Flight Routes from Washington DC to Seoul Incheon

Trip type

Our cheapest offers for flights from Washington DC to Seoul Incheon

Here you can compare cheap flights from Washington DC (IAD) to Seoul Incheon (ICN) 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 Seoul Incheon. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Washington DC
Seoul Incheon
Outbound
06/25/26
1 Stopover (DFW)
AA2617, AA0281
20h 27min
Return
06/30/26
2 Stopovers (YVR, YYZ, YTZ)
TW0531, AC0106, AC8540
32h 02min
American Airlines ?
$1,443
Washington DC
Seoul Incheon
Outbound
06/25/26
1 Stopover (YYZ)
AC8617, AC0061
18h 35min
Return
06/30/26
1 Stopover (TPE)
BR0159, BR0004
39h 45min
Air Canada
$1,734
Best option
Washington DC
Seoul Incheon
Outbound
06/25/26
1 Stopover (DFW)
AA2617, AA0281
20h 27min
Return
06/30/26
1 Stopover (DFW)
AA0280, AA1132
17h 57min
American Airlines ?
$1,833
Washington DC
Seoul Incheon
Please note: transfer for connecting flight
Outbound
06/25/26
1 Stopover (ATL)
KE3581, KE5040
18h 10min
Return
06/30/26
1 Stopover (SEA)
KE5019, AS0406
17h 59min
Korean Air
$2,491
Washington DC
Seoul Incheon
Outbound
06/25/26
1 Stopover (YYZ)
AC8617, AC0061
18h 35min
Return
06/30/26
1 Stopover (TPE)
BR0159, BR0004
39h 45min
Air Canada
$1,738
Washington DC
Seoul Incheon
Outbound
06/25/26
1 Stopover (YUL)
AC8724, AC0067
17h 40min
Return
06/30/26
1 Stopover (YUL)
AC0068, AC8723
34h 01min
Air Canada
$1,780
Washington DC
Seoul Incheon
Outbound
06/25/26
4 Stopovers (IST, BOM, BKK, SIN)
6E4008, 6E0018, 6E1051, TR0627, TR0842
55h 25min
Return
06/30/26
1 Stopover (LAX)
YP0101, UA1573
24h 55min
IndiGo Airlines, Scoot ?
$1,882
Washington DC
Seoul Incheon
Outbound
06/25/26
1 Stopover (LAX)
UA2276, OZ0203
22h 12min
Return
06/30/26
1 Stopover (LAX)
OZ0204, UA2632
21h 21min
United Airlines, Asiana Airlines
$2,200
Washington DC
Seoul Incheon
Outbound
06/25/26
2 Stopovers (DXB, PEK)
EK0232, EK0308, KE0864
28h 45min
Return
06/30/26
1 Stopover (DXB)
EK0323, EK0231
45h 45min
Emirates Airline, Korean Air
$2,588
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Seoul Incheon

Favorite airline: Turkish Airlines
59 % of travelers choose to book flights on this route with Turkish Airlines, Alaska Airlines and Play.
Turkish Airlines
47 %
Alaska Airlines
6 %
Play
6 %
Favourite connection: via Istanbul
On this route, flights with a stopover in Istanbul are the most popular.
Route
bookings
1 stopover Istanbul
25h 50min, from $1,077
71 %
2 stopovers Los Angeles International Airport, CA Hong Kong International Airport
32h 15min, from $1,388
14 %
1 stopover Amsterdam-Schiphol
34h 00min, from $1,518
10 %

Important flight information

Flight information: Washington DC - Seoul Incheon

Roundtrip from $1,442.70
Flight duration min. 14:40
Return flight duration min. 13:35
Distance 11185 km
Flights per week 8
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Seoul-Incheon International Airport (ICN)
Destination country Flights to South Korea
Alternative flights to Seoul Incheon
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