Cheap Flights from Washington (IAD) to Seoul (SEL) from HK$3,818~

View HK$3,818 flight on Fri, 3 Oct 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Seoul

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Find Cheap Flights from Washington (IAD) to Seoul (SEL)

Prices were available within the past 7 days and start at HK$3,818 for one-way flights and HK$8,047 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, 7 Dec - Mon, 15 Dec
IAD
Washington
ICN
Seoul
HK$8,047 Return, found 2 days ago
HK$8,047
Return
found 2 days ago
Select Air Canada flight, departing Sun, 7 Dec from Washington to Seoul, returning Mon, 15 Dec, priced at HK$8,047 found 2 days ago
Air Canada
Thu, 25 Sep - Sun, 28 Sep
IAD
Washington
ICN
Seoul
HK$9,185 Return, found 1 day ago
HK$9,185
Return
found 1 day ago
Select Air Canada flight, departing Thu, 25 Sep from Washington to Seoul, returning Sun, 28 Sep, priced at HK$9,185 found 1 day ago
Air Canada
Thu, 25 Sep - Sun, 28 Sep
IAD
Washington
ICN
Seoul
HK$9,237 Return, found 1 day ago
HK$9,237
Return
found 1 day ago
Select Air Canada flight, departing Thu, 25 Sep from Washington to Seoul, returning Sun, 28 Sep, priced at HK$9,237 found 1 day ago
Air Canada
Sun, 7 Dec - Mon, 15 Dec
IAD
Washington
ICN
Seoul
HK$9,356 Return, found 2 days ago
HK$9,356
Return
found 2 days ago
Select Air Canada flight, departing Sun, 7 Dec from Washington to Seoul, returning Mon, 15 Dec, priced at HK$9,356 found 2 days ago
Alaska Airlines
Thu, 25 Sep - Sun, 28 Sep
IAD
Washington
ICN
Seoul
HK$9,791 Return, found 1 day ago
HK$9,791
Return
found 1 day ago
Select Alaska Airlines flight, departing Thu, 25 Sep from Washington to Seoul, returning Sun, 28 Sep, priced at HK$9,791 found 1 day ago
Turkish Airlines
Sun, 7 Dec - Mon, 15 Dec
IAD
Washington
ICN
Seoul
HK$9,844 Return, found 2 days ago
HK$9,844
Return
found 2 days ago
Select Turkish Airlines flight, departing Sun, 7 Dec from Washington to Seoul, returning Mon, 15 Dec, priced at HK$9,844 found 2 days ago
Air Canada
Sun, 17 Aug - Thu, 21 Aug
IAD
Washington
GMP
Seoul
HK$10,504 Return, found 5 days ago
HK$10,504
Return
found 5 days ago
Select Air Canada flight, departing Sun, 17 Aug from Washington to Seoul, returning Thu, 21 Aug, priced at HK$10,504 found 5 days ago
Lufthansa
Sun, 7 Dec - Mon, 15 Dec
IAD
Washington
ICN
Seoul
HK$12,283 Return, found 2 days ago
HK$12,283
Return
found 2 days ago
Select Lufthansa flight, departing Sun, 7 Dec from Washington to Seoul, returning Mon, 15 Dec, priced at HK$12,283 found 2 days ago
Delta
Fri, 22 Aug - Mon, 1 Sep
IAD
Washington
ICN
Seoul
HK$13,457 Return, found 13 hours ago
HK$13,457
Return
found 13 hours ago
Select Delta flight, departing Fri, 22 Aug from Washington to Seoul, returning Mon, 1 Sep, priced at HK$13,457 found 13 hours ago
Air France
Sun, 7 Dec - Mon, 15 Dec
IAD
Washington
ICN
Seoul
HK$14,160 Return, found 2 days ago
HK$14,160
Return
found 2 days ago
Select Air France flight, departing Sun, 7 Dec from Washington to Seoul, returning Mon, 15 Dec, priced at HK$14,160 found 2 days ago
Washington to Seoul route information
Origin airport
Washington Dulles Intl.
Destination airport
Incheon Intl.
Return price
HK$8,047
Distance
11108 km

Flights from Chantilly to Incheon

Book cheap flights from Chantilly (IAD) to Incheon (SEL) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Chantilly (IAD) to Incheon (SEL) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chantilly (IAD) to Incheon (SEL) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Incheon flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Incheon and things to do in Incheon for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Incheon more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Incheon is HK$3,818 now!

 

Frequently asked questions

How much is a flight from Dulles Intl. Airport to Seoul (SEL-All Airports)?
The lowest price advertised for a round-trip flight between Washington Dulles Intl. Airport (IAD) and Seoul (SEL-All Airports) is HK$8,047. But you better act fast. This price is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dulles Intl. Airport to Seoul (SEL-All Airports)?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to Seoul (SEL-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for IAD to Seoul (SEL-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dulles Intl. Airport to Seoul (SEL-All Airports)?
The distance is around 11,200 kilometers. Earplugs? Check. Toiletries? Check. You'd be wise to pack all the essentials for this long-haul Chantilly to South Korea flight.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Seoul (SEL-All Airports)?
A popular choice with many travelers, Korean Air (KE) operates 30 monthly flights from IAD to Seoul (SEL-All Airports). Pick the one that fits with your travel schedule and book your ticket today.
Are Washington Dulles Intl. Airport (IAD) to Seoul (SEL-All Airports) flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Washington Dulles Intl. Airport (IAD) to Seoul (SEL-All Airports) can be hit-or-miss. You may be able to score a bargain, but then again, you could miss out! If you'd prefer to play it safe and start your trip planning ahead of time, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines advertise their prices so far in advance. Our advice? Check back often as updates are made frequently.

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