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Incheon Intl

$411+ Cheap flights from Portland (PDX) to Incheon Intl (ICN)

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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ICN
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Portland to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Incheon Intl (ICN). 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 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$757
(Booking.com)

One-way from

$411
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$988
Provider with most accurate pricing for Portland-Incheon Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Incheon Intl flights.
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From Portland to Incheon Intl
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One-way flight from Portland to Incheon Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Portland to Incheon Intl

Cheapest flights from Portland to Incheon Intl
Explore the most affordable flight options available from Portland to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This Gotogate deal was found by Cheapflights users on 1/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/33:25 pm
PDX
-
ICN
1 stop32h 40m
Multiple Airlines
Sun 6/72:30 am
ICN
-
PDX
2 stops23h 00m
Multiple Airlines
Deal found 1/14$685
This Booking.com deal was found by Cheapflights users on 1/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/123:15 pm
PDX
-
ICN
1 stop32h 50m
Multiple Airlines
Thu 4/232:30 am
ICN
-
PDX
2 stops22h 45m
Multiple Airlines
Deal found 1/14$757
This Air Canada deal was found by Cheapflights users on 1/14. 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 1/209:50 am
PDX
-
ICN
2 stops22h 30m
Multiple Airlines
Thu 2/56:55 pm
ICN
-
PDX
1 stop16h 35m
Multiple Airlines
Deal found 1/14$778
This Air Canada deal was found by Cheapflights users on 1/14. 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 3/309:50 am
PDX
-
ICN
1 stop14h 15m
Multiple Airlines
Sun 5/311:55 am
ICN
-
PDX
2 stops23h 35m
Multiple Airlines
Deal found 1/14$781
This Air Canada deal was found by Cheapflights users on 1/14. 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 2/157:05 pm
PDX
-
ICN
1 stop29h 05m
Multiple Airlines
Thu 2/193:00 pm
ICN
-
PDX
2 stops20h 30m
Multiple Airlines
Deal found 1/14$782
This Air Canada deal was found by Cheapflights users on 1/14. 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 2/157:05 pm
PDX
-
ICN
1 stop29h 05m
Air Canada
Thu 2/196:55 pm
ICN
-
PDX
1 stop12h 45m
Air Canada
Deal found 1/14$798
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/183:15 pm
PDX
-
ICN
1 stop32h 50m
Multiple Airlines
Tue 5/122:30 am
ICN
-
PDX
2 stops23h 00m
Multiple Airlines
Deal found 1/15$805
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
Sat 2/289:19 pm
PDX
-
ICN
1 stop28h 16m
Multiple Airlines
Sat 3/78:35 pm
ICN
-
PDX
1 stop19h 06m
Multiple Airlines
Deal found 1/14$811
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
Sun 1/189:10 am
PDX
-
ICN
1 stop16h 25m
Multiple Airlines
Sat 1/248:35 pm
ICN
-
PDX
1 stop12h 59m
Multiple Airlines
Deal found 1/14$816
This Alaska Airlines deal was found by Cheapflights users on 1/14. 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.
Sat 3/79:30 am
PDX
-
ICN
1 stop16h 05m
Multiple Airlines
Sun 3/158:35 pm
ICN
-
PDX
1 stop19h 09m
Multiple Airlines
Deal found 1/14$817

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Incheon Intl 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 15, 2026.
Use the filters below to find and compare flights from Portland to Incheon Intl Airport that are best for you.

