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$422+ Cheap flights from District of Columbia 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ICN
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap flight deals from District of Columbia to South Korea

Cheapest flights from District of Columbia to South Korea
Explore the most affordable flight options available from District of Columbia to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This oojo deal was found by Cheapflights users on 1/27. 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.
mar. 3/1011:00 pm
IAD
-
ICN
1 stop23h 40m
Air China
mar. 3/311:05 pm
ICN
-
IAD
1 stop19h 25m
Air China
Deal found 1/27$873
This Gotogate deal was found by Cheapflights users on 1/28. 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.
mar. 3/1011:00 pm
IAD
-
ICN
1 stop23h 40m
Multiple Airlines
mar. 4/145:45 pm
ICN
-
IAD
2 stops34h 54m
Multiple Airlines
Deal found 1/28$881
This Mytrip deal was found by Cheapflights users on 1/27. 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.
vie. 3/1311:00 pm
IAD
-
ICN
1 stop28h 35m
Multiple Airlines
lun. 3/167:10 pm
ICN
-
IAD
2 stops38h 44m
Multiple Airlines
Deal found 1/27$893
This Gotogate deal was found by Cheapflights users on 1/28. 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.
mar. 3/1011:00 pm
IAD
-
ICN
1 stop23h 40m
Multiple Airlines
mar. 3/177:10 pm
ICN
-
IAD
2 stops38h 44m
Multiple Airlines
Deal found 1/28$894
This FlightHub deal was found by Cheapflights users on 1/28. 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.
mar. 3/1711:00 pm
IAD
-
ICN
1 stop23h 40m
Air China
lun. 3/233:05 pm
ICN
-
IAD
1 stop41h 25m
Air China
Deal found 1/28$898
This Trip.com deal was found by Cheapflights users on 1/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/1711:00 pm
IAD
-
ICN
1 stop23h 40m
Multiple Airlines
mar. 4/287:05 pm
ICN
-
IAD
1 stop38h 24m
Multiple Airlines
Deal found 1/27$900
This CheapOair deal was found by Cheapflights users on 1/26. 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.
vie. 3/610:00 pm
IAD
-
ICN
1 stop25h 20m
Multiple Airlines
lun. 3/165:55 pm
ICN
-
IAD
2 stops59h 16m
Multiple Airlines
Deal found 1/26$902
This Booking.com deal was found by Cheapflights users on 1/27. 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.
mar. 4/711:00 pm
IAD
-
ICN
1 stop33h 45m
Multiple Airlines
mar. 4/145:45 pm
ICN
-
IAD
2 stops30h 38m
Multiple Airlines
Deal found 1/27$905
This KAYAK deal was found by Cheapflights users on 1/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/711:00 pm
IAD
-
ICN
1 stop23h 35m
Air China
mar. 4/281:05 pm
ICN
-
IAD
1 stop19h 25m
Air China
Deal found 1/27$908
This Gotogate deal was found by Cheapflights users on 1/28. 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.
mar. 4/1411:00 pm
IAD
-
ICN
1 stop33h 45m
Multiple Airlines
jue. 4/305:45 pm
ICN
-
IAD
2 stops30h 38m
Multiple Airlines
Deal found 1/28$922
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
lun. 3/26:00 pm
DCA
-
ICN
2 stops32h 20m
Multiple Airlines
lun. 3/96:55 pm
ICN
-
DCA
1 stop36h 04m
Multiple Airlines
Deal found 1/27$1,006
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
lun. 3/166:00 pm
DCA
-
ICN
2 stops33h 20m
Multiple Airlines
lun. 3/306:20 pm
ICN
-
DCA
1 stop36h 21m
Multiple Airlines
Deal found 1/28$1,018

Find flight deals from District of Columbia to South Korea

Keep the following information in mind while searching for District of Columbia to South Korea flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$873
(oojo)

One-way from

$422
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,204

Good round-trip deal

$1,131 or less

Good one-way deal

$554 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seoul (SEL) flights.
Search Deals
From District of Columbia to South Korea
Search Deals
One-way flight from District of Columbia to South Korea
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from District of Columbia to South Korea.
Search Deals
Price to beat on a one-way flight from District of Columbia to South Korea.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 enero 29, 2026.
Use the filters below to find and compare flights from District of Columbia to South Korea that are best for you.

