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$455+ Cheap flights from Portland (PDX) to South Korea

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ICN
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Portland to South Korea

Keep the following information in mind while searching for Portland to South Korea flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$861
(Kiwi.com)

One-way from

$455
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$995
Provider with most accurate pricing for Portland-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Portland-Seoul (SEL) flights.
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From Portland to South Korea
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One-way flight from Portland to South Korea
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Portland to South Korea

Cheapest flights from Portland to South Korea
Explore the most affordable flight options available from Portland to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 3/26. 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 4/236:50 amPDX - ICN
1 stop21h 40mMultiple Airlines
Mon 5/198:30 amICN - PDX
2 stops42h 46mMultiple Airlines
Deal found 3/26$861
This FlightHub deal was found by Cheapflights users on 3/26. 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.
Tue 4/226:05 amPDX - ICN
2 stops37h 50mChina Eastern
Wed 5/218:55 amICN - PDX
2 stops23h 13mChina Eastern
Deal found 3/26$1,055
This oojo deal was found by Cheapflights users on 3/26. 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 9/97:30 pmPDX - ICN
2 stops26h 35mCathay Pacific
Wed 9/171:40 pmICN - PDX
2 stops22h 51mCathay Pacific
Deal found 3/26$1,062
This Air Canada deal was found by Cheapflights users on 3/27. 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 9/110:10 amPDX - ICN
1 stop13h 55mAir Canada
Wed 9/105:45 pmICN - PDX
1 stop13h 01mAir Canada
Deal found 3/27$1,126
This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/91:45 pmPDX - ICN
1 stop37h 00mWestJet
Mon 8/118:45 pmICN - PDX
1 stop32h 07mWestJet
Deal found 3/27$1,150
This oojo deal was found by Cheapflights users on 3/26. 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 9/97:00 amPDX - GMP
2 stops22h 50mJapan Airlines
Wed 9/177:20 pmGMP - PDX
2 stops37h 30mJapan Airlines
Deal found 3/26$1,172
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/111:59 pmPDX - ICN
1 stop23h 31mAmerican Airlines
Tue 4/85:25 pmICN - PDX
1 stop21h 22mAmerican Airlines
Deal found 3/26$1,205
This Delta deal was found by Cheapflights users on 3/26. 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.
Sat 4/197:50 pmPDX - ICN
1 stop28h 40mDelta
Mon 5/197:20 pmICN - PDX
1 stop16h 00mDelta
Deal found 3/26$1,211
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/208:05 amPDX - ICN
1 stop18h 55mAlaska Airlines
Fri 5/239:25 pmICN - PDX
1 stop16h 30mAlaska Airlines
Deal found 3/26$1,250
This United Airlines deal was found by Cheapflights users on 3/26. 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.
Thu 4/2410:50 amPDX - ICN
2 stops25h 30mUnited Airlines
Tue 5/204:50 pmICN - PDX
2 stops20h 10mUnited Airlines
Deal found 3/26$1,260
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/19:30 pmPDX - GMP
2 stops32h 20mMultiple Airlines
Sat 9/67:55 amGMP - PDX
2 stops24h 55mMultiple Airlines
Deal found 3/27$1,395
This Justfly.com deal was found by Cheapflights users on 3/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:00 amPDX - GMP
2 stops37h 05mANA
Wed 5/217:40 amGMP - PDX
2 stops23h 08mANA
Deal found 3/26$1,432

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to South Korea 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 March 28, 2025.
Use the filters below to find and compare flights from Portland to South Korea that are best for you.