Fly from

Portland

Fly to

Incheon Intl

Route

Depart

Return

Price

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sat 3/7

9:30 am-6:35 pm

1 stop16h 05m

Incheon Intl

Sun 3/15

8:35 pm-11:44 pm

1 stop19h 09m

$817

PortlandIncheon

PDX - ICN

PDXICN

Portland

Thu 3/12

9:30 am-6:35 pm

1 stop17h 05m

Incheon Intl

Mon 3/23

8:35 pm-6:40 pm

1 stop14h 05m

$864

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 3/3

1:40 pm-5:40 am

1 stop23h 00m

Incheon Intl

Fri 5/22

4:50 pm-4:54 pm

1 stop16h 04m

$917

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 4/12

7:05 am-4:50 pm

1 stop17h 45m

Incheon Intl

Thu 4/30

7:00 pm-5:03 pm

1 stop14h 03m

$917

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 5/10

5:30 am-3:00 pm

1 stop17h 30m

Incheon Intl

Mon 5/18

11:30 am-12:25 pm

1 stop16h 55m

$917

PortlandIncheon

PDX - ICN

PDXICN

Portland

Fri 2/27

8:30 am-6:35 pm

1 stop17h 05m

Incheon Intl

Thu 5/28

7:35 pm-4:50 pm

1 stop13h 15m

$917

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 7/1

7:00 am-3:00 pm

1 stop16h 00m

Incheon Intl

Mon 9/14

4:50 pm-8:45 pm

1 stop19h 55m

$917

PortlandIncheon

PDX - ICN

PDXICN

Portland

Wed 2/18

1:40 pm-5:40 am

1 stop23h 00m

Incheon Intl

Wed 2/25

6:00 pm-10:59 pm

2 stops21h 59m

$921

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 4/14

8:40 am-4:20 am

2 stops27h 40m

Incheon Intl

Tue 5/5

11:30 am-5:44 pm

2 stops22h 14m

$921

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 3/15

8:30 am-6:35 pm

1 stop18h 05m

$418

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 19 results
1
2

Compare providers for flights from Portland to Incheon Intl

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 Incheon Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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-Incheon Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Incheon Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Incheon Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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-Incheon Intl Airport 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 Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl 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 Incheon Intl Airport

How far ahead should I book a flight from Portland to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Incheon Intl. Price data was last updated on January 9, 2026.

The best time to book flights from Portland to Incheon Intl Airport is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Portland to Incheon Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Portland to Incheon Intl Airport (average of $791). Flying from Portland to Incheon Intl Airport in June is currently the most expensive (average of $984). 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 Portland to Incheon Intl Airport?

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated January 15, 2026.
See what other customers who have flown with Korean Air, Alaska Airlines, and Delta from Portland to Incheon Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,187 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Overall

8.4

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
1,187 reviews
Korean Air
8.4
Very good
1,187 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Overall

8.4

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
11,721 reviews
Korean Air
8.4
Very good
1,187 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Overall

8.4

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
7.9
Good
8,049 reviews
Korean Air
8.4
Very good
1,187 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Overall

8.4

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.
United Airlines
7.4
Good
9,164 reviews
Korean Air
8.4
Very good
1,187 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Overall

8.4

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.
Air Canada
7.1
Good
10,623 reviews
Korean Air
8.4
Very good
1,187 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Overall

8.4

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 Incheon Intl. 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 Incheon Intl?

    For a flight from Portland to Incheon Intl, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 0 outbound flights to Incheon Intl per day. 6 airlines have flights to Incheon Intl from Portland on a regular basis.

  • How long is the flight from Portland to Incheon Intl Airport?

    Air Canada and United Airlines can get you from Portland to Incheon Intl Airport in just under 14h 15m. Your travel time can differ by up to 1h 30m. There are 5273 mi between Portland and Incheon Intl Airport. 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 Portland to Incheon Intl Airport round-trip?

    Currently priced at $809, Air Canada will fly you from Portland to Incheon Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and Delta - these airlines can fly you to your destination from $815 and $849, respectively. Air Canada is priced at 28% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Portland to Incheon Intl Airport one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $432. Users have also found prices from $441 and $450 on Air Canada and United Airlines, respectively.

  • Where are the most common layover locations when flying from Portland to Incheon Intl Airport?

    Flights departing from Portland and landing in Incheon Intl Airport layover in Vancouver most frequently.

  • What are some popular things to do or see while on a layover in Vancouver?

    The majority of Vancouver visitors spend their time at Pacific Central Station, Orpheum Theatre, and Queen Elizabeth Theatre. Travelers on a layover in Vancouver can visit Pacific Central Station, Orpheum Theatre, and Queen Elizabeth Theatre, by traveling 6.6 mi, 6.5 mi, and 6.6 mi, respectively after landing at Vancouver Intl. Travelers in need of a car in Vancouver can rent one for about $33 per day.

  • Where are the least popular layover locations for Portland to Incheon Intl Airport flights?

    Flights departing from Portland and landing in Incheon Intl Airport layover in Seattle least frequently.

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

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

  • How can I find direct flights from Portland to Incheon Intl?

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

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

    Yes. Cheapflights offers flight deals from Portland to Incheon Intl 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 Incheon Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Portland to Incheon Intl Airport (average of $791). Flying from Portland to Incheon Intl Airport in June is currently the most expensive (average of $984). 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 Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam

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Alternative routes for Portland to Incheon Intl

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

Top 6 airlines flying from Portland to Incheon Intl

Discover the top 6 airlines that operate flights from Portland to Incheon Intl. 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 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$809Average$1,089FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$815Average$966FlexibilityNo cancel feeOn-time75%
DeltaCheapest$849Average$1,146FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$907Average$1,186FlexibilityNo cancel feeOn-time69%
Asiana AirlinesCheapest$912Average$1,138FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,086Average$1,494FlexibilityNo cancel feeOn-time81%

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