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Cheap flights from Incheon Intl Airport to Washington, D.C. from $424

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to Washington, D.C. departing on 2/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Incheon Intl Airport to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Incheon Intl Airport to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Incheon Intl Airport to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Incheon Intl Airport to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Incheon Intl Airport to Washington, D.C.

Find recent round-trip train or bus tickets from Incheon Intl Airport to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
12:45 pm - 11:53 amICN-IAD
37h 08m3 stops
2:42 pm - 4:15 pmIAD-ICN
35h 33m1 stop
$638United Airlines
Find Deal
Tue, Feb 4 - Wed, Feb 5
12:45 pm - 4:18 pmICN-IAD
41h 33m3 stops
6:00 am - 5:40 amIAD-ICN
33h 40m2 stops
$665United Airlines
Find Deal
Tue, Jan 28 - Thu, Jan 30
6:50 pm - 11:27 pmICN-BWI
18h 37m1 stop
6:03 am - 4:45 pmBWI-ICN
20h 42m1 stop
$703American Airlines
Find Deal
Thu, Jan 30 - Wed, Feb 12
6:50 pm - 10:33 pmICN-IAD
17h 43m1 stop
6:12 am - 4:45 pmIAD-ICN
20h 33m1 stop
$703American Airlines
Find Deal
Thu, Feb 20 - Tue, Feb 25
4:55 pm - 3:13 pmICN-IAD
36h 18m2 stops
3:55 pm - 3:25 pmIAD-ICN
34h 30m2 stops
$877Air Canada
Find Deal
Fri, Mar 7 - Thu, Mar 13
4:55 pm - 12:20 pmICN-DCA
33h 25m2 stops
6:00 am - 3:25 pmDCA-ICN
44h 25m2 stops
$877Air Canada
Find Deal
Fri, Mar 7 - Thu, Mar 13
6:40 pm - 11:53 pmICN-BWI
18h 13m1 stop
6:19 am - 5:20 pmBWI-ICN
22h 01m1 stop
$932Delta
Find Deal
Thu, Apr 10 - Thu, May 1
7:30 pm - 11:52 pmICN-BWI
18h 22m1 stop
5:15 pm - 3:50 pmBWI-ICN
32h 35m1 stop
$998Delta
Find Deal
Sat, Feb 1 - Sat, Feb 8
9:10 am - 2:50 pmICN-BWI
19h 40m1 stop
5:15 pm - 3:50 pmBWI-ICN
32h 35m1 stop
$1,039Korean Air
Find Deal
Tue, Feb 4 - Tue, Feb 4
6:40 pm - 11:53 pmICN-BWI
18h 13m1 stop
6:00 am - 2:10 pmBWI-ICN
19h 10m1 stop
$1,119Korean Air
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Fri, Apr 11 - Sun, Apr 27
6:55 pm - 5:03 amICN-BWI
48h 08m2 stops
Mon, Feb 17
6:50 pm - 11:27 pmICN-BWI
18h 37m1 stop
$440American Airlines
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Mon, Feb 3
12:45 pm - 10:14 pmICN-BWI
23h 29m2 stops
$452United Airlines
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Tue, Feb 4
12:45 pm - 7:12 pmICN-IAD
20h 27m2 stops
$452United Airlines
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Tue, Jan 28
5:45 pm - 4:23 pmICN-IAD
35h 38m1 stop
$586Air Canada
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Mon, May 5
5:45 pm - 4:23 pmICN-IAD
35h 38m1 stop
$588Air Canada
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Mon, Jun 2
9:40 am - 12:56 pmICN-BWI
17h 16m1 stop
$652Korean Air
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Tue, Jan 28
