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Incheon Intl

$428+ Cheap flights from District of Columbia 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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ICN
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from District of Columbia to Incheon Intl

Keep the following information in mind while searching for District of Columbia to Incheon Intl flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,006
(Kiwi.com)

One-way from

$428
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,268

Good round-trip deal

$1,252 or less

Good one-way deal

$617 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seoul (SEL) flights.
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From District of Columbia to Incheon Intl
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One-way flight from District of Columbia to Incheon Intl
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Highest demand for flights based on searches. 16% potential increase in price ($262 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from District of Columbia to Incheon Intl.
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Price to beat on a one-way flight from District of Columbia to Incheon Intl.
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Find flight deals from District of Columbia to Incheon Intl

Cheapest flights from District of Columbia to Incheon Intl
Explore the most affordable flight options available from District of Columbia to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Ovago deal was found by Cheapflights users on 11/3. 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.
Sun 11/91:30 pmIAD - ICN
1 stop38h 50mTurkish Airlines
Wed 11/1912:10 amICN - IAD
1 stop25h 35mTurkish Airlines
Deal found 11/3$1,010
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Mon 12/11:30 pmIAD - ICN
1 stop29h 35mMultiple Airlines
Mon 12/86:55 pmICN - IAD
2 stops33h 34mMultiple Airlines
Deal found 11/1$1,011
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Mon 11/241:30 pmIAD - ICN
1 stop29h 35mMultiple Airlines
Sun 12/149:20 pmICN - IAD
2 stops27h 04mMultiple Airlines
Deal found 11/2$1,012
This KAYAK deal was found by Cheapflights users on 11/2. 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.
Tue 12/21:30 pmIAD - ICN
1 stop38h 50mTurkish Airlines
Fri 12/512:10 amICN - IAD
1 stop25h 35mTurkish Airlines
Deal found 11/2$1,016
This Mytrip deal was found by Cheapflights users on 11/1. 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.
Wed 12/38:40 pmDCA - ICN
2 stops34h 55mMultiple Airlines
Sat 12/139:20 pmICN - DCA
2 stops25h 35mMultiple Airlines
Deal found 11/1$1,017
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Thu 12/41:30 pmIAD - ICN
1 stop29h 35mMultiple Airlines
Tue 12/99:55 pmICN - IAD
2 stops30h 34mMultiple Airlines
Deal found 11/1$1,017
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Thu 12/42:00 pmDCA - ICN
2 stops36h 20mMultiple Airlines
Wed 12/101:20 pmICN - DCA
1 stop20h 40mMultiple Airlines
Deal found 11/1$1,018
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Tue 11/181:30 pmIAD - ICN
1 stop38h 50mTurkish Airlines
Tue 12/1612:10 amICN - IAD
1 stop25h 35mTurkish Airlines
Deal found 11/2$1,018
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Thu 12/42:00 pmDCA - ICN
2 stops36h 20mMultiple Airlines
Thu 12/111:20 pmICN - DCA
1 stop20h 40mMultiple Airlines
Deal found 11/3$1,022
This Mytrip deal was found by Cheapflights users on 11/2. 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 11/161:30 pmIAD - ICN
1 stop38h 50mMultiple Airlines
Sat 11/229:20 pmICN - IAD
2 stops28h 19mMultiple Airlines
Deal found 11/2$1,022
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Wed 12/101:00 pmDCA - ICN
2 stops26h 10mMultiple Airlines
Mon 12/151:20 pmICN - DCA
1 stop20h 40mMultiple Airlines
Deal found 11/3$1,024
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Mon 11/241:30 pmIAD - ICN
1 stop29h 35mMultiple Airlines
Thu 12/119:20 pmICN - IAD
2 stops22h 46mMultiple Airlines
Deal found 11/2$1,024

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 November 3, 2025.
Use the filters below to find and compare flights from District of Columbia to Incheon Intl Airport that are best for you.

