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Cheap flights from Washington, D.C. to Incheon Intl Airport from $387

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Incheon Intl Airport departing on 1/18. 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 Washington, D.C. to Seoul

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to Seoul 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 Washington, D.C. to Seoul.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. to Seoul? 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 Seoul, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. to Seoul

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

All round-trip flight deals to Seoul

The cheapest plane tickets to Seoul found on KAYAK recently.
6:00 am - 3:15 pmDCA-ICN
43h 15m2 stops
4:55 pm - 10:29 amICN-DCA
31h 34m2 stops
$853Air Canada
Find Deal
Wed, Jan 22 - Tue, Feb 25
4:10 pm - 3:25 pmDCA-ICN
34h 15m2 stops
6:00 pm - 8:57 amICN-DCA
27h 57m2 stops
$858Air Canada
Find Deal
Sat, Mar 15 - Wed, Apr 9
6:10 am - 4:30 pmIAD-ICN
20h 20m1 stop
6:50 pm - 10:41 pmICN-IAD
17h 51m1 stop
$902American Airlines
Find Deal
Sat, Jan 11 - Tue, Jan 28
6:00 am - 3:30 pmBWI-ICN
19h 30m1 stop
7:30 pm - 11:55 pmICN-BWI
18h 25m1 stop
$903Delta
Find Deal
Thu, Dec 5 - Mon, Dec 16
5:00 am - 4:30 pmDCA-ICN
21h 30m1 stop
6:50 pm - 11:00 pmICN-DCA
18h 10m1 stop
$903American Airlines
Find Deal
Sat, Jan 11 - Fri, Feb 7
5:33 pm - 4:30 pmBWI-ICN
32h 57m1 stop
7:30 pm - 11:54 pmICN-BWI
18h 24m1 stop
$908Delta
Find Deal
Wed, Jan 15 - Wed, Jan 22
2:00 pm - 6:20 pmIAD-ICN
38h 20m1 stop
12:10 am - 11:35 amICN-IAD
25h 25m1 stop
$969Turkish Airlines
Find Deal
Sun, Dec 8 - Tue, Jan 28
2:00 pm - 9:05 amIAD-ICN
29h 05m1 stop
12:10 am - 1:15 pmICN-IAD
26h 05m1 stop
$990Turkish Airlines
Find Deal
Thu, Mar 6 - Wed, Mar 19
8:15 am - 5:45 pmBWI-ICN
19h 30m1 stop
7:25 pm - 10:58 pmICN-BWI
17h 33m1 stop
$1,106Korean Air
Find Deal
Sat, Feb 15 - Sat, Feb 22
10:00 am - 5:45 pmBWI-ICN
18h 45m1 stop
4:25 pm - 11:10 pmICN-BWI
19h 45m1 stop
$1,111Korean Air
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Thu, Mar 20 - Wed, Apr 23
6:00 pm - 11:35 amDCA-ICN
51h 35m3 stops
Sat, Jan 18
9:55 am - 11:35 amBWI-ICN
59h 40m2 stops
Tue, Jan 21
3:55 pm - 4:05 pmIAD-ICN
35h 10m2 stops
$460Air Canada
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Fri, Mar 28
6:00 am - 3:15 pmDCA-ICN
43h 15m2 stops
$461Air Canada
Find Deal
Fri, Feb 28
9:25 pm - 9:05 amIAD-ICN
21h 40m1 stop
$518Turkish Airlines
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Sat, Nov 30
2:00 pm - 6:20 pmIAD-ICN
38h 20m1 stop
$520Turkish Airlines
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Tue, Dec 3
8:10 am - 4:50 pmBWI-ICN
19h 40m1 stop
$592Korean Air
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Mon, Mar 31
8:15 am - 5:45 pmBWI-ICN
19h 30m1 stop
$608Korean Air
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Fri, Feb 28
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$932Delta
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Wed, Nov 27
6:05 am - 4:30 pmBWI-ICN
20h 25m1 stop
$1,098Delta
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Wed, Dec 25
8:40 pm - 4:45 pmDCA-ICN
30h 05m2 stops
6:20 pm - 8:57 amICN-DCA
28h 37m2 stops
$864Air Canada
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Sun, Nov 24 - Wed, Nov 27
2:35 pm - 4:45 pmIAD-ICN
36h 10m2 stops
6:20 pm - 11:43 amICN-IAD
31h 23m2 stops
$870Air Canada
Find Deal
Sun, Nov 24 - Wed, Nov 27
6:00 am - 4:30 pmBWI-ICN
20h 30m1 stop
5:50 pm - 9:42 pmICN-BWI
17h 52m1 stop
$902Delta
Find Deal
Mon, Nov 25 - Thu, Dec 5
6:32 am - 4:45 pmDCA-ICN
20h 13m1 stop
6:50 pm - 12:42 amICN-DCA
19h 52m1 stop
$902American Airlines
Find Deal
Mon, Nov 25 - Sat, Dec 7
6:00 am - 4:30 pmBWI-ICN
20h 30m1 stop
9:35 am - 11:47 amICN-BWI
16h 12m1 stop
$903Delta
Find Deal
Sun, Nov 24 - Thu, Nov 28
5:00 am - 4:45 pmDCA-ICN
21h 45m1 stop
6:50 pm - 11:00 pmICN-DCA
18h 10m1 stop
$903American Airlines
Find Deal
Sun, Nov 24 - Tue, Nov 26
6:00 am - 3:50 pmBWI-ICN
19h 50m1 stop
5:50 pm - 9:49 pmICN-BWI
17h 59m1 stop
$1,105Korean Air
Find Deal
Sun, Nov 24 - Wed, Dec 11
9:25 pm - 6:20 pmIAD-ICN
30h 55m1 stop
10:45 am - 12:15 pmICN-IAD
39h 30m1 stop
$1,298Turkish Airlines
Find Deal
Sun, Nov 24 - Sat, Dec 28
6:00 am - 3:50 pmBWI-ICN
19h 50m1 stop
7:25 pm - 12:28 amICN-BWI
19h 03m1 stop
$1,326Korean Air
Find Deal
Tue, Nov 26 - Wed, Nov 27
9:25 pm - 9:05 amIAD-ICN
21h 40m1 stop
12:10 am - 12:15 pmICN-IAD
26h 05m1 stop
$1,384Turkish Airlines
Find Deal
Mon, Nov 25 - Fri, Dec 6
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,425Korean Air
Find Deal
Mon, Mar 31 - Mon, Apr 14
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,443Korean Air
Find Deal
Tue, Apr 1 - Sat, Apr 12
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 10:50 amICN-IAD
13h 35mnonstop
$1,494Korean Air
Find Deal
Mon, Jan 27 - Mon, Mar 10
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,510Korean Air
Find Deal
Wed, Apr 2 - Tue, Apr 29
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,514Korean Air
Find Deal
Wed, Apr 2 - Tue, Apr 29
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,519Korean Air
Find Deal
Wed, Apr 16 - Wed, May 14
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
$1,530Korean Air
Find Deal
Sat, Feb 15 - Sat, Mar 1
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
$1,555Korean Air
Find Deal
Sat, Feb 15 - Sat, Feb 22
12:50 pm - 5:40 pmIAD-ICN
15h 50mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,591Delta
Find Deal
Fri, Mar 14 - Fri, Apr 4
12:50 pm - 5:40 pmIAD-ICN
15h 50mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,686Delta
Find Deal
Mon, Mar 24 - Wed, Apr 23

