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Cheap flights from Washington, D.C. to Seoul from $421

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 Seoul departing on 12/9. 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
Sun, Jan 12 - Sun, Jan 26
3:55 pm - 3:25 pmIAD-ICN
34h 30m2 stops
4:55 pm - 3:13 pmICN-IAD
35h 18m2 stops
$853Air Canada
Find Deal
Sat, Mar 15 - Wed, Mar 26
6:00 am - 4:30 pmBWI-ICN
20h 30m1 stop
9:35 am - 11:44 amICN-BWI
16h 09m1 stop
$902Delta
Find Deal
Mon, Dec 2 - Fri, Dec 6
6:10 am - 4:45 pmIAD-ICN
20h 35m1 stop
6:50 pm - 10:34 pmICN-IAD
17h 44m1 stop
$902American Airlines
Find Deal
Fri, Jan 24 - Sat, Feb 15
6:00 am - 4:30 pmBWI-ICN
20h 30m1 stop
5:50 pm - 9:49 pmICN-BWI
17h 59m1 stop
$903Delta
Find Deal
Mon, Dec 2 - Mon, Dec 9
6:32 am - 4:45 pmDCA-ICN
20h 13m1 stop
6:50 pm - 12:42 amICN-DCA
19h 52m1 stop
$903American Airlines
Find Deal
Mon, Dec 2 - Tue, Dec 10
2:00 pm - 6:20 pmIAD-ICN
38h 20m1 stop
12:10 am - 12:15 pmICN-IAD
26h 05m1 stop
$990Turkish Airlines
Find Deal
Mon, Dec 2 - Thu, Dec 26
2:00 pm - 6:20 pmIAD-ICN
38h 20m1 stop
12:10 am - 7:30 pmICN-IAD
33h 20m1 stop
$991Turkish Airlines
Find Deal
Thu, Dec 5 - Mon, Dec 9
6:00 am - 5:45 pmBWI-ICN
22h 45m1 stop
9:40 am - 3:34 pmICN-BWI
18h 54m1 stop
$1,082Korean Air
Find Deal
Mon, Mar 10 - Thu, Mar 13
7:15 am - 5:45 amBWI-ICN
32h 30m1 stop
9:40 am - 4:43 pmICN-BWI
21h 03m1 stop
$1,122Korean Air
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Fri, Feb 21 - Sun, Mar 9
1:01 pm - 10:05 pmDCA-ICN
43h 04m3 stops
Mon, Dec 9
6:00 pm - 11:35 amDCA-ICN
51h 35m3 stops
Sat, Feb 8
6:00 am - 3:15 pmDCA-ICN
43h 15m2 stops
$461Air Canada
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Mon, Feb 24
3:55 pm - 4:45 pmIAD-ICN
34h 50m2 stops
$461Air Canada
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Tue, Nov 26
5:33 pm - 4:30 pmBWI-ICN
32h 57m1 stop
$517Delta
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Wed, Jan 15
9:25 pm - 9:05 amIAD-ICN
21h 40m1 stop
$518Turkish Airlines
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Sat, Nov 30
8:10 am - 4:50 pmBWI-ICN
19h 40m1 stop
$592Korean Air
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Fri, Apr 11
2:00 pm - 9:05 amIAD-ICN
29h 05m1 stop
$596Turkish Airlines
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Sat, Dec 7
8:15 am - 5:45 pmBWI-ICN
19h 30m1 stop
$611Korean Air
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Fri, Feb 14
12:50 pm - 5:40 pmIAD-ICN
15h 50mnonstop
$932Delta
Find Deal
Sat, Mar 29
6:00 am - 4:30 pmBWI-ICN
20h 30m1 stop
9:35 am - 4:40 pmICN-BWI
21h 05m1 stop
$902Delta
Find Deal
Thu, Nov 21 - Sun, Nov 24
6:32 am - 4:45 pmDCA-ICN
20h 13m1 stop
6:50 pm - 12:40 amICN-DCA
19h 50m1 stop
$902American Airlines
Find Deal
Thu, Nov 21 - Sun, Nov 24
6:00 am - 6:25 pmDCA-ICN
22h 25m2 stops
8:10 pm - 10:19 amICN-DCA
28h 09m2 stops
$958Air Canada
Find Deal
Sun, Nov 24 - Tue, Nov 26
9:25 pm - 6:20 pmIAD-ICN
30h 55m1 stop
12:10 am - 12:15 pmICN-IAD
26h 05m1 stop
$1,088Turkish Airlines
Find Deal
Sun, Nov 24 - Mon, Dec 9
6:50 pm - 4:45 pmDCA-ICN
31h 55m2 stops
6:20 pm - 8:57 amICN-DCA
28h 37m2 stops
$1,113Air Canada
Find Deal
Mon, Nov 25 - Mon, Dec 2
8:40 am - 5:40 amBWI-ICN
31h 00m1 stop
6:00 pm - 6:48 amICN-BWI
26h 48m1 stop
$1,354United Airlines
Find Deal
Mon, Nov 25 - Mon, Dec 2
8:40 am - 5:40 amBWI-ICN
31h 00m1 stop
6:00 pm - 7:02 amICN-BWI
27h 02m1 stop
$1,355United Airlines
Find Deal
Mon, Nov 25 - Wed, Jan 8
9:25 pm - 6:20 pmIAD-ICN
30h 55m1 stop
10:45 am - 12:15 pmICN-IAD
39h 30m1 stop
$1,495Turkish Airlines
Find Deal
Sun, Nov 24 - Fri, Jan 10
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
$1,524Korean Air
Find Deal
Thu, Nov 21 - Thu, Nov 28
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
$1,563Korean Air
Find Deal
Thu, Nov 21 - Thu, Nov 28
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
$1,511Korean 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
$1,559Korean Air
Find Deal
Sat, Feb 15 - Sat, Feb 22
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 10:50 amICN-IAD
13h 35mnonstop
$1,563Korean Air
Find Deal
Mon, Mar 3 - Wed, Mar 19
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
$1,568Korean Air
Find Deal
Wed, Feb 26 - Wed, Apr 9
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
$1,591Delta
Find Deal
Tue, Feb 4 - Tue, Mar 4
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 10:50 amICN-IAD
13h 35mnonstop
$1,593Korean Air
Find Deal
Sun, Mar 2 - Tue, Mar 18
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
$1,686Delta
Find Deal
Mon, Jan 27 - Mon, Feb 10

