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$445+ Cheap flights from Portland (PDX) to Seoul (SEL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SEL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Find cheap flights from Portland to Seoul with Cheapflights

1. Tell us where you want to go
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The best prices from Portland to Seoul are usually found in January or February, booked 71 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Portland to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Seoul (SEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$908
(Delta)

One-way from

$445
(Trip.com)

Popular in

July

Cheapest in

January

Average price

$980
Provider with most accurate pricing for Portland-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Seoul (SEL) flights.
Search Deals
From Portland to Seoul (SEL)
Search Deals
One-way flight from Portland to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($264 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Portland to Seoul

Cheapest flights from Portland to Seoul
Explore the most affordable flight options available from Portland to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/177:23 amPDX - ICN
1 stop16h 52mDelta
Mon 3/248:05 pmICN - PDX
1 stop19h 54mDelta
Deal found 2/18$908
This United Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/135:00 amPDX - ICN
2 stops31h 20mUnited Airlines
Wed 4/1611:30 amICN - PDX
2 stops27h 44mUnited Airlines
Deal found 2/18$912
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/68:55 pmPDX - ICN
1 stop30h 35mMultiple Airlines
Tue 3/181:20 pmICN - PDX
2 stops35h 46mMultiple Airlines
Deal found 2/19$918
This oojo deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/175:37 pmPDX - ICN
2 stops28h 18mCathay Pacific
Mon 3/243:00 pmICN - PDX
2 stops33h 32mCathay Pacific
Deal found 2/18$1,033
This FlightHub deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/36:05 amPDX - ICN
2 stops37h 50mChina Eastern
Wed 4/166:25 pmICN - PDX
2 stops37h 28mChina Eastern
Deal found 2/20$1,055
This Air Canada deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:15 amPDX - ICN
1 stop17h 50mAir Canada
Wed 9/105:45 pmICN - PDX
1 stop21h 11mAir Canada
Deal found 2/19$1,071
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/255:37 pmPDX - ICN
1 stop18h 13mKorean Air
Thu 3/62:30 pmICN - PDX
1 stop23h 14mKorean Air
Deal found 2/19$1,143
This Priceline deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:40 amPDX - GMP
2 stops22h 10mJapan Airlines
Mon 5/127:20 pmGMP - PDX
2 stops36h 59mJapan Airlines
Deal found 2/19$1,361
This Gurufare deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/198:15 amPDX - GMP
2 stops34h 50mANA
Tue 10/287:45 amGMP - PDX
2 stops26h 39mANA
Deal found 2/19$1,393
This Mytrip deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:15 amPDX - GMP
3 stops33h 50mMultiple Airlines
Tue 4/222:25 pmGMP - PDX
2 stops20h 00mMultiple Airlines
Deal found 2/19$1,400

Find flights from Portland to Seoul within your budget

Customize your flight search to find flights from Portland to Seoul that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Portland