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

Our best Air Canada deals on Washington, D.C. to Incheon Intl Airport flight tickets
Air Canada
Jan 22
DCA6:00 amWashington, D.C. Reagan-National
43h 15m
2 stops
ICN3:15 pmIncheon Intl
Feb 25
ICN4:55 pmIncheon Intl
31h 34m
2 stops
DCA10:29 amWashington, D.C. Reagan-National
Air Canada
Mar 15
DCA4:10 pmWashington, D.C. Reagan-National
34h 15m
2 stops
ICN3:25 pmIncheon Intl
Apr 9
ICN6:00 pmIncheon Intl
27h 57m
2 stops
DCA8:57 amWashington, D.C. Reagan-National
Air Canada
Mar 22
DCA4:10 pmWashington, D.C. Reagan-National
34h 15m
2 stops
ICN3:25 pmIncheon Intl
Mar 28
ICN4:55 pmIncheon Intl
29h 02m
2 stops
DCA8:57 amWashington, D.C. Reagan-National

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

Our best United Airlines deals on Washington, D.C. to Incheon Intl Airport flight tickets
United Airlines
Mar 26
BWI6:02 amBaltimore/Washington
20h 13m
1 stop
ICN3:15 pmIncheon Intl
Apr 14
ICN11:30 amIncheon Intl
19h 02m
1 stop
BWI5:32 pmBaltimore/Washington
United Airlines
Nov 25
BWI8:40 amBaltimore/Washington
31h 00m
1 stop
ICN5:40 amIncheon Intl
Nov 27
ICN6:00 pmIncheon Intl
27h 20m
1 stop
BWI7:20 amBaltimore/Washington
United Airlines
Jan 23
BWI6:15 amBaltimore/Washington
20h 00m
1 stop
ICN4:15 pmIncheon Intl
Feb 3
ICN12:45 pmIncheon Intl
22h 03m
2 stops
BWI8:48 pmBaltimore/Washington

See travel insights to Seoul from

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

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 Washington, D.C. and Incheon Intl Airport?