Air Canada flights from Washington, D.C. to Seoul

Our best Air Canada deals on Washington, D.C. to Seoul flight tickets
Air Canada
Jan 12
DCA6:00 amWashington, D.C. Reagan-National
43h 15m
2 stops
ICN3:15 pmIncheon Intl
Jan 26
ICN4:55 pmIncheon Intl
31h 34m
2 stops
DCA10:29 amWashington, D.C. Reagan-National
Air Canada
Mar 10
DCA11:10 amWashington, D.C. Reagan-National
39h 15m
2 stops
ICN3:25 pmIncheon Intl
Mar 13
ICN4:55 pmIncheon Intl
29h 02m
2 stops
DCA8:57 amWashington, D.C. Reagan-National
Air Canada
Feb 5
DCA8:40 pmWashington, D.C. Reagan-National
31h 45m
1 stop
ICN6:25 pmIncheon Intl
Mar 5
ICN4:55 pmIncheon Intl
31h 34m
2 stops
DCA10:29 amWashington, D.C. Reagan-National

Delta flights from Washington, D.C. to Seoul

Our best Delta deals on Washington, D.C. to Seoul flight tickets
Delta
Dec 2
BWI6:00 amBaltimore/Washington
20h 30m
1 stop
ICN4:30 pmIncheon Intl
Dec 6
ICN9:35 amIncheon Intl
16h 09m
1 stop
BWI11:44 amBaltimore/Washington
Delta
Dec 2
BWI6:00 amBaltimore/Washington
20h 30m
1 stop
ICN4:30 pmIncheon Intl
Dec 9
ICN5:50 pmIncheon Intl
17h 59m
1 stop
BWI9:49 pmBaltimore/Washington
Delta
Nov 25
BWI6:21 pmBaltimore/Washington
31h 09m
2 stops
ICN3:30 pmIncheon Intl
Dec 5
ICN9:35 amIncheon Intl
21h 39m
2 stops
BWI5:14 pmBaltimore/Washington

See travel insights to Seoul from

How to get the cheapest flight ticket from Washington, D.C. to Seoul

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 cheapest month to fly from Washington, D.C. to Seoul?

