HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Incheon Intl

$429+ Cheap flights from Oregon 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — ICN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oregon to Incheon Intl 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 Oregon to Incheon Intl

Keep the following information in mind while searching for Oregon to Incheon Intl flight deals. Data was last updated June 12, 2025.

Round-trip from

$951
(Delta)

One-way from

$429
(Mytrip)

Popular in

August

Cheapest in

March

Average price

$1,379
From Oregon to Incheon Intl
Search Deals
One-way flight from Oregon to Incheon Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($195 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Oregon to Incheon Intl

Cheapest flights from Oregon to Incheon Intl
Explore the most affordable flight options available from Oregon to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 10/46:15 amEUG - ICN
1 stop18h 15mDelta
Sat 10/187:20 pmICN - EUG
1 stop19h 54mDelta
Deal found 6/10$951
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/41:57 pmEUG - ICN
1 stop22h 23mUnited Airlines
Sat 10/1811:30 amICN - EUG
2 stops25h 35mUnited Airlines
Deal found 6/10$1,051
This Delta deal was found by Cheapflights users on 6/11. 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.
Mon 8/45:20 amBOI - ICN
1 stop21h 00mDelta
Thu 8/147:20 pmICN - BOI
1 stop18h 03mDelta
Deal found 6/11$1,075
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 8/196:00 amMFR - ICN
1 stop17h 00mUnited Airlines
Fri 12/196:00 pmICN - MFR
1 stop16h 40mUnited Airlines
Deal found 6/11$1,077
This Mytrip deal was found by Cheapflights users on 6/12. 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.
Sun 7/610:05 amPDX - ICN
2 stops19h 05mMultiple Airlines
Mon 7/142:50 pmICN - PDX
2 stops34h 40mMultiple Airlines
Deal found 6/12$1,127
This Air Canada deal was found by Cheapflights users on 6/10. 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 9/166:15 amPDX - ICN
1 stop17h 50mAir Canada
Wed 10/155:45 pmICN - PDX
1 stop37h 01mAir Canada
Deal found 6/10$1,128
This Delta deal was found by Cheapflights users on 6/10. 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.
Sun 10/1912:40 amPDX - ICN
1 stop24h 40mDelta
Sun 11/28:05 pmICN - PDX
1 stop17h 44mDelta
Deal found 6/10$1,129
This oojo deal was found by Cheapflights users on 6/11. 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 10/208:59 pmPDX - ICN
2 stops22h 01mEVA Air
Mon 10/2711:40 amICN - PDX
2 stops38h 07mEVA Air
Deal found 6/11$1,139
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/117:50 amBOI - ICN
1 stop16h 10mUnited Airlines
Wed 6/1811:30 amICN - BOI
1 stop17h 20mUnited Airlines
Deal found 6/10$1,142
This oojo deal was found by Cheapflights users on 6/11. 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 10/275:30 pmPDX - ICN
2 stops33h 45mChina Airlines
Sun 11/212:25 pmICN - PDX
2 stops25h 10mChina Airlines
Deal found 6/11$1,144
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 8/1612:55 pmPDX - ICN
2 stops23h 25mUnited Airlines
Thu 8/214:50 pmICN - PDX
2 stops32h 38mUnited Airlines
Deal found 6/11$1,150
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 9/249:56 pmPDX - ICN
2 stops25h 34mAmerican Airlines
Mon 10/65:25 pmICN - PDX
2 stops21h 48mAmerican Airlines
Deal found 6/11$1,153

Cheapflights Fare Finder

Customize your flight search to find flights from Oregon 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 June 12, 2025.
Use the filters below to find and compare flights from Oregon to Incheon Intl Airport that are best for you.