What is the cheapest month to fly to Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from Washington, D.C. is in November. Flight prices, which tend to average around $1,154, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of November, then departing from Washington, D.C. during the month October is also very affordable. Most momondo users find prices during this month for around $1,256.

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from Washington, D.C. to Incheon Intl Airport is on a Wednesday when prices can be found for as low as $1,691. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,776. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

In the evening is the cheapest time of day to fly from Washington, D.C. to Incheon Intl Airport when you can find flight prices for as low as $1,160. Flying to Incheon Intl Airport in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $2,054 on average. Flights to Incheon Intl Airport from Washington, D.C. at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Incheon Intl Airport?

In general, most travelers find the cheapest time to book a flight to Incheon Intl Airport is about 38 days prior to their departure date when tickets on average are $1,542. Keep in mind that you might also find cheap flights to Incheon Intl Airport outside of this time window. In fact, momondo users recently found flights from Washington, D.C. to Incheon Intl Airport for $870.

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

There are 4 cabin classes available to choose from on Washington, D.C. to Incheon Intl 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 Washington, D.C. to Incheon Intl Airport flights?

You could potentially save up to 53% on your flight if you consider stops on a Washington, D.C. to Incheon Intl Airport flight.

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

As of November 2024, prices for Washington, D.C. to Incheon Intl Airport flights are approximately 43% cheaper when compared to flights at the same time last year.

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

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

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

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

Best Price Found

$387

Fastest flight time

15h 15m

Direct flights

Every day
The best one-way flight to Incheon Intl Airport from Washington, D.C. in the past 72 hours is $387. The best round-trip flight deal from Washington, D.C. to Incheon Intl Airport found on momondo in the last 72 hours is $853.
The fastest flight from Washington, D.C. to Incheon Intl Airport takes 15h 15m
Direct flights go from Washington, D.C. to Incheon Intl Airport every day.

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

    The straight-line distance from Washington, D.C. to Incheon Intl is 6949.0 mi. Flights usually cover this in 17h 55m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The travel and health documents you'll need for your trip to Incheon Intl Airport 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 Incheon Intl Airport. 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 Washington, D.C. to Incheon Intl Airport?

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


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

Compare and see reviews for airlines that fly from Washington, D.C. to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
SAUDIAPriceFrom $833Free CancellationRating
7.4
734 reviews
Search SAUDIA flights
Air CanadaPriceFrom $866Free CancellationRating
7.0
8,246 reviews
Search Air Canada flights
DeltaPriceFrom $903Free CancellationRating
8.0
8,755 reviews
Search Delta flights
United AirlinesPriceFrom $903Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
American AirlinesPriceFrom $903Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $977Free CancellationRating
7.4
3,920 reviews
Search Turkish Airlines flights
Korean AirPriceFrom $1,082Free CancellationRating
8.4
1,024 reviews
Search Korean Air flights
Asiana AirlinesPriceFrom $1,420Free CancellationRating
8.3
476 reviews
Search Asiana Airlines flights
KLMPriceFrom $1,559Free CancellationRating
7.8
1,349 reviews
Search KLM flights
Air FrancePriceFrom $1,583Free CancellationRating
7.4
1,525 reviews
Search Air France flights
  • Korean Air Flights From Washington, D.C. to Incheon Intl Airport

    Across 7 Korean Air flights from Washington, D.C. to Incheon Intl Airport this week, the average price was $1,966, with the best Korean Air deals starting from $1,082 round-trip. 1,024 users have rated Korean Air on momondo, with an average score of 8.4/10.

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

    $903 is the best Delta flight deal from Washington, D.C. to Incheon Intl Airport found on momondo over the last 72 hours. The average Delta ticket price found was closer to $2,017, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 8,755 user reviews) flies into Incheon Intl Airport from Washington, D.C. 7 times in an average week so prices can vary.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Seoul. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Seoul from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Washington, D.C. and Seoul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Washington, D.C. to Seoul 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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