6:40 pm - 11:44 pmICN-BWI
18h 04m1 stop
$779Korean Air
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Wed, Apr 16
6:40 pm - 11:53 pmICN-BWI
18h 13m1 stop
$801Delta
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Sun, Mar 30
6:40 pm - 11:43 pmICN-BWI
18h 03m1 stop
$917Delta
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Fri, Jun 6
6:00 pm - 5:00 amICN-BWI
25h 00m2 stops
6:05 am - 4:15 pmBWI-ICN
20h 10m1 stop
$726United Airlines
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Mon, Dec 23 - Wed, Jan 1
12:45 pm - 11:59 pmICN-IAD
25h 14m1 stop
5:50 pm - 4:15 pmIAD-ICN
32h 25m1 stop
$726United Airlines
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Thu, Dec 19 - Thu, Dec 26
6:50 pm - 10:39 pmICN-IAD
17h 49m1 stop
6:21 am - 4:45 pmIAD-ICN
20h 24m1 stop
$779American Airlines
Find Deal
Mon, Dec 23 - Wed, Jan 1
6:50 pm - 12:50 amICN-DCA
20h 00m1 stop
5:00 am - 4:45 pmDCA-ICN
21h 45m1 stop
$779American Airlines
Find Deal
Mon, Dec 23 - Wed, Jan 1
4:55 pm - 9:46 amICN-IAD
54h 51m2 stops
3:55 pm - 3:15 pmIAD-ICN
57h 20m2 stops
$939Air Canada
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Thu, Dec 19 - Sun, Dec 29
7:25 pm - 12:38 amICN-BWI
19h 13m1 stop
6:02 am - 3:30 pmBWI-ICN
19h 28m1 stop
$945Delta
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Thu, Dec 19 - Sun, Dec 29
4:55 pm - 11:30 amICN-IAD
32h 35m2 stops
5:17 pm - 3:15 pmIAD-ICN
31h 58m2 stops
$950Air Canada
Find Deal
Fri, Dec 20 - Sun, Dec 29
7:30 pm - 11:55 pmICN-BWI
18h 25m1 stop
6:02 am - 3:30 pmBWI-ICN
19h 28m1 stop
$985Delta
Find Deal
Fri, Dec 20 - Fri, Dec 27
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,348Korean Air
Find Deal
Mon, Dec 23 - Sun, Dec 29
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,350Korean Air
Find Deal
Thu, Dec 19 - Sun, Dec 29
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,249Korean Air
Find Deal
Wed, Feb 12 - Wed, Feb 19
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,250Korean Air
Find Deal
Tue, Feb 11 - Wed, Feb 12
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,251Korean Air
Find Deal
Wed, Jan 29 - Sun, Feb 9
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
$1,255Korean Air
Find Deal
Fri, Apr 11 - Mon, Apr 28
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
12:50 pm - 5:40 pmIAD-ICN
15h 50mnonstop
$1,262Korean Air
Find Deal
Tue, Feb 25 - Tue, Mar 11
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,277Korean Air
Find Deal
Thu, Jan 30 - Wed, Feb 12
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,286Korean Air
Find Deal
Thu, Jan 30 - Wed, Feb 12
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,299Korean Air
Find Deal
Mon, Feb 10 - Thu, Mar 6
10:15 am - 10:50 amICN-IAD
13h 35mnonstop
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
$1,321Delta
Find Deal
Mon, Mar 17 - Mon, Mar 31
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,372Delta
Find Deal
Mon, Feb 17 - Tue, Feb 18