Fly from

Portland

Fly to

South Korea

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 4/23

6:50 am-8:30 pm

1 stop21h 40m

Incheon Intl

Mon 5/19

8:30 am-11:16 am

2 stops42h 46m

$861

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 4/22

6:05 am-11:55 am

2 stops37h 50m

Incheon Intl

Wed 5/21

8:55 am-4:08 pm

2 stops23h 13m

$1,055

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/9

7:30 pm-2:05 pm

2 stops26h 35m

Incheon Intl

Wed 9/17

1:40 pm-8:31 pm

2 stops22h 51m

$1,062

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 9/1

10:10 am-4:05 pm

1 stop13h 55m

Incheon Intl

Wed 9/10

5:45 pm-2:46 pm

1 stop13h 01m

$1,126

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 7/9

1:45 pm-6:45 pm

1 stop37h 00m

Incheon Intl

Mon 8/11

8:45 pm-12:52 pm

1 stop32h 07m

$1,150

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 4/6

7:23 am-4:30 pm

1 stop17h 07m

Incheon Intl

Sun 4/13

7:20 pm-8:49 pm

1 stop17h 29m

$1,205

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 4/20

8:05 am-7:00 pm

1 stop18h 55m

Incheon Intl

Fri 5/23

9:25 pm-9:55 pm

1 stop16h 30m

$1,250

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 4/24

10:50 am-4:20 am

2 stops25h 30m

Incheon Intl

Tue 5/20

4:50 pm-9:00 pm

2 stops20h 10m

$1,260

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 4/21

11:52 pm-3:30 pm

2 stops23h 38m

Incheon Intl

Fri 4/25

5:25 pm-12:02 am

2 stops22h 37m

$1,322

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 4/21

6:00 am-11:05 am

2 stops37h 05m

Seoul Gimpo Intl

Wed 5/21

7:40 am-2:48 pm

2 stops23h 08m

$1,432

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 29 results
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Best time to book a flight from Portland to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea 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.

Cheapflights Insights

Everything you need to know about your flight from Portland to South Korea

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

Currently, February is the cheapest month in which you can book a flight from Portland to South Korea (average of $1,002). Flying from Portland to South Korea in June is currently the most expensive (average of $1,661). 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 KR?

Find hourly flight availability from Portland to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

When flying from Portland to South Korea, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in South Korea by month

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

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

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

If weather is an important factor for your trip to South Korea, 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 28.4 F).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated March 28, 2025.
See what other customers who have flown with Korean Air, Japan Airlines and ANA from Portland to South Korea have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,050 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,050 reviews
Korean Air
8.4
Very good
1,050 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,440 reviews
Korean Air
8.4
Very good
1,050 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.3
Very good
829 reviews
Korean Air
8.4
Very good
1,050 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,896 reviews
Korean Air
8.4
Very good
1,050 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Alaska Airlines
8.0
Very good
9,798 reviews
Korean Air
8.4
Very good
1,050 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.4

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Portland to South Korea. 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 South Korea?

    Portland (PDX) is the airport you will fly out of if you book a flight from Portland to South Korea. It is only a 6.0 mi journey to Portland (PDX) from Portland’s city center.

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

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as $455. However, be on the lookout for offers from Air Canada and Cathay Pacific, as they are both options that can get you from Portland to South Korea for a low price.

  • What are the most popular routes from Portland to South Korea?

    The most popular flight routes from Portland to South Korea are Portland - Incheon Intl, Portland - Seoul Gimpo Intl and Portland - Cheongju.

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

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

  • How can I find direct flights from Portland to South Korea?

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

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

    Yes. Cheapflights offers flight deals from Portland to South Korea 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 South Korea?

    Currently, February is the cheapest month in which you can book a flight from Portland to South Korea (average of $1,002). Flying from Portland to South Korea in June is currently the most expensive (average of $1,661). 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

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Alternative routes for Portland to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Portland to South Korea

Discover the top 6 airlines that operate flights from Portland to South Korea. 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$403Average$1,109FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$809Average$1,082FlexibilityNo cancel feeOn-time67%
China EasternCheapest$822Average$842FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$907Average$1,621FlexibilityNo cancel feeOn-time69%
DeltaCheapest$907Average$1,229FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,091Average$1,600FlexibilityNo cancel feeOn-time81%
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