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$373+ Cheap flights from Raleigh (RDU) 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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — ICN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Raleigh to South Korea

Cheapest flights from Raleigh to South Korea
Explore the most affordable flight options available from Raleigh to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 12/236:05 pmRDU - ICN
1 stop32h 10mUnited Airlines
Sat 1/176:00 pmICN - RDU
1 stop17h 26mUnited Airlines
Deal found 12/16$1,152
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/236:05 pmRDU - ICN
1 stop32h 10mUnited Airlines
Wed 12/3112:45 pmICN - RDU
2 stops24h 14mUnited Airlines
Deal found 12/16$1,284
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Sun 12/218:04 amRDU - ICN
2 stops31h 36mUnited Airlines
Tue 12/236:00 pmICN - RDU
1 stop36h 42mUnited Airlines
Deal found 12/17$1,498
This Asiana Airlines deal was found by Cheapflights users on 12/17. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:20 pmRDU - ICN
1 stop31h 25mMultiple Airlines
Sat 1/179:00 pmICN - RDU
1 stop33h 17mMultiple Airlines
Deal found 12/17$1,499
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Mon 12/226:05 pmRDU - ICN
1 stop32h 10mUnited Airlines
Mon 1/1912:45 pmICN - RDU
1 stop32h 45mUnited Airlines
Deal found 12/16$1,519
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/243:00 pmRDU - ICN
2 stops24h 40mUnited Airlines
Wed 12/3112:45 pmICN - RDU
2 stops24h 14mUnited Airlines
Deal found 12/16$1,673
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 12/257:40 pmRDU - ICN
2 stops30h 35mUnited Airlines
Wed 12/3112:45 pmICN - RDU
2 stops24h 14mUnited Airlines
Deal found 12/16$1,683
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/226:38 amRDU - ICN
1 stop20h 07mAmerican Airlines
Mon 12/297:15 pmICN - RDU
1 stop16h 51mAmerican Airlines
Deal found 12/17$1,691
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/226:38 amRDU - GMP
2 stops25h 27mMultiple Airlines
Mon 12/298:00 amGMP - RDU
2 stops22h 35mMultiple Airlines
Deal found 12/17$2,051
This Ovago deal was found by Cheapflights users on 12/16. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amRDU - GMP
2 stops26h 05mJapan Airlines
Mon 12/298:00 amGMP - RDU
2 stops27h 00mJapan Airlines
Deal found 12/16$2,326
This Expedia deal was found by Cheapflights users on 12/17. 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.
Sun 12/216:00 amRDU - GMP
2 stops26h 05mJapan Airlines
Tue 12/2312:05 pmGMP - RDU
2 stops42h 30mJapan Airlines
Deal found 12/17$2,635
This Mytrip deal was found by Cheapflights users on 12/17. 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 12/219:30 amRDU - GMP
2 stops23h 05mMultiple Airlines
Tue 12/238:40 amGMP - RDU
2 stops26h 53mMultiple Airlines
Deal found 12/17$2,895

Find flight deals from Raleigh to South Korea

Keep the following information in mind while searching for Raleigh to South Korea flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$831
(Alaska Airlines)

One-way from

$373
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,247
Provider with most accurate pricing for Raleigh-Durham-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Seoul (SEL) flights.
Search Deals
From Raleigh-Durham to South Korea
Search Deals
One-way flight from Raleigh-Durham to South Korea
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 December 18, 2025.
Use the filters below to find and compare flights from Raleigh to South Korea that are best for you.

