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Incheon Intl

$409+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ICN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
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 September 15, 2025.

Round-trip from

$856
(Kiwi.com)

One-way from

$409
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,293

Good round-trip deal

$1,094 or less

Good one-way deal

$555 or less
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 ($266 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 15, 2025.

This Booking.com deal was found by Cheapflights users on 9/15. 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.
Sat 9/205:37 pmIAD - ICN
2 stops33h 28mAir Canada
Tue 10/75:45 pmICN - IAD
2 stops28h 53mAir Canada
Deal found 9/15$818
This Booking.com deal was found by Cheapflights users on 9/14. 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.
Mon 9/155:37 pmIAD - ICN
1 stop33h 38mAir Canada
Fri 9/195:45 pmICN - IAD
1 stop25h 46mAir Canada
Deal found 9/14$827
This FlightHub deal was found by Cheapflights users on 9/13. 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.
Thu 9/188:25 amIAD - ICN
1 stop18h 40mAir Canada
Thu 10/97:05 pmICN - IAD
1 stop31h 33mAir Canada
Deal found 9/13$831
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 10/176:45 pmIAD - ICN
1 stop35h 55mMultiple Airlines
Fri 10/246:20 pmICN - IAD
2 stops33h 57mMultiple Airlines
Deal found 9/15$856
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/176:00 amIAD - ICN
2 stops33h 20mMultiple Airlines
Sun 11/238:35 pmICN - IAD
1 stop23h 43mMultiple Airlines
Deal found 9/14$868
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 11/176:00 amIAD - ICN
2 stops33h 20mMultiple Airlines
Mon 11/249:00 pmICN - IAD
1 stop23h 18mMultiple Airlines
Deal found 9/14$874
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Sun 10/268:02 pmIAD - ICN
2 stops44h 18mMultiple Airlines
Mon 11/249:00 pmICN - IAD
1 stop23h 18mMultiple Airlines
Deal found 9/13$880
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/2710:04 amIAD - ICN
2 stops30h 16mMultiple Airlines
Mon 11/109:00 pmICN - IAD
1 stop23h 23mMultiple Airlines
Deal found 9/13$881
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/66:10 amIAD - ICN
2 stops44h 35mMultiple Airlines
Thu 10/168:35 pmICN - IAD
1 stop16h 48mMultiple Airlines
Deal found 9/14$890
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 11/179:59 amDCA - ICN
1 stop29h 21mMultiple Airlines
Sun 11/236:55 pmICN - DCA
2 stops40h 25mMultiple Airlines
Deal found 9/13$909
This Mytrip deal was found by Cheapflights users on 9/13. 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.
Fri 10/176:50 pmDCA - ICN
3 stops35h 50mMultiple Airlines
Thu 10/231:30 pmICN - DCA
3 stops35h 38mMultiple Airlines
Deal found 9/13$924
This Mytrip deal was found by Cheapflights users on 9/14. 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.
Sat 10/186:59 amDCA - ICN
3 stops23h 41mMultiple Airlines
Sat 10/258:45 pmICN - DCA
3 stops28h 34mMultiple Airlines
Deal found 9/14$926

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 September 15, 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

Wed 10/29

6:58 pm-7:25 pm

2 stops35h 27m

Incheon Intl

Mon 11/3

8:35 pm-5:58 pm

2 stops35h 23m

$1,116

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 11/8

6:58 pm-7:25 pm

2 stops34h 27m

Incheon Intl

Fri 11/14

8:35 pm-5:58 pm

2 stops35h 23m

$1,116

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 10/25

6:59 pm-7:25 pm

2 stops35h 26m

Incheon Intl

Fri 10/31

8:35 pm-5:58 pm

1 stop34h 23m

$1,116

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Tue 10/28

7:02 pm-12:45 pm

2 stops28h 43m

Incheon Intl

Mon 11/3

10:05 am-11:00 pm

2 stops26h 55m

$1,151

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Thu 10/2

12:25 pm-12:40 pm

2 stops35h 15m

Incheon Intl

Tue 10/14

10:10 am-12:59 am

2 stops27h 49m

$1,170

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 11/12

4:59 pm-1:55 pm

2 stops30h 56m

Incheon Intl

Mon 11/17

7:35 pm-6:44 pm

2 stops37h 09m

$1,170

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 10/27

7:02 pm-6:35 pm

2 stops34h 33m

Incheon Intl

Mon 11/10

3:00 pm-6:44 pm

2 stops41h 44m

$1,192

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Wed 3/11

2:30 pm-9:05 am

1 stop29h 35m

Incheon Intl

Sat 3/21

12:10 am-8:15 pm

1 stop33h 05m

$1,203

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Thu 3/5

9:10 pm-6:20 pm

1 stop31h 10m

Incheon Intl

Fri 3/13

12:10 am-8:15 pm

1 stop33h 05m

$1,203

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Tue 2/3

9:10 pm-6:20 pm

1 stop31h 10m

Incheon Intl

Thu 2/19

12:10 am-7:15 pm

1 stop33h 05m

$1,242

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

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, February is the cheapest month in which you can book a flight from District of Columbia to Incheon Intl Airport (average of $990). Flying from District of Columbia to Incheon Intl Airport in December is currently the most expensive (average of $1,633). 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Incheon Intl Airport as you normally would.

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 September 15, 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 29h 35m. Fly via Alaska Airlines or Turkish Airlines 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 $2,825, our data shows the cheapest flight currently is $486. When looking at the most popular route, (Washington, D.C. Dulles Intl - Incheon Intl), you can expect to pay $844 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, February is the cheapest month in which you can book a flight from District of Columbia to Incheon Intl Airport (average of $990). Flying from District of Columbia to Incheon Intl Airport in December is currently the most expensive (average of $1,633). 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.
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Minneapolis to Incheon Intl flights
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LaGuardia to Gimpo Intl flights
Dallas/Fort Worth to Gimpo Intl flights
George Bush Intcntl to Incheon Intl flights
Dulles Intl to Gimpo Intl flights
O'Hare Intl to Gimpo Intl flights
Philadelphia to Incheon Intl flights
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Portland to Incheon Intl flights
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Salt Lake City to Incheon Intl flights
Detroit to Incheon Intl flights
Denver to Incheon Intl flights
San Diego to Incheon Intl flights
Sky Harbor Intl to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
Raleigh to Incheon Intl flights
Tampa to Incheon Intl flights
Honolulu to Gimpo Intl flights
Charlotte to Incheon Intl flights
Boston to Gimpo Intl flights
San Jose to Gimpo Intl flights
Austin 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$367Average$1,465FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$591Average$747FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$716Average$1,137FlexibilityNo cancel feeOn-time71%
Asiana AirlinesCheapest$759Average$1,530FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$800Average$993FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$864Average$1,276FlexibilityNo cancel feeOn-time67%
DeltaCheapest$877Average$1,650FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,059Average$1,703FlexibilityNo cancel feeOn-time81%

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