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District of Columbia

$442+ Cheap flights from South Korea to District of Columbia

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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — IAD
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from South Korea to District of Columbia

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

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:55 pm
ICN
-
IAD
2 stops27h 53m
American Airlines
Tue 4/217:26 pm
IAD
-
ICN
2 stops31h 19m
American Airlines
Deal found 1/28$646
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:55 pm
ICN
-
DCA
2 stops27h 04m
American Airlines
Thu 4/235:45 am
DCA
-
ICN
1 stop21h 00m
American Airlines
Deal found 1/28$646
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:15 pm
ICN
-
IAD
2 stops39h 15m
American Airlines
Mon 3/96:00 am
IAD
-
ICN
1 stop20h 55m
American Airlines
Deal found 1/28$651
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:15 pm
ICN
-
DCA
2 stops26h 29m
American Airlines
Mon 3/96:30 am
DCA
-
ICN
1 stop20h 25m
American Airlines
Deal found 1/28$651
This WhyPayMore 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/28:35 pm
ICN
-
IAD
1 stop33h 51m
Hawaiian Airlines
Fri 2/206:27 pm
IAD
-
ICN
1 stop34h 08m
Hawaiian Airlines
Deal found 1/28$664
This Alaska Airlines 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 pm
ICN
-
IAD
1 stop23h 15m
Alaska Airlines
Sat 4/259:00 am
IAD
-
ICN
1 stop19h 30m
Alaska Airlines
Deal found 1/27$669
This Flightnetwork 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/95:45 pm
ICN
-
IAD
2 stops39h 44m
Air Canada
Tue 4/219:55 am
IAD
-
ICN
2 stops41h 10m
Air Canada
Deal found 1/26$677
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/265:55 pm
ICN
-
IAD
2 stops27h 53m
American Airlines
Fri 4/248:11 pm
IAD
-
ICN
2 stops30h 34m
American Airlines
Deal found 1/28$680
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/295:40 pm
ICN
-
DCA
2 stops27h 19m
American Airlines
Wed 4/226:59 am
DCA
-
ICN
1 stop19h 46m
American Airlines
Deal found 1/28$680
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/117:15 pm
ICN
-
IAD
2 stops27h 33m
American Airlines
Wed 2/183:11 pm
IAD
-
ICN
2 stops35h 34m
American Airlines
Deal found 1/28$685
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:40 pm
ICN
-
DCA
1 stop18h 20m
American Airlines
Mon 4/206:59 am
DCA
-
ICN
1 stop19h 46m
American Airlines
Deal found 1/28$685
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:00 pm
ICN
-
IAD
1 stop16h 48m
United Airlines
Tue 3/33:58 pm
IAD
-
ICN
2 stops23h 42m
United Airlines
Deal found 1/26$687

Find flight deals from South Korea to District of Columbia

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

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$646
(American Airlines)

One-way from

$442
(Mytrip)

Popular in

August

Cheapest in

November

Average price

$1,499

Good round-trip deal

$1,207 or less

Good one-way deal

$801 or less
Provider with most accurate pricing for Seoul (SEL)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Washington, D.C. (WAS) flights.
Search Deals
From South Korea to District of Columbia
Search Deals
One-way flight from South Korea to District of Columbia
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($260 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($72 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 South Korea to District of Columbia.
Search Deals
Price to beat on a one-way flight from South Korea to District of Columbia.
Search Deals

Cheapflights Fare Finder

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

Fly from

South Korea

Fly to

District of Columbia

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 3/27

5:55 pm-1:59 pm

2 stops33h 04m

Washington, D.C. Reagan-National

Tue 4/21

5:45 am-3:45 pm

1 stop21h 00m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 3/26

5:55 pm-10:59 am

1 stop30h 04m

Washington, D.C. Reagan-National

Mon 4/20

6:59 am-3:45 pm

1 stop19h 46m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 3/26

5:55 pm-7:59 am

2 stops27h 04m

Washington, D.C. Reagan-National

Sun 4/19

3:46 pm-3:45 pm

1 stop34h 59m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 2/11

7:15 pm-10:59 am

1 stop29h 44m

Washington, D.C. Reagan-National

Mon 3/9

6:30 am-3:55 pm

1 stop20h 25m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 3/27

5:55 pm-1:59 pm

2 stops33h 04m

Washington, D.C. Reagan-National

Wed 4/22

10:10 pm-3:45 pm

2 stops28h 35m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Tue 3/31

5:40 pm-9:28 am

2 stops28h 48m

Washington, D.C. Reagan-National

Mon 4/20

7:46 pm-3:45 pm

2 stops30h 59m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 3/26

5:55 pm-7:59 am

2 stops27h 04m

Washington, D.C. Reagan-National

Thu 4/23

5:45 am-3:45 pm

1 stop21h 00m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Sun 3/29

5:40 pm-9:00 am

2 stops28h 20m

Washington, D.C. Reagan-National

Mon 4/20

6:59 am-3:45 pm

1 stop19h 46m

$680

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 4/1

5:40 pm-11:00 pm

1 stop18h 20m

Washington, D.C. Reagan-National

Mon 4/20

6:59 am-3:45 pm

1 stop19h 46m

$685

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 4/1

5:40 pm-11:00 pm

1 stop18h 20m

Washington, D.C. Reagan-National

Tue 4/21

6:59 am-3:45 pm

1 stop19h 46m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
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Best time to book a flight from South Korea to District of Columbia

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

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

Currently, October is the cheapest month in which you can book a flight from South Korea to District of Columbia (average of $389). Flying from South Korea to District of Columbia in July is currently the most expensive (average of $954). 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 KR to DC?

Find hourly flight availability from South Korea to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 43% on flights from South Korea to District of Columbia by exploring options for tickets in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from South Korea to District of Columbia. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their South Korea to District of Columbia flight should consider departing on Tuesday evenings 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.

Weekly flight availability from South Korea to District of Columbia

Explore weekly flight availability from South Korea to District of Columbia. 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 January 29, 2026.

The most flights from KR0 to USDC 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).

Reviews of airlines servicing District of Columbia

Get insights into the airlines that provide service to District of Columbia. 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 District of Columbia. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Korean Air, Delta, and United Airlines from South Korea to District of Columbia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,188 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Delta
7.9
Good
8,127 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
9,215 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
American Airlines
7.2
Good
11,206 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
10,667 reviews
Korean Air
8.4
Very good
1,188 reviews

Boarding

8.5

Food

8.1

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from South Korea to District of Columbia. 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 South Korea to District of Columbia?

    For as low as $688, American Airlines can have you in District of Columbia from South Korea in 21h 08m. South Korea and District of Columbia are separated by a distance of 6939 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from South Korea to District of Columbia are Air Canada ($435), American Airlines ($440), and United Airlines ($452).

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from South Korea to District of Columbia (average of $389). Flying from South Korea to District of Columbia in July is currently the most expensive (average of $954). 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 South Korea to District of Columbia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from South Korea to District of Columbia

Discover the top 5 airlines that operate flights from South Korea to District of Columbia. 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$501Average$783FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$508Average$848FlexibilityNo cancel feeOn-time69%
DeltaCheapest$649Average$1,518FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$727Average$965FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,128Average$1,405FlexibilityNo cancel feeOn-time81%

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