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Cheap flights from Seoul to Washington, D.C. from $378

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Washington, D.C. departing on 1/21. 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 Seoul to Washington, D.C.

Cheap round-trip flights

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

Cheap last minute flights

Planning a quick getaway from Seoul 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 Seoul to Washington, D.C.

Find recent round-trip train or bus tickets from Seoul 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 - 9:13 pmICN-IAD
22h 28m1 stop
8:25 am - 4:15 pmIAD-ICN
41h 50m2 stops
$544United Airlines
Find Deal
Tue, Jan 28 - Wed, Mar 5
12:45 pm - 11:13 amICN-IAD
36h 28m2 stops
6:00 am - 5:40 amIAD-ICN
33h 40m2 stops
$546United Airlines
Find Deal
Wed, Dec 4 - Fri, Dec 6
6:50 pm - 11:00 pmICN-BWI
18h 10m1 stop
6:48 am - 3:15 pmBWI-ICN
19h 27m1 stop
$653American Airlines
Find Deal
Tue, Feb 25 - Wed, Apr 16
6:50 pm - 10:34 pmICN-IAD
17h 44m1 stop
6:57 am - 3:15 pmIAD-ICN
19h 18m1 stop
$653American Airlines
Find Deal
Tue, Feb 25 - Wed, Apr 16
4:55 pm - 11:31 amICN-IAD
31h 36m2 stops
3:55 pm - 3:25 pmIAD-ICN
34h 30m2 stops
$800Air Canada
Find Deal
Wed, Mar 12 - Sun, Mar 23
4:55 pm - 11:31 amICN-IAD
31h 36m2 stops
3:55 pm - 3:25 pmIAD-ICN
34h 30m2 stops
$802Air Canada
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Thu, Mar 13 - Sun, Mar 23
7:30 pm - 11:49 pmICN-BWI
18h 19m1 stop
6:00 am - 3:30 pmBWI-ICN
19h 30m1 stop
$939Delta
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Thu, Dec 5 - Thu, Feb 20
7:30 pm - 11:55 pmICN-BWI
18h 25m1 stop
5:33 pm - 4:15 pmBWI-ICN
32h 42m2 stops
$990Delta
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Sat, Dec 14 - Tue, Jan 14
7:25 pm - 12:38 amICN-BWI
19h 13m1 stop
6:41 pm - 5:45 amBWI-ICN
21h 04m1 stop
$1,044Korean Air
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Mon, Feb 17 - Tue, Feb 18
7:25 pm - 11:03 pmICN-BWI
17h 38m1 stop
6:00 am - 3:30 pmBWI-ICN
19h 30m1 stop
$1,130Korean Air
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Tue, Dec 10 - Tue, Jan 14
1:05 pm - 10:02 pmICN-BWI
46h 57m2 stops
Tue, Jan 21
6:55 pm - 12:01 pmICN-DCA
55h 06m2 stops
Fri, Dec 6
6:50 pm - 10:24 pmICN-IAD
17h 34m1 stop
$439American Airlines
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Wed, Dec 11
6:50 pm - 10:52 pmICN-IAD
18h 02m1 stop
$443American Airlines
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Tue, Nov 26
5:45 pm - 4:23 pmICN-IAD
35h 38m1 stop
$567Air Canada
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Thu, May 1
5:45 pm - 11:16 amICN-IAD
30h 31m2 stops
$571Air Canada
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Thu, May 1
9:10 am - 2:32 pmICN-BWI
18h 22m1 stop
$719Korean Air
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Sat, Mar 15
9:10 am - 2:32 pmICN-BWI
18h 22m1 stop
$720Delta
