Our cheapest offers for flights from Washington DC to South Korea

Here you can compare cheap flights from Washington DC (IAD) to South Korea for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to South Korea. Prices and availability may change at any time.

Flights from Washington DC (IAD) to Seoul Incheon (ICN)

	Outbound	Return	Airlines	Baggage	Price
Best option Washington DC Seoul Incheon	Outbound 04/21/25 1 Stopover (IST) TK0008, TK0020 21h 10min	Return 05/19/25 1 Stopover (IST) TK0091, TK0187 24h 30min	Turkish Airlines		$1,176
Washington DC Seoul Incheon	Outbound 04/21/25 1 Stopover (IST) TK0008, TK0090 31h 00min	Return 05/19/25 1 Stopover (IST) TK0091, TK0187 24h 30min	Turkish Airlines		$1,179
Washington DC Seoul Incheon	Outbound 06/20/25 1 Stopover (YYZ) AC1387, AC0061 18h 05min	Return 07/19/25 1 Stopover (YYZ) AC0062, AC1386 27h 31min	Air Canada	?	$1,700