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District of Columbia

$335+ Cheap flights from Incheon Intl (ICN) 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — IAD
avr. 22 — avr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheap flight deals from Incheon Intl to District of Columbia

Keep the following information in mind while searching for Incheon Intl to District of Columbia flight deals. Data was last updated avril 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$801
(Justfly.com)

One-way from

$335
(Kiwi.com)

Popular in

August

Cheapest in

February

Average price

$1,191

Good round-trip deal

$1,556 or less

Good one-way deal

$1,537 or less
Provider with most accurate pricing for Seoul (SEL)-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Washington, D.C. (WAS) flights.
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From Incheon Intl to District of Columbia
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One-way flight from Incheon Intl to District of Columbia
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Highest demand for flights based on searches. 23% potential increase in price ($352 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Incheon Intl to District of Columbia.
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Price to beat on a one-way flight from Incheon Intl to District of Columbia.
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Find flight deals from Incheon Intl to District of Columbia

Cheapest flights from Incheon Intl to District of Columbia
Explore the most affordable flight options available from Incheon Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 17, 2025.

This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 10/55:45 pmICN - IAD
2 stops28h 53mAir Canada
dim. 10/195:10 pmIAD - ICN
2 stops33h 55mAir Canada
Deal found 4/17$797
This Justfly.com deal was found by Cheapflights users on 4/16. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/107:05 pmICN - DCA
1 stop26h 49mAir Canada
lun. 11/109:40 amDCA - ICN
1 stop18h 45mAir Canada
Deal found 4/16$801
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/266:20 pmICN - IAD
1 stop24h 35mMultiple Airlines
mer. 6/47:15 amIAD - ICN
1 stop24h 15mMultiple Airlines
Deal found 4/17$841
This Hanatour deal was found by Cheapflights users on 4/17. 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 9/265:25 pmICN - DCA
1 stop20h 31mAmerican Airlines
mer. 10/156:36 amDCA - ICN
1 stop19h 54mAmerican Airlines
Deal found 4/17$866
This American Airlines deal was found by Cheapflights users on 4/17. 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.
mar. 5/135:25 pmICN - IAD
1 stop18h 32mAmerican Airlines
mar. 5/205:26 pmIAD - ICN
2 stops33h 04mAmerican Airlines
Deal found 4/17$938
This United Airlines deal was found by Cheapflights users on 4/17. 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.
sam. 4/266:30 pmICN - IAD
1 stop34h 10mUnited Airlines
lun. 5/56:05 pmIAD - ICN
1 stop31h 55mUnited Airlines
Deal found 4/17$973
This WhyPayMore deal was found by Cheapflights users on 4/17. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 5/1510:25 amICN - IAD
Nonstop13h 50mKorean Air
mar. 8/58:30 pmIAD - ICN
1 stop19h 20mKorean Air
Deal found 4/17$1,048
This Trip.com deal was found by Cheapflights users on 4/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 6/412:45 pmICN - DCA
1 stop21h 14mMultiple Airlines
mer. 7/29:59 amDCA - ICN
1 stop40h 46mMultiple Airlines
Deal found 4/17$1,070
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/28:15 amICN - DCA
2 stops51h 44mLOT
lun. 8/186:30 amDCA - ICN
2 stops34h 55mLOT
Deal found 4/17$1,093
This Gotogate deal was found by Cheapflights users on 4/17. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/135:50 pmICN - IAD
1 stop38h 40mAir China
mar. 10/1411:00 pmIAD - ICN
1 stop23h 35mAir China
Deal found 4/17$1,116
This Gotogate deal was found by Cheapflights users on 4/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/312:30 amICN - IAD
2 stops32h 35mEthiopian Air
jeu. 12/118:40 pmIAD - ICN
2 stops29h 05mEthiopian Air
Deal found 4/16$1,191
This United Airlines deal was found by Cheapflights users on 4/16. 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.
jeu. 11/612:45 pmICN - DCA
1 stop18h 11mUnited Airlines
jeu. 11/202:00 pmDCA - ICN
3 stops25h 40mUnited Airlines
Deal found 4/16$1,251

Cheapflights Fare Finder

Customize your flight search to find flights from Incheon Intl 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 avril 17, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to District of Columbia that are best for you.