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Sat, Mar 15
9:30 am - 2:32 pmICN-BWI
18h 02m1 stop
$887Korean Air
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Mon, Apr 21
7:30 pm - 11:55 pmICN-BWI
18h 25m1 stop
$1,002Delta
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Sat, Dec 21
6:00 pm - 9:11 pmICN-IAD
17h 11m1 stop
12:40 pm - 4:15 pmIAD-ICN
37h 35m2 stops
$566United Airlines
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Tue, Nov 26 - Thu, Nov 28
6:00 pm - 12:59 amICN-IAD
20h 59m1 stop
12:40 pm - 4:15 pmIAD-ICN
37h 35m2 stops
$645United Airlines
Find Deal
Sat, Nov 23 - Thu, Nov 28
12:45 pm - 10:55 pmICN-BWI
24h 10m3 stops
5:25 pm - 4:15 pmBWI-ICN
32h 50m2 stops
$723United Airlines
Find Deal
Mon, Nov 25 - Mon, Dec 9
6:50 pm - 11:00 pmICN-DCA
18h 10m1 stop
5:00 am - 4:45 pmDCA-ICN
21h 45m1 stop
$783American Airlines
Find Deal
Mon, Nov 25 - Thu, Dec 5
6:50 pm - 11:14 pmICN-BWI
18h 24m1 stop
8:13 pm - 4:45 pmBWI-ICN
30h 32m2 stops
$788American Airlines
Find Deal
Mon, Nov 25 - Sat, Nov 30
6:20 pm - 11:23 amICN-IAD
31h 03m2 stops
3:55 pm - 4:45 pmIAD-ICN
34h 50m2 stops
$802Air Canada
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Tue, Nov 26 - Wed, Dec 11
6:20 pm - 11:23 amICN-IAD
31h 03m2 stops
3:55 pm - 4:45 pmIAD-ICN
34h 50m2 stops
$804Air Canada
Find Deal
Tue, Nov 26 - Mon, Dec 2
9:10 am - 2:03 pmICN-BWI
18h 53m1 stop
6:00 am - 3:30 pmBWI-ICN
19h 30m1 stop
$1,129Korean Air
Find Deal
Mon, Nov 25 - Mon, Dec 9
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,373Korean Air
Find Deal
Mon, Nov 25 - Tue, Nov 26
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,585Delta
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Fri, Nov 22 - Mon, Dec 2
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
$1,236Korean Air
Find Deal
Fri, Apr 4 - Sun, Apr 20
10:15 am - 10:50 amICN-IAD
13h 35mnonstop
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
$1,269Korean Air
Find Deal
Tue, Mar 18 - Thu, Apr 17
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,272Korean Air
Find Deal
Wed, Feb 12 - Sun, Feb 16
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,273Korean Air
Find Deal
Fri, Jan 31 - Tue, Feb 25
10:15 am - 10:50 amICN-IAD
13h 35mnonstop
12:50 pm - 5:40 pmIAD-ICN
15h 50mnonstop
$1,275Korean Air
Find Deal
Mon, Mar 10 - Thu, Mar 20
10:15 am - 9:50 amICN-IAD
13h 35mnonstop
11:50 am - 5:40 pmIAD-ICN
15h 50mnonstop
$1,276Korean Air
Find Deal
Fri, Jan 31 - Mon, Feb 17
10:15 am - 10:50 amICN-IAD
13h 35mnonstop
12:50 pm - 5:40 pmIAD-ICN
15h 50mnonstop
$1,288Korean Air
Find Deal
Thu, Mar 13 - Sun, Mar 23
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
$1,289Korean Air
Find Deal
Thu, Apr 3 - Wed, Apr 30
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
$1,460Delta
Find Deal
Mon, May 19 - Thu, Sep 18
10:25 am - 11:15 amICN-IAD
13h 50mnonstop
1:25 pm - 5:40 pmIAD-ICN
15h 15mnonstop
$1,571Delta
Find Deal
Sat, May 17 - Sat, Sep 20

