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 39% 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 airport is the most popular layover for flights between Portland and Seoul?

San Francisco (SFO) was the most common stop: 35% 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 San Francisco (SFO) offer the lowest average round-trip price of $972.

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 is the cheapest airline that flies from Portland to Seoul?

United Airlines and Delta 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: 14h 16m.

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 June 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

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 $1,751 to $1,489. The lowest price recently found on this route was $913.

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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.

2:30 pm - 6:45 pm

PDX

ICN

36h 15m

1 stop

8:45 pm - 1:50 pm

ICN

PDX

33h 05m

1 stop

$913WestJet

Tue, Aug 18 - Tue, Sep 22

2:30 pm - 6:45 pm

PDX

ICN

36h 15m

1 stop

8:45 pm - 1:50 pm

ICN

PDX

33h 05m

1 stop

$953WestJet

Tue, Aug 18 - Tue, Sep 22

10:37 am - 9:40 pm

PDX

ICN

19h 03m

1 stop

6:00 pm - 4:50 pm

ICN

PDX

14h 50m

1 stop

$1,009Multiple Airlines

Wed, Sep 2 - Sat, Sep 12

5:07 am - 10:30 am

PDX

ICN

37h 23m

2 stops

1:20 am - 10:01 pm

ICN

PDX

36h 41m

2 stops

$1,031Multiple Airlines

Wed, Sep 2 - Fri, Sep 11

7:03 am - 9:40 pm

PDX

ICN

22h 37m

1 stop

7:15 pm - 8:51 pm

ICN

PDX

17h 36m

1 stop

$1,054Multiple Airlines

Mon, Aug 24 - Mon, Aug 31

2:30 pm - 6:45 pm

PDX

ICN

36h 15m

1 stop

6:00 pm - 4:50 pm

ICN

PDX

14h 50m

1 stop

$1,059Multiple Airlines

Tue, Aug 18 - Sat, Aug 29

8:19 am - 5:05 pm

PDX

ICN

40h 46m

2 stops

1:20 am - 7:50 pm

ICN

PDX

34h 30m

2 stops

$1,070Qatar Airways

Tue, Aug 18 - Mon, Sep 21

12:03 pm - 5:05 pm

PDX

ICN

37h 02m

2 stops

1:20 am - 4:50 pm

ICN

PDX

31h 30m

2 stops

$1,071Qatar Airways

Tue, Aug 18 - Mon, Sep 21

7:15 am - 10:05 pm

PDX

GMP

22h 50m

2 stops

12:05 pm - 4:34 pm

GMP

PDX

21h 29m

2 stops

$1,341Japan Airlines

Mon, Oct 26 - Wed, Nov 4

7:15 am - 9:15 pm

PDX

GMP

22h 00m

2 stops

8:00 am - 4:45 pm

GMP

PDX

24h 45m

2 stops

$1,406Japan Airlines

Wed, Oct 14 - Thu, Oct 29

United Airlines flights from Portland to Seoul

Our best United Airlines deals on Portland to Seoul flight tickets

United Airlines

Jun 16

PDX5:15 amPortland

17h 45m

1 stop

ICN3:00 pmIncheon Intl

Jun 24

ICN4:50 pmIncheon Intl

24h 00m

1 stop

PDX12:50 amPortland

$1,401

United Airlines

Jun 12

PDX4:15 pmPortland

20h 05m

2 stops

ICN4:20 amIncheon Intl

Jun 16

ICN11:30 amIncheon Intl

19h 43m

2 stops

PDX3:13 pmPortland

$1,521

United Airlines

Jun 13

PDX4:15 pmPortland

30h 45m

2 stops

ICN3:00 pmIncheon Intl

Jun 27

ICN4:50 pmIncheon Intl

20h 25m

2 stops

PDX9:15 pmPortland

$1,599

Asiana Airlines flights from Portland to Seoul

Our best Asiana Airlines deals on Portland to Seoul flight tickets

Asiana Airlines

Aug 7

PDX9:27 pmPortland

25h 53m

1 stop

ICN3:20 pmIncheon Intl

Aug 16

ICN12:40 pmIncheon Intl

20h 07m

1 stop

PDX4:47 pmPortland

$1,198

Asiana Airlines

Aug 21

PDX8:18 pmPortland

27h 02m

1 stop

ICN3:20 pmIncheon Intl

Sep 1

ICN12:40 pmIncheon Intl

19h 56m

1 stop

PDX4:36 pmPortland

$1,201

Asiana Airlines

Jun 9

PDX5:40 pmPortland

29h 40m

1 stop

ICN3:20 pmIncheon Intl

Jun 19

ICN9:00 pmIncheon Intl

15h 31m

1 stop

PDX8:31 pmPortland

$1,266

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 8/18

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Tue 9/22

8:45 pm-1:50 pm

1 stop33h 05m

$913

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 8/18

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Tue 9/22

8:45 pm-1:50 pm

1 stop33h 05m

$953

Quickest round-trip

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 9/2

10:37 am-9:40 pm

1 stop19h 03m

Incheon Intl

Sat 9/12

6:00 pm-4:50 pm

1 stop14h 50m

$1,009

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 9/2

5:07 am-10:30 am

2 stops37h 23m

Incheon Intl

Fri 9/11

1:20 am-10:01 pm

2 stops36h 41m

$1,031

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 8/24

7:03 am-9:40 pm

1 stop22h 37m

Incheon Intl

Mon 8/31

7:15 pm-8:51 pm

1 stop17h 36m

$1,054

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 8/18

2:30 pm-6:45 pm

1 stop36h 15m

Incheon Intl

Sat 8/29

6:00 pm-4:50 pm

1 stop14h 50m

$1,059

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 8/18

8:19 am-5:05 pm

2 stops40h 46m

Incheon Intl

Mon 9/21

1:20 am-7:50 pm

2 stops34h 30m

$1,070

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 8/18

12:03 pm-5:05 pm

2 stops37h 02m

Incheon Intl

Mon 9/21

1:20 am-4:50 pm

2 stops31h 30m

$1,071

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 10/26

7:15 am-10:05 pm

2 stops22h 50m

Seoul Gimpo Intl

Wed 11/4

12:05 pm-4:34 pm

2 stops21h 29m

$1,341

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Wed 10/14

7:15 am-9:15 pm

2 stops22h 00m

Seoul Gimpo Intl

Thu 10/29

8:00 am-4:45 pm

2 stops24h 45m

$1,406

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 month to fly to Seoul?

The month of July is another great option to travel to Seoul, with average flight prices from Portland averaging around $169.

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 $1,239 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 $843 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 June 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 43% of all bookings. The subsequent popular airlines are Air Canada at 29%, United Airlines at 13%, and Korean Air at 8%.

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
Air Canada	PriceFrom $791	Free Cancellation	Rating 7.1 11,126 reviews	Search Air Canada flights
Alaska Airlines	PriceFrom $815	Free Cancellation	Rating 7.9 12,465 reviews	Search Alaska Airlines flights
Delta	PriceFrom $849	Free Cancellation	Rating 7.8 8,395 reviews	Search Delta flights
Asiana Airlines	PriceFrom $881	Free Cancellation	Rating 8.1 539 reviews	Search Asiana Airlines flights
United Airlines	PriceFrom $910	Free Cancellation	Rating 7.4 9,774 reviews	Search United Airlines flights
Korean Air	PriceFrom $1,155	Free Cancellation	Rating 8.4 1,218 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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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

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Our best Asiana Airlines 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

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

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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