Fly from

District of Columbia

Fly to

South Korea

Route

Depart

Return

Price

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

mar. 4/28

6:00 am-4:05 pm

2 stops45h 05m

Incheon Intl

lun. 5/11

5:45 pm-10:19 am

2 stops29h 34m

$1,128

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

lun. 3/2

4:10 pm-5:10 pm

2 stops35h 00m

Incheon Intl

jue. 3/19

7:10 pm-10:35 pm

1 stop16h 25m

$1,133

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

mar. 2/10

6:50 pm-5:10 pm

2 stops32h 20m

Incheon Intl

jue. 2/19

6:55 pm-10:21 am

2 stops29h 26m

$1,133

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

lun. 3/16

6:59 am-5:25 pm

1 stop21h 26m

Incheon Intl

lun. 3/30

7:05 pm-10:43 pm

1 stop16h 38m

$1,138

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

mar. 5/19

9:45 pm-5:40 pm

1 stop30h 55m

Incheon Intl

lun. 5/25

11:20 pm-11:35 am

1 stop25h 15m

$1,158

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

sáb. 2/21

6:59 pm-6:35 pm

2 stops33h 36m

Incheon Intl

dom. 3/8

8:35 pm-5:59 pm

2 stops34h 24m

$1,181

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

vie. 3/6

9:40 am-6:25 pm

1 stop18h 45m

Incheon Intl

lun. 3/16

7:10 pm-8:55 am

1 stop26h 45m

$1,186

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

vie. 3/13

11:00 pm-8:50 pm

2 stops32h 50m

Busan Gimhae

vie. 3/20

12:45 pm-7:30 pm

1 stop19h 45m

$1,229

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

mar. 3/10

6:50 pm-4:15 pm

2 stops32h 25m

Incheon Intl

dom. 3/22

5:55 pm-8:55 am

2 stops28h 00m

$1,261

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

sáb. 3/14

6:00 am-5:25 pm

2 stops22h 25m

Incheon Intl

dom. 3/29

7:05 pm-10:19 am

2 stops28h 14m

$1,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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Best time to book a flight from District of Columbia to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from District of Columbia 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 District of Columbia to South Korea

What is the cheapest month to book a flight from District of Columbia to South Korea?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to South Korea (average of $380). Flying from District of Columbia to South Korea in July is currently the most expensive (average of $1,091). 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 DC to KR?

Find hourly flight availability from District of Columbia 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 enero 29, 2026.

One of the essential ways to save on airfare from District of Columbia to South Korea is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 50% on airfare.

What is the cheapest day to fly from District of Columbia to South Korea?

Use this chart to determine the cheapest time to fly round-trip from District of Columbia to South Korea. Price data was last updated on March 30, 2025.

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

Weekly flight availability from District of Columbia to South Korea

Explore weekly flight availability from District of Columbia to South Korea. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated enero 29, 2026.

The most flights from USDC to KR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from District of Columbia to South Korea?

    Departing from District of Columbia to South Korea will take you 23h 45m. District of Columbia and South Korea are separated by a distance of 7040 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from District of Columbia to South Korea one-way?

    The cheapest airline one-way is Breeze Airways, with whom users have recently found tickets for as low as $30. However, be on the lookout for offers from United Airlines and Frontier, as they are both options that can get you from District of Columbia to South Korea for a low price.

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

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

  • How can I find direct flights from District of Columbia to South Korea?

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

  • Can I find deals for business class flights from District of Columbia to South Korea?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to South Korea?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to South Korea (average of $380). Flying from District of Columbia to South Korea in July is currently the most expensive (average of $1,091). 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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Top 9 airlines flying from District of Columbia to South Korea

Discover the top 9 airlines that operate flights from District of Columbia 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 enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$317Average$1,487FlexibilityNo cancel feeOn-time69%
DeltaCheapest$356Average$1,605FlexibilityNo cancel feeOn-timeN/A
Air ChinaCheapest$591Average$1,125FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$716Average$1,237FlexibilityNo cancel feeOn-time71%
Asiana AirlinesCheapest$759Average$2,072FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$791Average$1,005FlexibilityNo cancel feeOn-time77%
AIR PREMIACheapest$807Average$1,559FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$972Average$1,436FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,059Average$1,875FlexibilityNo cancel feeOn-time81%

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