Fly from

Oregon

Fly to

Incheon Intl

Route

Depart

Return

Price

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Sat 10/4

6:15 am-4:30 pm

1 stop18h 15m

Incheon Intl

Sat 10/18

7:20 pm-11:14 pm

1 stop19h 54m

$951

EugeneIncheon

EUG - ICN

EUGICN

Eugene

Sat 10/4

1:57 pm-4:20 am

1 stop22h 23m

Incheon Intl

Sat 10/18

11:30 am-9:05 pm

2 stops25h 35m

$1,051

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Mon 8/4

5:20 am-5:20 pm

1 stop21h 00m

Incheon Intl

Thu 8/14

7:20 pm-10:23 pm

1 stop18h 03m

$1,075

MedfordIncheon

MFR - ICN

MFRICN

Medford

Tue 8/19

6:00 am-3:00 pm

1 stop17h 00m

Incheon Intl

Fri 12/19

6:00 pm-5:40 pm

1 stop16h 40m

$1,077

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 7/6

10:05 am-9:10 pm

2 stops19h 05m

Incheon Intl

Mon 7/14

2:50 pm-9:30 am

2 stops34h 40m

$1,127

PortlandIncheon

PDX - ICN

PDXICN

Portland

Tue 9/16

6:15 am-4:05 pm

1 stop17h 50m

Incheon Intl

Wed 10/15

5:45 pm-2:46 pm

1 stop37h 01m

$1,128

PortlandIncheon

PDX - ICN

PDXICN

Portland

Sun 10/19

12:40 am-5:20 pm

1 stop24h 40m

Incheon Intl

Sun 11/2

8:05 pm-8:49 pm

1 stop17h 44m

$1,129

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 10/20

8:59 pm-11:00 am

2 stops22h 01m

Incheon Intl

Mon 10/27

11:40 am-9:47 am

2 stops38h 07m

$1,139

BoiseIncheon

BOI - ICN

BOIICN

Boise Air Term. Gowen Fld

Sat 6/28

7:15 pm-4:20 am

1 stop18h 05m

Incheon Intl

Sat 7/12

4:50 pm-4:40 pm

1 stop14h 50m

$1,142

PortlandIncheon

PDX - ICN

PDXICN

Portland

Mon 10/27

5:30 pm-7:15 pm

2 stops33h 45m

Incheon Intl

Sun 11/2

12:25 pm-9:35 pm

2 stops25h 10m

$1,144

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 38 results
1
2
3
4

Best time to book a flight from Oregon to Incheon Intl

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

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

Currently, February is the cheapest month in which you can book a flight from Oregon to Incheon Intl Airport (average of $1,000). Flying from Oregon to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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 OR to ICN?

Find hourly flight availability from Oregon to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Oregon to Incheon Intl Airport, 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 Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Incheon Intl Airport 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 Incheon Intl Airport when rainfall is around 0.8 in.

Temperature in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Incheon Intl Airport, 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 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 June 12, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and China Airlines from Oregon to Seoul to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Delta
8.0
Very good
7,950 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Alaska Airlines
8.0
Very good
10,000 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Entertainment

8.0

Food

8.1

Boarding

8.4

Comfort

8.3

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Oregon 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 are the cheapest airlines to fly from Oregon to Incheon Intl Airport one-way?

    The cheapest airlines for a one-way flight from Oregon to Incheon Intl Airport are Delta ($433), WestJet ($437), and Air Canada ($507).

  • What are the most popular routes from Oregon to Incheon Intl Airport?

    Most travelers choose Portland - Incheon Intl, Boise Air Term. Gowen Fld - Incheon Intl or Eugene - Incheon Intl when deciding on the best route from Oregon to Incheon Intl Airport.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Oregon to Incheon Intl Airport (average of $1,000). Flying from Oregon to Incheon Intl Airport in December is currently the most expensive (average of $1,635). 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 Oregon?

Book flights to Oregon if you plan to visit one of these locations
Suwon
Seongnam
Daejeon

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 Oregon to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Incheon Intl flights
John F Kennedy Intl to Incheon Intl flights
Seattle to Incheon Intl flights
Dulles Intl to Incheon Intl flights
Dallas/Fort Worth to Incheon Intl flights
Los Angeles to Gimpo Intl flights
San Francisco to Incheon Intl flights
O'Hare Intl to Incheon Intl flights
LaGuardia to Incheon Intl flights
John F Kennedy Intl to Gimpo Intl flights
Newark to Incheon Intl flights
Atlanta to Incheon Intl flights
Boston to Incheon Intl flights
San Francisco to Gimpo Intl flights
Newark to Gimpo Intl flights
Hobby to Incheon Intl flights
Baltimore to Incheon Intl flights
Ontario to Incheon Intl flights
Reagan-National to Incheon Intl flights
Dulles Intl to Gimpo Intl flights
Seattle to Gimpo Intl flights
O'Hare Intl to Gimpo Intl flights
Honolulu to Incheon Intl flights
Santa Ana to Incheon Intl flights
San Jose to Incheon Intl flights
Las Vegas to Incheon Intl flights
Minneapolis to Incheon Intl flights
Dallas/Fort Worth to Gimpo Intl flights
LaGuardia to Gimpo Intl flights
Oakland to Incheon Intl flights
Salt Lake City to Incheon Intl flights
Orlando to Incheon Intl flights
George Bush Intcntl to Incheon Intl flights
Portland to Incheon Intl flights
Love Field to Incheon Intl flights
Atlanta to Gimpo Intl flights
Philadelphia to Incheon Intl flights
Burbank to Incheon Intl flights
Midway to Incheon Intl flights
Detroit to Incheon Intl flights
Boston to Gimpo Intl flights
Denver to Incheon Intl flights
Reagan-National to Gimpo Intl flights
Sky Harbor Intl to Incheon Intl flights
Baltimore to Gimpo Intl flights
San Jose to Gimpo Intl flights
Honolulu to Gimpo Intl flights
George Bush Intcntl to Gimpo Intl flights

Top 5 airlines flying from Oregon to Incheon Intl

Discover the top 5 airlines that operate flights from Oregon 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$403Average$1,292FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$809Average$1,108FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$877Average$1,319FlexibilityNo cancel feeOn-time69%
DeltaCheapest$907Average$1,268FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,084Average$1,446FlexibilityNo 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.