Fly from

Raleigh

Fly to

South Korea

Route

Depart

Return

Price

RaleighIncheon

RDU - ICN

RDUICN

Raleigh-Durham

Thu 1/1

8:45 am-5:40 am

1 stop30h 55m

Incheon Intl

Sat 1/31

12:45 pm-11:15 pm

2 stops24h 30m

$916

RaleighIncheon

RDU - ICN

RDUICN

Raleigh-Durham

Thu 1/8

7:36 am-4:30 pm

1 stop18h 54m

Incheon Intl

Wed 1/28

9:35 am-3:57 pm

1 stop20h 22m

$916

RaleighIncheon

RDU - ICN

RDUICN

Raleigh-Durham

Tue 2/10

11:00 am-5:45 am

1 stop28h 45m

Incheon Intl

Wed 3/11

6:00 pm-10:16 pm

1 stop17h 16m

$916

RaleighIncheon

RDU - ICN

RDUICN

Raleigh-Durham

Sun 1/18

8:45 am-5:40 am

1 stop30h 55m

Incheon Intl

Thu 1/22

12:45 pm-11:15 pm

2 stops24h 30m

$916

RaleighIncheon

RDU - ICN

RDUICN

Raleigh-Durham

Sat 2/28

7:00 pm-5:45 am

1 stop20h 45m

Incheon Intl

Sat 3/7

7:25 pm-12:09 am

1 stop18h 44m

$916

RaleighIncheon

RDU - ICN

RDUICN

Raleigh-Durham

Thu 1/1

6:00 am-3:30 pm

1 stop19h 30m

Incheon Intl

Sat 1/31

8:05 pm-11:53 pm

1 stop17h 48m

$916

RaleighIncheon

RDU - ICN

RDUICN

Raleigh-Durham

Tue 2/10

9:25 am-5:40 am

3 stops30h 15m

Incheon Intl

Wed 2/18

12:45 pm-6:51 pm

2 stops20h 06m

$926

RaleighSeoul

RDU - GMP

RDUGMP

Raleigh-Durham

Thu 1/1

6:00 am-10:05 pm

2 stops26h 05m

Seoul Gimpo Intl

Sat 1/31

12:05 pm-4:53 pm

2 stops42h 48m

$998

RaleighBusan

RDU - PUS

RDUPUS

Raleigh-Durham

Tue 4/21

5:20 pm-6:00 pm

2 stops35h 40m

Busan Gimhae

Thu 5/14

7:10 pm-5:41 am

2 stops23h 31m

$1,085

RaleighSeoul

RDU - GMP

RDUGMP

Raleigh-Durham

Mon 1/12

6:12 pm-10:05 pm

2 stops37h 53m

Seoul Gimpo Intl

Tue 1/27

7:40 pm-4:48 pm

2 stops35h 08m

$1,097

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 47 results
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Best time to book a flight from Raleigh to South Korea

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

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

Currently, July is the cheapest month in which you can book a flight from Raleigh to South Korea (average of $684). Flying from Raleigh to South Korea in December is currently the most expensive (average of $963). 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 RDU to KR?

Find hourly flight availability from Raleigh 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 December 18, 2025.

It’s typically best to fly out from Raleigh to South Korea at noon. Doing so could potentially save you 91% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

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

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 December 18, 2025.
Read reviews from past customers who have flown Korean Air, Delta, and United Airlines from Raleigh to South Korea. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,186 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Food

8.1

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
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Food

8.1

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
8,005 reviews
Korean Air
8.4
Very good
1,186 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Food

8.1

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
9,091 reviews
Korean Air
8.4
Very good
1,186 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Food

8.1

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.
American Airlines
7.2
Good
11,054 reviews
Korean Air
8.4
Very good
1,186 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Food

8.1

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
10,534 reviews
Korean Air
8.4
Very good
1,186 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Boarding

8.5

Entertainment

8.2

Food

8.1

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 Raleigh 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 airport do you fly from for flights from Raleigh to South Korea?

    Raleigh-Durham (RDU) is the airport you will fly out of if you book a flight from Raleigh to South Korea. It is only a 11.1 mi journey to Raleigh-Durham (RDU) from Raleigh’s city center.

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

    For as low as $916, United Airlines can have you in South Korea from Raleigh in 18h 54m. There are 7114 mi between Raleigh and South Korea. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Raleigh to South Korea one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $49. Users have also found prices from $99 and $108 on American Airlines and Southwest, respectively.

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

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

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Raleigh to South Korea (average of $684). Flying from Raleigh to South Korea in December is currently the most expensive (average of $963). 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.

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Top 5 airlines flying from Raleigh to South Korea

Discover the top 5 airlines that operate flights from Raleigh 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$793Average$1,078FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$876Average$1,178FlexibilityNo cancel feeOn-time71%
DeltaCheapest$877Average$1,461FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$888Average$1,382FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$1,061Average$1,511FlexibilityNo cancel feeOn-time81%

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