Fly from

Incheon Intl

Fly to

District of Columbia

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

dim. 10/5

5:45 pm-9:38 am

2 stops28h 53m

Washington, D.C. Dulles Intl

dim. 10/19

5:10 pm-4:05 pm

2 stops33h 55m

$797

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

mer. 9/10

7:05 pm-8:54 am

1 stop26h 49m

Washington, D.C. Reagan-National

lun. 11/10

9:40 am-6:25 pm

1 stop18h 45m

$801

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

lun. 5/26

6:20 pm-5:55 am

1 stop24h 35m

Washington, D.C. Dulles Intl

mer. 6/4

7:15 am-8:30 pm

1 stop24h 15m

$841

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

ven. 9/26

5:25 pm-12:56 am

1 stop20h 31m

Washington, D.C. Reagan-National

mer. 10/15

6:36 am-3:30 pm

1 stop19h 54m

$866

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

mar. 5/13

5:25 pm-10:57 pm

1 stop18h 32m

Washington, D.C. Dulles Intl

mar. 5/20

5:26 pm-3:30 pm

2 stops33h 04m

$938

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

jeu. 5/15

10:25 am-11:15 am

Nonstop13h 50m

Washington, D.C. Dulles Intl

mar. 8/5

8:30 pm-4:50 am

1 stop19h 20m

$1,048

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

mer. 6/4

12:45 pm-8:59 pm

1 stop21h 14m

Washington, D.C. Reagan-National

mer. 7/2

9:59 am-3:45 pm

1 stop40h 46m

$1,070

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

mer. 7/2

8:15 am-10:59 pm

2 stops51h 44m

Washington, D.C. Reagan-National

lun. 8/18

6:30 am-6:25 am

2 stops34h 55m

$1,093

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

lun. 10/13

5:50 pm-7:30 pm

1 stop38h 40m

Washington, D.C. Dulles Intl

mar. 10/14

11:00 pm-11:35 am

1 stop23h 35m

$1,116

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

dim. 5/4

11:30 am-7:19 am

1 stop32h 49m

Washington, D.C. Dulles Intl

jeu. 5/8

12:10 pm-10:15 pm

1 stop21h 05m

$1,168

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 40 results
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Best time to book a flight from Incheon Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Incheon Intl 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 Incheon Intl Airport to District of Columbia

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

Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to District of Columbia (average of $309). Flying from Incheon Intl Airport to District of Columbia in June is currently the most expensive (average of $383). 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 ICN to DC?

Find hourly flight availability from Incheon Intl 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 avril 17, 2025.

When flying from Incheon Intl Airport to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Incheon Intl Airport to District of Columbia

Explore weekly flight availability from Incheon Intl 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 avril 17, 2025.

The most flights from ICN 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).

Rainfall in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

Temperature in District of Columbia by month

Plan your trip to District of Columbia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 avril 17, 2025.
Read reviews from past customers who have flown EVA Air, Korean Air and Japan Airlines from Seoul to District of Columbia. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,177 reviews

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very good
1,177 reviews
EVA Air
8.4
Very good
1,177 reviews

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Korean Air
8.4
Very good
1,064 reviews
EVA Air
8.4
Very good
1,177 reviews

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Japan Airlines
8.3
Very good
1,443 reviews
EVA Air
8.4
Very good
1,177 reviews

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very good
1,288 reviews
EVA Air
8.4
Very good
1,177 reviews

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Delta
8.0
Very good
7,916 reviews
EVA Air
8.4
Very good
1,177 reviews

Boarding

8.4

Comfort

8.3

Overall

8.4

Food

8.1

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl 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.

  • What are the cheapest airlines to fly from Incheon Intl Airport to District of Columbia one-way?

    One-way options have recently been found by users for as low as $436 on WestJet. Other airlines that offer cheap prices include American Airlines from $591 and Air Canada from $594 one-way.

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

    The cheapest flight price from Incheon Intl Airport to District of Columbia is $1,088. On average you can expect to pay $1,642. The most popular route, (Incheon Intl - Washington, D.C. Dulles Intl), can usually be booked for $843.

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to District of Columbia (average of $309). Flying from Incheon Intl Airport to District of Columbia in June is currently the most expensive (average of $383). 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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Alternative routes for Incheon Intl 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 Incheon Intl to District of Columbia

Discover the top 5 airlines that operate flights from Incheon Intl 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 avril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$687Average$806FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$688Average$984FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$726Average$1,057FlexibilityNo cancel feeOn-time69%
DeltaCheapest$882Average$1,574FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,053Average$1,518FlexibilityNo cancel feeOn-time81%

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