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$407+ Cheap flights from South Korea to Portland (PDX)

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — PDX
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from South Korea to Portland

Cheapest flights from South Korea to Portland
Explore the most affordable flight options available from South Korea to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Hanatour deal was found by Cheapflights users on 10/26. 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:55 pmICN - PDX
1 stop31h 20mAir Canada
Tue 12/97:00 pmPDX - ICN
1 stop29h 10mAir Canada
Deal found 10/26$575
This Hanatour deal was found by Cheapflights users on 10/27. 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:55 pmICN - PDX
1 stop31h 20mAir Canada
Sun 1/43:15 pmPDX - ICN
1 stop32h 55mAir Canada
Deal found 10/27$578
This OneTravel deal was found by Cheapflights users on 10/27. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:55 pmICN - PDX
1 stop12h 45mAir Canada
Fri 12/59:50 amPDX - ICN
1 stop14h 20mAir Canada
Deal found 10/27$611
This Air Canada deal was found by Cheapflights users on 10/27. 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.
Tue 11/256:55 pmICN - PDX
1 stop12h 45mAir Canada
Thu 12/47:00 pmPDX - ICN
1 stop29h 10mAir Canada
Deal found 10/27$612
This Orbitz deal was found by Cheapflights users on 10/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:55 pmICN - PDX
1 stop31h 20mAir Canada
Mon 12/17:00 pmPDX - ICN
1 stop28h 00mAir Canada
Deal found 10/29$613
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:05 pmICN - PDX
1 stop15h 45mDelta
Sat 2/285:45 pmPDX - ICN
1 stop29h 45mDelta
Deal found 10/27$618
This OneTravel deal was found by Cheapflights users on 10/27. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:55 pmICN - PDX
2 stops16h 41mAir Canada
Sun 11/307:00 pmPDX - ICN
1 stop29h 10mAir Canada
Deal found 10/27$622
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 12/288:35 pmICN - PDX
1 stop26h 43mAlaska Airlines
Fri 1/161:38 pmPDX - ICN
1 stop35h 57mAlaska Airlines
Deal found 10/28$623
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 11/77:15 pmICN - PDX
1 stop21h 11mAmerican Airlines
Sun 11/3012:59 amPDX - ICN
1 stop22h 46mAmerican Airlines
Deal found 10/29$626
This Air Canada deal was found by Cheapflights users on 10/27. 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.
Tue 11/256:55 pmICN - PDX
1 stop31h 20mAir Canada
Sat 12/63:15 pmPDX - ICN
1 stop32h 55mAir Canada
Deal found 10/27$646
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Thu 11/277:15 pmICN - PDX
1 stop32h 55mAmerican Airlines
Sun 11/308:32 pmPDX - ICN
2 stops27h 13mAmerican Airlines
Deal found 10/28$647
This Korean Air deal was found by Cheapflights users on 10/27. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:55 amPUS - PDX
2 stops28h 21mKorean Air
Sun 11/306:29 amPDX - PUS
2 stops21h 16mKorean Air
Deal found 10/27$796

Cheap flight deals from South Korea to Portland

Keep the following information in mind while searching for South Korea to Portland flight deals. Data was last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$575
(Hanatour)

One-way from

$407
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$1,260
Provider with most accurate pricing for Seoul (SEL)-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Portland flights.
Search Deals
From South Korea to Portland
Search Deals
One-way flight from South Korea to Portland
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($251 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Korea to Portland 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 October 29, 2025.
Use the filters below to find and compare flights from South Korea to Portland that are best for you.

Fly from

South Korea

Fly to

Portland

Route

Depart

Return

Price

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Mon 12/1

6:55 pm-9:15 am

1 stop31h 20m

Portland

Tue 12/9

7:00 pm-5:10 pm

1 stop29h 10m

$575

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Fri 11/28

6:55 pm-9:15 am

1 stop31h 20m

Portland

Fri 12/5

9:50 am-5:10 pm

1 stop14h 20m

$612

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 12/23

6:55 pm-9:15 am

1 stop31h 20m

Portland

Tue 1/13

7:00 pm-5:10 pm

1 stop29h 10m

$612

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 11/26

6:55 pm-9:15 am

1 stop31h 20m

Portland

Fri 12/5

9:50 am-5:10 pm

1 stop14h 20m

$613

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Tue 12/23

8:05 pm-11:55 pm

1 stop20h 50m

Portland

Tue 1/13

5:23 am-4:30 pm

1 stop18h 07m

$620

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 12/17

8:05 pm-12:15 am

1 stop21h 10m

Portland

Sat 2/28

1:38 pm-4:30 pm

1 stop33h 52m

$620

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Sun 12/28

8:35 pm-6:18 am

1 stop26h 43m

Portland

Fri 1/16

1:38 pm-6:35 pm

1 stop35h 57m

$623

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Wed 11/26

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Sat 12/6

7:00 pm-5:10 pm

1 stop29h 10m

$646

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

Thu 11/27

6:55 pm-6:30 pm

1 stop16h 35m

Portland

Sat 12/6

7:00 pm-5:10 pm

1 stop29h 10m

$646

BusanPortland

PUS - PDX

PUSPDX

Busan Gimhae

Fri 1/30

12:00 pm-12:44 pm

2 stops17h 44m

Portland

Thu 2/26

9:10 am-7:35 pm

2 stops17h 25m

$779

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 38 results
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Best time to book a flight from South Korea to Portland

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

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

Currently, November is the cheapest month in which you can book a flight from South Korea to Portland (average of $352). Flying from South Korea to Portland in January is currently the most expensive (average of $822). 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 KR to PDX?

Find hourly flight availability from South Korea to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

A simple way to save on the total cost of your ticket is to fly from South Korea to Portland at noon. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from South Korea to Portland?

Use this chart to determine the cheapest time to fly round-trip from South Korea to Portland. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their South Korea to Portland flight should consider departing on Monday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated October 29, 2025.
Read through reviews of airlines operating flights from South Korea to Portland, such as Korean Air, Delta, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,155 reviews
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
7,993 reviews
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,373 reviews
Korean Air
8.4
Very good
1,155 reviews

Overall

8.4

Boarding

8.5

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

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

    Most people fly into Portland (PDX) if they book a flight to Portland from South Korea. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • How long is the flight from South Korea to Portland?

    There are many flights that can get you from South Korea to Portland in 17h 44m. Fly via Air Canada, Korean Air, or Delta to get the fastest option. There are 5294 mi between South Korea and Portland. This flight may include one or multiple stops.

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

    The most popular route from South Korea to Portland is Incheon Intl - Portland. You may also consider Seoul Gimpo Intl - Portland or Busan Gimhae - Portland.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from South Korea to Portland (average of $352). Flying from South Korea to Portland in January is currently the most expensive (average of $822). 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Lake Oswego
Beaverton
McMinnville
Hillsboro
Cannon Beach
Long Beach
Longview
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Pacific City
Gresham
Tillamook
Troutdale

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for South Korea to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from South Korea to Portland

Discover the top 3 airlines that operate flights from South Korea to Portland. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$474Average$818FlexibilityNo cancel feeOn-time67%
DeltaCheapest$698Average$1,094FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$706Average$937FlexibilityNo cancel feeOn-time81%

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