20h 15m2 stops San Francisco Denver Intl

$1,112United Airlines

Wed, Aug 19 - Wed, Sep 2

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

5:45 pm - 7:11 pmICN Incheon Intl-PDX Portland

17h 26m1 stop Vancouver Intl

$1,113Air Canada

Thu, Aug 20 - Sat, Sep 19

7:45 pm - 4:05 pmPDX Portland-ICN Incheon Intl

28h 20m1 stop Vancouver Intl

7:45 pm - 7:11 pmICN Incheon Intl-PDX Portland

39h 26m2 stops Hong Kong Intl Vancouver Intl

$1,115Air Canada

Thu, Aug 20 - Sat, Sep 19

2:49 pm - 11:00 amPDX Portland-ICN Incheon Intl

28h 11m2 stops San Francisco Taipei City Taiwan Taoyuan Intl

12:00 pm - 11:59 pmICN Incheon Intl-PDX Portland

27h 59m2 stops Taipei City Taiwan Taoyuan Intl Los Angeles

$1,191Multiple Airlines

Sun, Aug 16 - Sat, Aug 22

7:03 am - 12:25 amPDX Portland-ICN Incheon Intl

25h 22m2 stops Los Angeles Hong Kong Intl

8:00 am - 1:37 pmICN Incheon Intl-PDX Portland

21h 37m2 stops Hong Kong Intl Seattle/Tacoma Intl

$1,206Cathay Pacific

Thu, Aug 20 - Sat, Sep 19

9:29 am - 4:50 pmPDX Portland-ICN Incheon Intl

15h 21m1 stop Seattle/Tacoma Intl

7:00 pm - 5:14 pmICN Incheon Intl-PDX Portland

14h 14m1 stop Seattle/Tacoma Intl

$1,897Delta

Mon, Aug 17 - Wed, Aug 26

9:29 am - 4:50 pmPDX Portland-ICN Incheon Intl

15h 21m1 stop Seattle/Tacoma Intl

7:00 pm - 5:14 pmICN Incheon Intl-PDX Portland

14h 14m1 stop Seattle/Tacoma Intl

$1,965Delta

Mon, Aug 17 - Wed, Aug 26

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United Airlines flights from Portland to Seoul

Our best United Airlines deals on Portland to Seoul flight tickets

United Airlines

Aug 18

PDX5:30 amPortland

17h 30m

1 stop

ICN3:00 pmIncheon Intl

Aug 25

ICN4:50 pmIncheon Intl

21h 55m

1 stop

PDX10:45 pmPortland

$1,107

United Airlines

Aug 18

PDX10:35 amPortland

25h 45m

2 stops

ICN4:20 amIncheon Intl

Aug 25

ICN4:50 pmIncheon Intl

21h 55m

1 stop

PDX10:45 pmPortland

$1,112

United Airlines

Aug 21

PDX11:15 amPortland

25h 05m

1 stop

ICN4:20 amIncheon Intl

Sep 1

ICN11:30 amIncheon Intl

22h 49m

1 stop

PDX6:19 pmPortland

$1,157

Cathay Pacific flights from Portland to Seoul

Our best Cathay Pacific deals on Portland to Seoul flight tickets

Cathay Pacific

Aug 20

PDX7:03 amPortland

25h 22m

2 stops

ICN12:25 amIncheon Intl

Sep 19

ICN8:00 amIncheon Intl

21h 37m

2 stops

PDX1:37 pmPortland

$1,206

Cathay Pacific

Aug 21

PDX9:35 pmPortland

23h 05m

2 stops

ICN12:40 pmIncheon Intl

Sep 1

ICN8:05 pmIncheon Intl

36h 45m

2 stops

PDX4:50 pmPortland

$1,213

Cathay Pacific

Aug 17

PDX5:36 pmPortland

38h 49m

2 stops

ICN12:25 amIncheon Intl

Aug 26

ICN8:00 amIncheon Intl

24h 49m

2 stops

PDX4:49 pmPortland

$2,128

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/19

10:48 am-9:40 pm

1 stop18h 52m

Incheon Intl

Wed 10/28

7:45 pm-8:50 pm

1 stop17h 05m

$873

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/19

10:48 am-9:40 pm

1 stop18h 52m

Incheon Intl

Wed 10/28

7:45 pm-8:50 pm

1 stop17h 05m

$882

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 11/5

9:32 pm-5:35 pm

2 stops27h 03m

Incheon Intl

Mon 11/9

8:00 pm-9:28 am

2 stops30h 28m

$982

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Fri 9/4

5:53 pm-5:30 pm

2 stops31h 37m

Incheon Intl

Fri 9/11

7:35 pm-9:07 am

2 stops29h 32m

$998

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Sun 8/30

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Mon 9/14

5:45 pm-9:31 am

1 stop31h 46m

$1,006

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Tue 10/13

7:45 pm-4:05 pm

1 stop28h 20m

Incheon Intl

Mon 12/14

6:55 pm-8:46 pm

1 stop18h 51m

$1,007

Quickest round-trip

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Thu 11/12

10:00 am-5:10 pm

1 stop14h 10m

Incheon Intl

Mon 11/30

6:55 pm-6:31 pm

1 stop16h 36m

$1,066

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Tue 9/22

3:30 pm-4:05 pm

1 stop32h 35m

Incheon Intl

Mon 10/12

5:45 pm-7:06 pm

1 stop17h 21m

$1,066

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Tue 10/13

7:00 am-3:00 pm

1 stop16h 00m

Incheon Intl

Mon 12/14

6:00 pm-6:31 pm

1 stop17h 31m

$1,107

PortlandIncheon

PDX Portland - ICN Incheon Intl

PDXICN

Portland

Mon 10/5

7:00 am-3:00 pm

1 stop16h 00m

Incheon Intl

Tue 10/13

4:50 pm-9:00 pm

1 stop20h 10m

$1,107

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 $986 to $1,298.
The lowest price recently found on this route was $873.

What is the cheapest month to fly to Seoul?

The month of February is another great option to travel to Seoul, with average flight prices from Portland averaging around $964.

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 $1,277 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 $935 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	18h 40m
Direct flights	None

The fastest flight from Portland to Seoul takes 18h 40m

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 18h 40m, 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 August 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 39% of all bookings. The subsequent popular airlines are Air Canada at 27%, United Airlines at 11%, 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 $149	Free Cancellation	Rating 7.9 12,812 reviews	Search Alaska Airlines flights
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,480 reviews	Search Air Canada flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 557 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $915	Free Cancellation	Rating 7.4 10,108 reviews	Search United Airlines flights
Delta	PriceFrom $916	Free Cancellation	Rating 7.8 8,508 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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Complete your trip

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Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from Portland to Seoul from $382

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 8/23. 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 Seoul

Our best United Airlines 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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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

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

Complete your trip to Seoul

Explore popular destinations other users love

According to popular flight searches on momondo this year