Fly from

District of Columbia

Fly to

Incheon Intl

Route

Depart

Return

Price

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Thu 1/8

6:56 pm-6:35 pm

2 stops33h 39m

Incheon Intl

Mon 1/19

8:35 pm-5:56 pm

2 stops35h 21m

$1,134

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Tue 12/2

6:59 pm-8:30 pm

1 stop35h 31m

Incheon Intl

Wed 12/10

6:55 pm-4:59 pm

2 stops36h 04m

$1,167

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Fri 1/9

6:56 pm-6:35 pm

2 stops33h 39m

Incheon Intl

Sat 1/24

8:35 pm-5:56 pm

2 stops35h 21m

$1,199

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 11/8

6:00 pm-4:20 pm

2 stops32h 20m

Incheon Intl

Sat 11/15

1:20 pm-8:00 pm

1 stop20h 40m

$1,340

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 11/10

9:45 am-6:35 pm

2 stops42h 50m

Incheon Intl

Sun 12/7

3:00 pm-6:54 pm

2 stops41h 54m

$1,350

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 1/10

6:56 pm-6:35 pm

2 stops33h 39m

Incheon Intl

Mon 1/19

8:35 pm-4:09 pm

1 stop33h 34m

$1,476

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Thu 12/4

9:41 am-6:35 pm

2 stops42h 54m

Incheon Intl

Wed 12/10

3:00 pm-11:00 pm

2 stops46h 00m

$1,477

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 11/15

8:40 pm-6:25 pm

1 stop31h 45m

Incheon Intl

Fri 11/28

6:55 pm-10:26 am

2 stops29h 31m

$1,484

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Sat 1/17

11:30 am-1:55 pm

2 stops36h 25m

Incheon Intl

Sat 2/7

10:00 am-4:31 pm

2 stops44h 31m

$1,494

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Fri 12/5

6:35 pm-9:25 pm

2 stops36h 50m

Incheon Intl

Tue 12/9

7:35 pm-6:54 pm

2 stops37h 19m

$1,527

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 39 results
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Best time to book a flight from District of Columbia to Incheon Intl

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

What is the cheapest month to book a flight from District of Columbia to Incheon Intl Airport?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to Incheon Intl Airport (average of $407). Flying from District of Columbia to Incheon Intl Airport in July is currently the most expensive (average of $1,077). 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 ICN?

Find hourly flight availability from District of Columbia 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 November 3, 2025.

When flying from District of Columbia to Incheon Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 19% versus a flight at noon.

What is the cheapest day to fly from District of Columbia to Incheon Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from District of Columbia to Incheon Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their District of Columbia to Incheon Intl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from District of Columbia to Incheon Intl Airport

Explore weekly flight availability from District of Columbia to Incheon Intl. 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 November 3, 2025.

The most flights from USDC to ICN 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 Incheon Intl. 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 Incheon Intl Airport?

    There are many flights that can get you from District of Columbia to Incheon Intl Airport in 15h 50m. Fly via Alaska Airlines or Delta to get the fastest option. Airlines will cover a distance of 6939 mi. This flight may include one or multiple stops.

  • What are the cheapest flights from District of Columbia to Incheon Intl Airport?

    While on average a flight from District of Columbia to Incheon Intl Airport is generally $2,901, our data shows the cheapest flight currently is $549. When looking at the most popular route, (Washington, D.C. Dulles Intl - Incheon Intl), you can expect to pay $920 for that flight.

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

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

  • How can I find direct flights from District of Columbia to Incheon Intl?

    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 Incheon Intl.

  • Can I find deals for business class flights from District of Columbia to Incheon Intl?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Incheon Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to Incheon Intl Airport (average of $407). Flying from District of Columbia to Incheon Intl Airport in July is currently the most expensive (average of $1,077). 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 Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam

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Alternative routes for District of Columbia to Incheon Intl

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

Top 8 airlines flying from District of Columbia to Incheon Intl

Discover the top 8 airlines that operate flights from District of Columbia 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$317Average$1,438FlexibilityNo cancel feeOn-time69%
DeltaCheapest$397Average$1,621FlexibilityNo cancel feeOn-timeN/A
Air ChinaCheapest$591Average$747FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$716Average$1,140FlexibilityNo cancel feeOn-time71%
Asiana AirlinesCheapest$759Average$2,072FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$791Average$992FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$864Average$1,393FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,059Average$1,747FlexibilityNo cancel feeOn-time81%

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