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$424+ 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SEL
Jan 21 — Jan 281
Tue 1/21
Tue 1/28
1 adult, Economy
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The best prices from Portland to Seoul are usually found in February or November, booked 43 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 January 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$766
(Air Canada)

One-way from

$424
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,084
Provider with most accurate pricing for Portland-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Seoul (SEL) flights.
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From Portland to Seoul (SEL)
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One-way flight from Portland to Seoul (SEL)
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High demand for flights, 17% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in January 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 January 16, 2025.

This Trip.com deal was found by Cheapflights users on 1/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/196:45 amPDX - ICN
1 stop20h 45mMultiple Airlines
Sun 2/26:55 pmICN - PDX
1 stop21h 55mMultiple Airlines
Deal found 1/16$763
This Air Canada deal was found by Cheapflights users on 1/16. 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.
Sun 2/237:05 pmPDX - ICN
1 stop27h 10mAir Canada
Wed 3/54:55 pmICN - PDX
1 stop22h 14mAir Canada
Deal found 1/16$810
This Gurufare deal was found by Cheapflights users on 1/16. 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.
Sat 5/246:00 amPDX - ICN
2 stops37h 55mChina Eastern
Wed 6/114:20 pmICN - PDX
2 stops39h 44mChina Eastern
Deal found 1/16$848
This Delta deal was found by Cheapflights users on 1/15. 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.
Fri 9/267:10 amPDX - ICN
1 stop17h 20mDelta
Sun 10/127:20 pmICN - PDX
1 stop17h 26mDelta
Deal found 1/15$1,055
This oojo deal was found by Cheapflights users on 1/16. 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 2/35:26 pmPDX - ICN
2 stops26h 19mCathay Pacific
Mon 3/1710:05 amICN - PDX
2 stops29h 48mCathay Pacific
Deal found 1/16$1,079
This Kiwi.com deal was found by Cheapflights users on 1/15. 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.
Wed 3/199:12 amPDX - ICN
1 stop14h 43mKorean Air
Sun 3/307:40 pmICN - PDX
1 stop18h 41mKorean Air
Deal found 1/15$1,158
This Gurufare deal was found by Cheapflights users on 1/16. 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.
Sat 2/14:20 pmPDX - ICN
2 stops29h 55mChina Southern
Sun 2/99:40 amICN - PDX
2 stops30h 04mChina Southern
Deal found 1/16$1,185
This Cheapflightsfares deal was found by Cheapflights users on 1/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2510:10 amPDX - GMP
2 stops19h 20mANA
Thu 3/67:45 amGMP - PDX
2 stops27h 39mANA
Deal found 1/15$1,251
This Expedia deal was found by Cheapflights users on 1/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1510:10 amPDX - GMP
2 stops32h 55mMultiple Airlines
Tue 4/227:55 pmGMP - PDX
2 stops19h 47mMultiple Airlines
Deal found 1/15$1,320
This oojo deal was found by Cheapflights users on 1/16. 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.
Tue 1/287:00 amPDX - GMP
2 stops34h 55mJapan Airlines
Mon 3/177:40 pmGMP - PDX
2 stops38h 19mJapan Airlines
Deal found 1/16$1,395
This FlightHub deal was found by Cheapflights users on 1/16. 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 1/306:05 amPDX - GMP
2 stops35h 55mChina Eastern
Mon 3/178:50 pmGMP - PDX
2 stops35h 09mChina Eastern
Deal found 1/16$1,449
This Ovago deal was found by Cheapflights users on 1/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/156:00 amPDX - GMP
2 stops39h 05mAir China
Sat 4/58:35 amGMP - PDX
2 stops25h 58mAir China
Deal found 1/15$1,677

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 January 16, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 2/2

6:45 am-8:30 pm

1 stop20h 45m

Incheon Intl

Mon 3/17

7:30 am-9:06 am

2 stops41h 36m

$768

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 2/23

7:05 pm-3:15 pm

1 stop27h 10m

Incheon Intl

Wed 3/5

4:55 pm-10:09 pm

1 stop22h 14m

$810

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 5/24

6:00 am-11:55 am

2 stops37h 55m

Incheon Intl

Wed 6/11

4:20 pm-4:04 pm

2 stops39h 44m

$848

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 3/16

5:30 am-4:15 pm

1 stop18h 45m

Incheon Intl

Thu 3/27

8:05 pm-8:51 pm

1 stop16h 46m

$1,055

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 2/3

5:26 pm-12:45 pm

2 stops26h 19m

Incheon Intl

Mon 3/17

10:05 am-11:53 pm

2 stops29h 48m

$1,079

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 3/19

9:12 am-3:55 pm

1 stop14h 43m

Incheon Intl

Sun 3/30

7:40 pm-10:21 pm

1 stop18h 41m

$1,158

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 2/1

4:20 pm-3:15 pm

2 stops29h 55m

Incheon Intl

Sun 2/9

9:40 am-10:44 pm

2 stops30h 04m

$1,185

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 2/25

10:10 am-10:30 pm

2 stops19h 20m

Seoul Gimpo Intl

Thu 3/6

7:45 am-6:24 pm

2 stops27h 39m

$1,251

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 4/15

10:10 am-11:05 am

2 stops32h 55m

Seoul Gimpo Intl

Tue 4/22

7:55 pm-11:42 pm

2 stops19h 47m

$1,320

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Tue 1/28

7:00 am-10:55 am

2 stops34h 55m

Seoul Gimpo Intl

Mon 3/17

7:40 pm-5:59 pm

2 stops38h 19m

$1,395

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust 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 January 10, 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 42 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, October is the cheapest month in which you can book a flight from Portland to Seoul (average of $1,086). Flying from Portland to Seoul in June is currently the most expensive (average of $1,723). 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 January 16, 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 January 16, 2025.
See what other customers who have flown with China Eastern, Delta and ANA 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
8.5
Very good
1,034 reviews

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,034 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very good
847 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,448 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,511 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Alaska Airlines
8.0
Very good
9,681 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Food

8.1

Overall

8.5

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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, Air Canada ($810), China Eastern ($848), and United Airlines ($912) offers the cheapest pricing from Portland to Seoul. Air Canada is 36% 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 Alaska Airlines, which is currently one of the cheapest options available, starting at $490. China Eastern flights start at $529 while deals on Hawaiian Airlines start at $544 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, October is the cheapest month in which you can book a flight from Portland to Seoul (average of $1,086). Flying from Portland to Seoul in June is currently the most expensive (average of $1,723). 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 January 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$403Average$1,110FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$835Average$1,124FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$932Average$1,547FlexibilityNo cancel feeOn-time69%
DeltaCheapest$979Average$1,289FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,170Average$1,501FlexibilityNo cancel feeOn-time81%
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