Fly to

Seoul

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 3/17

7:23 am-4:15 pm

1 stop16h 52m

Incheon Intl

Mon 3/24

8:05 pm-11:59 pm

1 stop19h 54m

$908

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 4/13

5:00 am-4:20 am

2 stops31h 20m

Incheon Intl

Wed 4/16

11:30 am-11:14 pm

2 stops27h 44m

$912

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 3/6

8:55 pm-8:30 pm

1 stop30h 35m

Incheon Intl

Tue 3/18

1:20 pm-9:06 am

2 stops35h 46m

$918

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 3/17

5:37 pm-1:55 pm

2 stops28h 18m

Incheon Intl

Mon 3/24

3:00 pm-8:32 am

2 stops33h 32m

$1,033

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 4/3

6:05 am-11:55 am

2 stops37h 50m

Incheon Intl

Wed 4/16

6:25 pm-3:53 pm

2 stops37h 28m

$1,055

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 5/6

10:10 am-4:05 pm

1 stop13h 55m

Incheon Intl

Wed 5/14

5:45 pm-2:40 pm

1 stop12h 55m

$1,071

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 2/25

5:37 pm-4:50 am

1 stop18h 13m

Incheon Intl

Thu 3/6

2:30 pm-8:44 pm

1 stop23h 14m

$1,143

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Wed 4/30

7:40 am-9:50 pm

2 stops22h 10m

Seoul Gimpo Intl

Mon 5/12

7:20 pm-4:19 pm

2 stops36h 59m

$1,361

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 4/1

11:15 am-1:05 pm

3 stops33h 50m

Seoul Gimpo Intl

Tue 4/22

2:25 pm-6:25 pm

2 stops20h 00m

$1,400

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Sun 2/23

7:46 am-10:30 pm

2 stops45h 44m

Seoul Gimpo Intl

Sun 3/9

7:45 am-5:24 pm

2 stops26h 39m

$1,490

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 25 results
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Compare providers for flights from Portland to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Seoul in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Seoul flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portland to Seoul

Get recent, data-driven insights about flights from Portland to Seoul including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Seoul. Price data was last updated on February 14, 2025.

The price you pay for your flight from Portland to Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Seoul?

Currently, February is the cheapest month in which you can book a flight from Portland to Seoul (average of $1,036). Flying from Portland to Seoul in June is currently the most expensive (average of $1,697). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to SEL?

Find hourly flight availability from Portland to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

It’s optimal to fly from Portland to Seoul at noon. By choosing this option you can save up to 25% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seoul. Reviews last updated February 20, 2025.
See what other customers who have flown with Korean Air, ANA and Japan Airlines from Portland to Seoul have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,037 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Food

8.1

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Korean Air
8.4
Very good
1,037 reviews
Korean Air
8.4
Very good
1,037 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Food

8.1

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

ANA
8.4
Very good
842 reviews
Korean Air
8.4
Very good
1,037 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Food

8.1

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Japan Airlines
8.3
Very good
1,440 reviews
Korean Air
8.4
Very good
1,037 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Food

8.1

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Delta
8.0
Very good
8,220 reviews
Korean Air
8.4
Very good
1,037 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Food

8.1

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Hawaiian Airlines
7.9
Good
2,317 reviews
Korean Air
8.4
Very good
1,037 reviews

Crew

8.7

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Food

8.1

Reviews

1 / 20

10.0
Excellent

Anonymous,Dec 2024

DFW - ICN

It was a great experience in all aspects including passengers are respectful to each other. I will consider to use Korean Air again.

Related info for your journey

Find useful and relevant information for your journey from Portland to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Seoul?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Seoul. 5 airlines have flights from Portland to Seoul on a regular basis. Booking flights from Portland to Seoul should not be difficult; the airport handles an average of 0 outbound flights to Seoul per day.

  • What are the cheapest airlines flying from Portland to Seoul round-trip?

    According to our current data, Delta ($908), United Airlines ($912), and Cathay Pacific ($1,033) offers the cheapest pricing from Portland to Seoul. Delta is 24% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Portland to Seoul one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $490. Korean Air flights start at $592 while deals on Air Canada start at $596 one-way.

  • Can I find deals for flights from Portland to Seoul that include hotel bookings?

    Yes. In addition to deals on Portland to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Seoul.

  • Can I find deals for business class flights from Portland to Seoul?

    Yes. Cheapflights offers flight deals from Portland to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Seoul?

    Currently, February is the cheapest month in which you can book a flight from Portland to Seoul (average of $1,036). Flying from Portland to Seoul in June is currently the most expensive (average of $1,697). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Portland to Seoul

Discover the top 5 airlines that operate flights from Portland to Seoul. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$403Average$977FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$809Average$1,088FlexibilityNo cancel feeOn-time67%
DeltaCheapest$907Average$1,264FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$907Average$1,587FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,122Average$1,542FlexibilityNo cancel feeOn-time81%
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