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$415+ Cheap flights from Oregon 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 11/3. 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
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Cheap flight deals from Oregon to South Korea

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

Round-trip from

$951
(Delta)

One-way from

$415
(FlightHub)

Popular in

August

Cheapest in

March

Average price

$1,379
From Oregon to South Korea
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One-way flight from Oregon to South Korea
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Highest demand for flights based on searches. 14% potential increase in price ($195 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 June 2025
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Find flight deals from Oregon to South Korea

Cheapest flights from Oregon to South Korea
Explore the most affordable flight options available from Oregon to South Korea. 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 FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:14 amPDX - GMP
2 stops36h 46mChina Eastern
Sun 9/78:50 pmGMP - PDX
2 stops35h 09mChina Eastern
Deal found 6/10$1,044
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 American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:30 amPDX - GMP
2 stops21h 20mMultiple Airlines
Wed 10/157:55 amGMP - PDX
2 stops19h 35mMultiple Airlines
Deal found 6/10$1,073
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 FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:45 amPDX - GMP
2 stops22h 35mANA
Tue 9/3012:40 pmGMP - PDX
2 stops22h 06mANA
Deal found 6/12$1,144

Cheapflights Fare Finder

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

Fly from

Oregon

Fly to

South Korea

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

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Sat 8/30

6:14 am-11:00 am

2 stops36h 46m

Seoul Gimpo Intl

Sun 9/7

8:50 pm-3:59 pm

2 stops35h 09m

$1,044

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

PortlandSeoul

PDX - GMP

PDXGMP

Portland

Mon 9/15

8:30 am-9:50 pm

2 stops21h 20m

Seoul Gimpo Intl

Wed 10/15

7:55 am-11:30 am

2 stops19h 35m

$1,073

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 49 results
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Best time to book a flight from Oregon to South Korea

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

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

Currently, February is the cheapest month in which you can book a flight from Oregon to South Korea (average of $1,000). Flying from Oregon to South Korea 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 KR?

Find hourly flight availability from Oregon 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to South Korea as you normally would.

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 June 12, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from Oregon to South Korea to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Boarding

8.4

Overall

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

Food

8.1

Entertainment

8.0

Boarding

8.4

Overall

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

Food

8.1

Entertainment

8.0

Boarding

8.4

Overall

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
Japan Airlines
8.3
Very good
1,490 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Boarding

8.4

Overall

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

Food

8.1

Entertainment

8.0

Boarding

8.4

Overall

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
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Entertainment

8.0

Boarding

8.4

Overall

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 South Korea. 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 South Korea one-way?

    To fly one-way, consider booking your trip with Japan Airlines, which is currently one of the cheapest options available, starting at $415. Delta flights start at $433 while deals on WestJet start at $437 one-way.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Oregon to South Korea (average of $1,000). Flying from Oregon to South Korea 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

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Alternative routes for Oregon 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 Oregon to South Korea

Discover the top 6 airlines that operate flights from Oregon 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$403Average$1,292FlexibilityNo cancel feeOn-time85%
Air CanadaCheapest$809Average$1,108FlexibilityNo cancel feeOn-time67%
China EasternCheapest$822Average$842FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$877Average$1,319FlexibilityNo cancel feeOn-time69%
DeltaCheapest$907Average$1,268FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,084Average$1,509FlexibilityNo cancel feeOn-time81%

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