HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$419+ Cheap flights from Seoul (SEL) 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — PDX
feb. 24 — mar. 31
mar. 2/24
mar. 3/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Seoul to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Seoul to Portland

Cheapest flights from Seoul to Portland
Explore the most affordable flight options available from Seoul to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 25, 2026.

This Mytrip deal was found by Cheapflights users on 1/23. 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.
mar. 6/27:55 am
ICN
-
PDX
2 stops22h 50m
Multiple Airlines
dom. 6/73:25 pm
PDX
-
ICN
1 stop32h 40m
Multiple Airlines
Deal found 1/23$510
This WhyPayMore deal was found by Cheapflights users on 1/23. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/196:55 pm
ICN
-
PDX
1 stop31h 20m
Air Canada
lun. 3/27:05 pm
PDX
-
ICN
1 stop29h 05m
Air Canada
Deal found 1/23$525
This Air Canada deal was found by Cheapflights users on 1/23. 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.
mar. 5/195:45 pm
ICN
-
PDX
1 stop17h 20m
Air Canada
mar. 6/210:10 am
PDX
-
ICN
1 stop13h 55m
Air Canada
Deal found 1/23$530
This Air Canada deal was found by Cheapflights users on 1/22. 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.
mar. 10/275:55 pm
ICN
-
PDX
1 stop16h 35m
Air Canada
jue. 10/2910:05 am
PDX
-
ICN
1 stop14h 05m
Air Canada
Deal found 1/22$531
This Air Canada deal was found by Cheapflights users on 1/23. 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.
vie. 4/245:45 pm
ICN
-
PDX
1 stop16h 45m
Multiple Airlines
mar. 6/3010:10 am
PDX
-
ICN
2 stops20h 05m
Multiple Airlines
Deal found 1/23$543
This CheapOair deal was found by Cheapflights users on 1/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/198:10 am
ICN
-
PDX
2 stops22h 35m
Multiple Airlines
mar. 6/210:10 am
PDX
-
ICN
1 stop13h 55m
Multiple Airlines
Deal found 1/23$558
This WhyPayMore deal was found by Cheapflights users on 1/23. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 2/18:35 pm
ICN
-
PDX
1 stop14h 24m
Hawaiian Airlines
mié. 2/42:38 pm
PDX
-
ICN
1 stop34h 57m
Hawaiian Airlines
Deal found 1/23$586
This Cheapflightsfares deal was found by Cheapflights users on 1/23. 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.
sáb. 10/312:05 pm
GMP
-
PDX
2 stops17h 45m
Japan Airlines
jue. 10/157:00 am
PDX
-
GMP
2 stops22h 50m
Japan Airlines
Deal found 1/23$1,260
This Cheapflightsfares deal was found by Cheapflights users on 1/24. 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.
mar. 4/712:05 pm
GMP
-
PDX
2 stops25h 30m
Japan Airlines
mar. 4/217:05 am
PDX
-
GMP
2 stops22h 45m
Japan Airlines
Deal found 1/24$1,265
This Tourvis deal was found by Cheapflights users on 1/24. 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 Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/2412:05 pm
GMP
-
PDX
2 stops17h 39m
Japan Airlines
jue. 3/57:05 am
PDX
-
GMP
2 stops22h 00m
Japan Airlines
Deal found 1/24$1,348
This Japan Airlines deal was found by Cheapflights users on 1/22. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/412:05 pm
GMP
-
PDX
2 stops21h 45m
Japan Airlines
dom. 2/86:22 pm
PDX
-
GMP
2 stops47h 33m
Japan Airlines
Deal found 1/22$1,362
This Expedia deal was found by Cheapflights users on 1/24. 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.
mié. 3/1112:05 pm
GMP
-
PDX
2 stops20h 45m
Japan Airlines
mié. 3/186:28 am
PDX
-
GMP
2 stops23h 37m
Japan Airlines
Deal found 1/24$1,459

Find flight deals from Seoul to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Portland (PDX). 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 enero 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$510
(Mytrip)

One-way from

$419
(American Airlines)

Popular in

July

Cheapest in

November

Average price

$823
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 Seoul (SEL) to Portland
Search Deals
One-way flight from Seoul (SEL) to Portland
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($147 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul 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 enero 25, 2026.
Use the filters below to find and compare flights from Seoul to Portland that are best for you.