American Airlines flights from Incheon Intl Airport to Washington, D.C.

Our best American Airlines deals on Incheon Intl Airport to Washington, D.C. flight tickets
American Airlines
Feb 20
ICN6:50 pmIncheon Intl
17h 43m
1 stop
IAD10:33 pmWashington, D.C. Dulles Intl
Feb 25
IAD6:12 amWashington, D.C. Dulles Intl
20h 33m
1 stop
ICN4:45 pmIncheon Intl
American Airlines
Feb 3
ICN6:50 pmIncheon Intl
17h 51m
1 stop
IAD10:41 pmWashington, D.C. Dulles Intl
Feb 24
IAD6:12 amWashington, D.C. Dulles Intl
20h 33m
1 stop
ICN4:45 pmIncheon Intl
American Airlines
Jan 30
ICN6:50 pmIncheon Intl
17h 51m
1 stop
IAD10:41 pmWashington, D.C. Dulles Intl
Feb 12
IAD6:10 amWashington, D.C. Dulles Intl
20h 35m
1 stop
ICN4:45 pmIncheon Intl

Air Canada flights from Incheon Intl Airport to Washington, D.C.

Our best Air Canada deals on Incheon Intl Airport to Washington, D.C. flight tickets
Air Canada
Mar 7
ICN4:55 pmIncheon Intl
36h 18m
2 stops
IAD3:13 pmWashington, D.C. Dulles Intl
Mar 13
IAD3:55 pmWashington, D.C. Dulles Intl
34h 30m
2 stops
ICN3:25 pmIncheon Intl
Air Canada
Feb 26
ICN4:55 pmIncheon Intl
36h 18m
2 stops
IAD3:13 pmWashington, D.C. Dulles Intl
May 22
IAD5:30 pmWashington, D.C. Dulles Intl
33h 35m
1 stop
ICN4:05 pmIncheon Intl
Air Canada
Apr 30
ICN5:45 pmIncheon Intl
35h 38m
1 stop
IAD4:23 pmWashington, D.C. Dulles Intl
May 14
IAD5:30 pmWashington, D.C. Dulles Intl
33h 35m
1 stop
ICN4:05 pmIncheon Intl

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Incheon Intl Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Incheon Intl Airport and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of December is, on average, the cheapest month to fly to Washington, D.C. from Incheon Intl Airport, with most prices found around $909. If you’re not able to fly to Washington, D.C. in December, then January is your next best option. Flight prices from Incheon Intl Airport to Washington, D.C. during January average around $989.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Incheon Intl Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as $906. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Incheon Intl Airport to Washington, D.C. for around $1,507.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Incheon Intl Airport to Washington, D.C. when you can find flight prices for as low as $919. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $1,476. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Incheon Intl to Washington, D.C. flight route?

Fly from Incheon Intl to Washington, D.C. Dulles Intl for the best Incheon Intl - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

The ideal time to book your flight to Washington, D.C. is 59 days in advance when prices tend to average $1,561. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $921.

What cabin class options are available on Incheon Intl to Washington, D.C. flights?

There are 4 cabin classes available to choose from on Incheon Intl to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Incheon Intl Airport to Washington, D.C. flights?

You could potentially save up to 59% on your flight if you consider stops on a Incheon Intl Airport to Washington, D.C. flight.

How have Incheon Intl Airport to Washington, D.C. flight prices changed over time?

As of December 2024, prices for Incheon Intl Airport to Washington, D.C. flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Incheon Intl Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to Washington, D.C. (ICN to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to Washington, D.C.

Best Price Found

$424

Fastest flight time

13h 35m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Incheon Intl Airport in the past 72 hours is $424. The best round-trip flight deal from Incheon Intl Airport to Washington, D.C. found on momondo in the last 72 hours is $638.
The fastest flight from Incheon Intl Airport to Washington, D.C. takes 13h 35m
Direct flights go from Incheon Intl Airport to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

  • How far is Incheon Intl to Washington, D.C. by plane?

    The distance between Incheon Intl and Washington, D.C. is about 6949.0 mi. By plane, this route typically takes 13h 35m.

  • When did momondo last update prices for flights from Incheon Intl Airport to Washington, D.C.?

    Prices for flights from Incheon Intl Airport to Washington, D.C. are refreshed on a daily basis.

  • How many operators does momondo search for flights from Incheon Intl Airport to Washington, D.C.?

  • How old do you have to be to fly from Incheon Intl Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Incheon Intl Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Incheon Intl Airport to Washington, D.C.?

  • What is the most popular airline from Incheon Intl Airport to Washington, D.C.?


Best airlines flying from Incheon Intl Airport to Washington, D.C.

Compare and see reviews for airlines that fly from Incheon Intl Airport to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $693Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $727Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights
Air CanadaPriceFrom $853Free CancellationRating
7.0
8,382 reviews
Search Air Canada flights
Korean AirPriceFrom $1,127Free CancellationRating
8.4
1,018 reviews
Search Korean Air flights
DeltaPriceFrom $1,395Free CancellationRating
8.0
8,604 reviews
Search Delta flights
  • Korean Air Flights From Incheon Intl Airport to Washington, D.C.

    Korean Air flies from Incheon Intl Airport to Washington, D.C. around 7 times per week, with 1,018 momondo users rating the airline 8.4/10. The cheapest Korean Air deal from Incheon Intl Airport to Washington, D.C. in the last 72 hours was $1,127 (round-trip), much lower than the average airfare cost of $1,581 for Korean Air flights on this route.

  • Delta Flights From Incheon Intl Airport to Washington, D.C.

    Another popular option for Incheon Intl Airport to Washington, D.C. flights is Delta (8.0/10, 8,604 ratings). Delta flies from Incheon Intl Airport to Washington, D.C. around 7 times per week, with deals starting from $1,395 round-trip and rising to an average price of around $1,683.


Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seoul to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seoul to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Seoul with this policy.

How can momondo help me find flights from Seoul to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Seoul. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Seoul to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seoul to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.