United Airlines flights from Seoul to Washington, D.C.

Our best United Airlines deals on Seoul to Washington, D.C. flight tickets
United Airlines
Jan 28
ICN12:45 pmIncheon Intl
22h 28m
1 stop
IAD9:13 pmWashington, D.C. Dulles Intl
Mar 5
IAD8:25 amWashington, D.C. Dulles Intl
41h 50m
2 stops
ICN4:15 pmIncheon Intl
United Airlines
Dec 4
ICN12:45 pmIncheon Intl
36h 28m
2 stops
IAD11:13 amWashington, D.C. Dulles Intl
Dec 6
IAD6:00 amWashington, D.C. Dulles Intl
33h 40m
2 stops
ICN5:40 amIncheon Intl
United Airlines
Mar 25
ICN5:00 pmIncheon Intl
25h 21m
1 stop
IAD5:21 amWashington, D.C. Dulles Intl
Apr 1
IAD5:10 pmWashington, D.C. Dulles Intl
32h 50m
2 stops
ICN3:00 pmIncheon Intl

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

Our best Air Canada deals on Seoul to Washington, D.C. flight tickets
Air Canada
Mar 12
ICN4:55 pmIncheon Intl
31h 36m
2 stops
IAD11:31 amWashington, D.C. Dulles Intl
Mar 23
IAD3:55 pmWashington, D.C. Dulles Intl
34h 30m
2 stops
ICN3:25 pmIncheon Intl
Air Canada
Mar 13
ICN4:55 pmIncheon Intl
31h 36m
2 stops
IAD11:31 amWashington, D.C. Dulles Intl
Mar 23
IAD3:55 pmWashington, D.C. Dulles Intl
34h 30m
2 stops
ICN3:25 pmIncheon Intl
Air Canada
Dec 5
ICN6:20 pmIncheon Intl
34h 53m
2 stops
IAD3:13 pmWashington, D.C. Dulles Intl
Dec 11
IAD3:55 pmWashington, D.C. Dulles Intl
34h 50m
2 stops
ICN4:45 pmIncheon Intl

See travel insights to Washington, D.C. from

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

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

The month of October is, on average, the cheapest month to fly to Washington, D.C. from Seoul, with most prices found around $1,001. If you’re not able to fly to Washington, D.C. in October, then February is your next best option. Flight prices from Seoul to Washington, D.C. during February average around $1,101.

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 Seoul is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,016. 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 Seoul to Washington, D.C. for around $1,507.

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

At noon is the cheapest time of day to fly from Seoul to Washington, D.C. when you can find flight prices for as low as $0. Flying to Washington, D.C. at noon 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 $1,501. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Incheon Intl to Washington, D.C. Dulles Intl for the best Seoul - 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 43 days in advance when prices tend to average $1,280. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $698.

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

There are 3 cabin classes available to choose from on Seoul 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 Seoul to Washington, D.C. flights?

You could potentially save up to 63% on your flight if you consider stops on a Seoul to Washington, D.C. flight.

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


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

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

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

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

Best Price Found

$378

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 Seoul in the past 72 hours is $378. The best round-trip flight deal from Seoul to Washington, D.C. found on momondo in the last 72 hours is $544.
The fastest flight from Seoul to Washington, D.C. takes 13h 35m
Direct flights go from Seoul 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 Seoul to Washington, D.C. by plane?

    A flight from Seoul to Washington, D.C. will travel around 6932.9 mi. By plane, this route typically takes 16h 01m.

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

    Prices for flights from Seoul to Washington, D.C. refresh daily.

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

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

    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 Seoul to Washington, D.C..

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

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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


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

Compare and see reviews for airlines that fly from Seoul 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 $735Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
Air CanadaPriceFrom $873Free CancellationRating
7.0
8,246 reviews
Search Air Canada flights
Korean AirPriceFrom $1,053Free CancellationRating
8.4
1,024 reviews
Search Korean Air flights
DeltaPriceFrom $1,395Free CancellationRating
8.0
8,755 reviews
Search Delta flights
  • Korean Air Flights From Seoul to Washington, D.C.

    The lowest priced Korean Air flight from Seoul to Washington, D.C. from the last 72 hours was $1,053. Generally, Korean Air has 7 flights on this route every week with an average price of $1,632. Korean Air is rated 8.4/10 by our users.

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

    Another popular option for Seoul to Washington, D.C. flights is Delta (8.0/10, 8,755 ratings). Delta flies from Seoul 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 $1,671.


Why use momondo?

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

It is quick and easy to find Seoul to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

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

All flight searches from Seoul to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Seoul to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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.