S$660 Cheap Flights from Washington to Seoul

View S$660 flight on Wed, 12 Nov, 2025Opens in a new window

Popular airlines from Washington to Seoul (ICN-Incheon Intl.)

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Cheap Flights from Washington to Seoul (WAS-ICN)

Prices were available within the past 7 days and start at S$660 for one-way flights and S$2,124 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Sat, 3 Jan - Sat, 10 Jan
IAD
Washington
ICN
Seoul
S$2,124 Return, found 2 days ago
S$2,124
Return
found 2 days ago
Select Turkish Airlines flight, departing Sat, 3 Jan from Washington to Seoul, returning Sat, 10 Jan, priced at S$2,124 found 2 days ago
United
Sat, 3 Jan - Sat, 10 Jan
BWI
Baltimore
ICN
Seoul
S$2,220 Return, found 2 days ago
S$2,220
Return
found 2 days ago
Select United flight, departing Sat, 3 Jan from Baltimore to Seoul, returning Sat, 10 Jan, priced at S$2,220 found 2 days ago
Delta
Sat, 3 Jan - Sat, 10 Jan
BWI
Baltimore
ICN
Seoul
S$2,242 Return, found 2 days ago
S$2,242
Return
found 2 days ago
Select Delta flight, departing Sat, 3 Jan from Baltimore to Seoul, returning Sat, 10 Jan, priced at S$2,242 found 2 days ago
Delta
Sat, 3 Jan - Sat, 10 Jan
BWI
Baltimore
ICN
Seoul
S$2,268 Return, found 2 days ago
S$2,268
Return
found 2 days ago
Select Delta flight, departing Sat, 3 Jan from Baltimore to Seoul, returning Sat, 10 Jan, priced at S$2,268 found 2 days ago
American Airlines
Sat, 3 Jan - Sat, 10 Jan
BWI
Baltimore
ICN
Seoul
S$2,319 Return, found 2 days ago
S$2,319
Return
found 2 days ago
Select American Airlines flight, departing Sat, 3 Jan from Baltimore to Seoul, returning Sat, 10 Jan, priced at S$2,319 found 2 days ago
KLM
Sat, 3 Jan - Sat, 10 Jan
IAD
Washington
ICN
Seoul
S$2,331 Return, found 2 days ago
S$2,331
Return
found 2 days ago
Select KLM flight, departing Sat, 3 Jan from Washington to Seoul, returning Sat, 10 Jan, priced at S$2,331 found 2 days ago
United
Sat, 3 Jan - Sat, 10 Jan
BWI
Baltimore
ICN
Seoul
S$2,340 Return, found 2 days ago
S$2,340
Return
found 2 days ago
Select United flight, departing Sat, 3 Jan from Baltimore to Seoul, returning Sat, 10 Jan, priced at S$2,340 found 2 days ago
KLM
Sat, 3 Jan - Sat, 10 Jan
IAD
Washington
ICN
Seoul
S$2,346 Return, found 2 days ago
S$2,346
Return
found 2 days ago
Select KLM flight, departing Sat, 3 Jan from Washington to Seoul, returning Sat, 10 Jan, priced at S$2,346 found 2 days ago
United
Sat, 3 Jan - Sat, 10 Jan
DCA
Washington
ICN
Seoul
S$2,704 Return, found 2 days ago
S$2,704
Return
found 2 days ago
Select United flight, departing Sat, 3 Jan from Washington to Seoul, returning Sat, 10 Jan, priced at S$2,704 found 2 days ago
Air France
Sat, 3 Jan - Sat, 10 Jan
IAD
Washington
ICN
Seoul
S$2,740 Return, found 2 days ago
S$2,740
Return
found 2 days ago
Select Air France flight, departing Sat, 3 Jan from Washington to Seoul, returning Sat, 10 Jan, priced at S$2,740 found 2 days ago

Find the cheapest month to fly from Washington (WAS) to Seoul (ICN)

February is typically the cheapest month to fly

From S$1,120 - S$2,020 per traveller.

Frequently asked questions

How much is a flight from Washington, DC (WAS-All Airports) to Incheon Intl. Airport (ICN)?
The lowest price advertised for a round-trip flight between Washington, DC (WAS-All Airports) and Incheon Airport is S$2,124. But you better act quick. 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 Washington, DC (WAS-All Airports) to ICN?
This differs between airlines, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where there are simple instructions on how to cancel online.
How do I find cheap flights from Washington, DC (WAS-All Airports) to Seoul–Incheon Intl. Airport 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 Washington, DC (WAS-All Airports) to Incheon Intl. Airport (ICN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Washington, DC (WAS-All Airports) to Seoul–Incheon Intl. Airport?
With a flight distance of 11,200 kilometres from Washington, DC (WAS-All Airports) (WAS) to Incheon Intl. Airport (ICN) (ICN), this is a long journey. Be sure to drink plenty of water and move your feet and legs every now and then.
Which airlines fly direct from Washington, DC (WAS-All Airports) to Incheon Airport?
If you're eager to fly straight from Washington, DC (WAS-All Airports) to Seoul–Incheon Intl. Airport, Korean Air (KE) is a popular choice. It operates 30 monthly flights between Maryland and South Korea.
Are Washington, DC (WAS-All Airports) to Seoul–Incheon Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Washington, DC (WAS-All Airports) to Seoul–Incheon Intl. Airport can be hit-or-miss. It is possible to find a bargain, but then again, you could miss out altogether! If you'd prefer to start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines issue their prices so far in advance. Our suggestion? Check back often as updates are made regularly.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Incheon Intl.
Return price
S$2,124
Distance
11108 km

Book with confidence

Flights from Maryland to Incheon

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Flights from Maryland to Incheon

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