Fly from

Seoul

Fly to

Portland

Route

Depart

Return

Price

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

jue. 2/19

6:55 pm-9:15 am

1 stop31h 20m

Portland

lun. 3/2

7:05 pm-5:10 pm

1 stop29h 05m

$525

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

vie. 4/24

5:45 pm-6:30 pm

1 stop16h 45m

Portland

mar. 6/30

10:10 am-10:15 pm

2 stops20h 05m

$543

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

mar. 5/19

8:10 am-2:45 pm

2 stops22h 35m

Portland

mar. 6/2

10:10 am-4:05 pm

1 stop13h 55m

$558

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

mar. 6/2

8:05 pm-9:30 am

2 stops29h 25m

Portland

dom. 6/7

7:45 pm-2:05 pm

2 stops26h 20m

$577

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

mié. 2/4

5:55 pm-6:30 pm

1 stop17h 35m

Portland

lun. 4/27

9:50 am-4:05 pm

1 stop14h 15m

$593

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

vie. 2/6

8:35 pm-8:47 pm

1 stop17h 12m

Portland

vie. 2/13

6:00 am-6:35 pm

1 stop19h 35m

$594

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

vie. 2/20

8:35 pm-10:56 am

2 stops31h 21m

Portland

lun. 3/2

5:50 pm-6:35 pm

2 stops55h 45m

$595

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

sáb. 2/21

8:35 pm-9:42 am

2 stops30h 07m

Portland

sáb. 2/28

7:05 am-6:35 pm

1 stop18h 30m

$602

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

sáb. 2/7

8:35 pm-5:54 pm

1 stop14h 19m

Portland

vie. 2/13

6:00 am-6:35 pm

1 stop19h 35m

$603

IncheonPortland

ICN - PDX

ICNPDX

Incheon Intl

mar. 2/24

6:55 pm-6:30 pm

1 stop16h 35m

Portland

jue. 3/5

7:05 pm-5:10 pm

1 stop29h 05m

$606

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 24 results
1
2
3

Compare providers for flights from Seoul to Portland

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 Seoul to Portland in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice 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 Seoul-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Portland 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 Seoul-Portland 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 Seoul to Portland

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

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

Currently, November is the cheapest month in which you can book a flight from Seoul to Portland (average of $349). Flying from Seoul to Portland in August is currently the most expensive (average of $779). 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.

How much does it cost to fly round-trip from Seoul to Portland?

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 enero 25, 2026.
Get a feel of what it's like to fly with Korean Air, Delta, and Air Canada from Seoul to Portland by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Food

8.1

Boarding

8.5

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
1,188 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Food

8.1

Boarding

8.5

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
8,112 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Food

8.1

Boarding

8.5

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
10,655 reviews
Korean Air
8.4
Very good
1,188 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Crew

8.7

Food

8.1

Boarding

8.5

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 Seoul 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 Seoul?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Portland from Seoul. Booking flights from Seoul to Portland (PDX) should be relatively easy as there are 0 daily inbound flights from Seoul from 3 different airlines.

  • How long is the flight from Seoul to Portland?

    A quick flight from Seoul to Portland can take about 25h 30m. Air Canada provides one of the quickest options available for as low as $1,265. Airlines will cover a distance of 5254 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Our cheapest airline available from Seoul to Portland is Air Canada. Our recent data shows that you can find tickets from as low as $474 on this airline. Additional options worth looking into are Delta and Korean Air, starting at $635 and $662 round-trip. These flights start at 44% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from Seoul to Portland are Delta ($469), Air Canada ($501), and Alaska Airlines ($585).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seoul 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 Seoul to Portland?

    Currently, November is the cheapest month in which you can book a flight from Seoul to Portland (average of $349). Flying from Seoul to Portland in August is currently the most expensive (average of $779). 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
Longview
Lake Oswego
Beaverton
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seoul to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Portland flights
Incheon Intl to Eugene flights
Gimpo Intl to Portland flights
Busan to Portland flights
Incheon Intl to Medford flights

Top 3 airlines flying from Seoul to Portland

Discover the top 3 airlines that operate flights from Seoul 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 enero 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$474Average$741FlexibilityNo cancel feeOn-time67%
DeltaCheapest$635Average$1,030FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$662Average$928FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.