November. The cheapest time of year to fly to Seoul from Washington, D.C. is November. Most expensive is July

What is the cheapest day to depart Washington, D.C. for Seoul?

Tuesday. The cheapest day of the week is typically Tuesday. The most expensive is typically Friday

When is the cheapest time to fly from Washington, D.C. to Seoul?

In the evening. Washington, D.C. to Seoul flights are approximately 44% more expensive at noon than in the evening

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

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

How far in advance should you book Washington, D.C. to Seoul flights?

55 days before. The cheapest time to buy a flight from Washington, D.C. to Seoul is approximately 55 days to departure

Can stopping save me money on Washington, D.C. to Seoul flights?

You could potentially save up to 50% on your flight if you consider stops on a Washington, D.C. to Seoul flight.

How have Washington, D.C. to Seoul flight prices changed over time?

As of November 2024, prices for Washington, D.C. to Seoul flights are approximately 46% cheaper when compared to flights at the same time last year.

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


When to book flights from Washington, D.C. to Seoul

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

Cheap Washington, D.C. to Seoul (WAS to SEL) flight deals and tips

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

Best Price Found

$421

Fastest flight time

15h 50m

Direct flights

Every day

Airports in Seoul

2 airports
The best one-way flight to Seoul from Washington, D.C. in the past 72 hours is $421. The best round-trip flight deal from Washington, D.C. to Seoul found on momondo in the last 72 hours is $853.
The fastest flight from Washington, D.C. to Seoul takes 15h 50m
Direct flights go from Washington, D.C. to Seoul every day.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

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

    Seoul is 6932.9 mi away from Washington, D.C.. By plane, this route typically takes 17h 55m.

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

    Prices for flights from Washington, D.C. to Seoul were last updated today.

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

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

    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 Washington, D.C. to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The necessary travel and health documents for your Seoul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

  • What is the most popular airline from Washington, D.C. to Seoul?


Best airlines flying from Washington, D.C. to Seoul

Compare and see reviews for airlines that fly from Washington, D.C. to Seoul with momondo
Airline
Rating
Free Cancellation
Price
SAUDIAPriceFrom $833Free CancellationRating
7.4
734 reviews
Search SAUDIA flights
Air CanadaPriceFrom $866Free CancellationRating
7.0
8,237 reviews
Search Air Canada flights
DeltaPriceFrom $903Free CancellationRating
8.0
8,756 reviews
Search Delta flights
United AirlinesPriceFrom $903Free CancellationRating
7.4
9,171 reviews
Search United Airlines flights
American AirlinesPriceFrom $903Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $977Free CancellationRating
7.4
3,915 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
1,350 reviews
Search KLM flights
Air FrancePriceFrom $1,583Free CancellationRating
7.4
1,523 reviews
Search Air France flights
  • Korean Air Flights From Washington, D.C. to Seoul

    Korean Air is one of the most popular airlines flying from Washington, D.C. to Seoul, operating 7 flights/week on average for this route. A good Korean Air flight deal for Washington, D.C. to Seoul starts from $1,082 round-trip, up to an average price of $1,966. Our users have rated Korean Air at 8.4/10.

  • Delta Flights From Washington, D.C. to Seoul

    Delta is also a popular choice for this route. Delta flight deals for Washington, D.C. to Seoul start from as low as $903 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $2,017. Delta operates 7 flights to Seoul from Washington, D.C. in an average week. Users have rated it 8.0/10 across 8,756 reviews.


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?

Flights from Washington, D.C. to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

If you are not ready to book a flight from Washington, D.C. to Seoul now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seoul and let you know when they change.


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Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul