Flight Deals from Washington to South Korea from $1119
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Top Deals on flights from Washington to Seoul
Washington, US (WAS) - Seoul, KR (SEL)
Feb 15
Feb 17
Feb 19
Feb 20
as low as
$1119
Washington, US (WAS) - Seoul, KR (SEL)
Sep 15
Sep 16
Sep 20
Sep 21
as low as
$1166
Washington, US (WAS) - Seoul, KR (SEL)
Sep 30
Oct 1
Nov 18
Nov 18
as low as
$1231
Washington, US (WAS) - Seoul, KR (SEL)
Jun 8
Jun 9
Jun 20
Jun 21
as low as
$1333
Washington, US (WAS) - Seoul, KR (SEL)
Mar 1
Mar 3
Apr 1
Apr 2
as low as
$1375
Washington, US (WAS) - Seoul, KR (SEL)
Oct 6
Oct 8
Oct 20
Oct 20
as low as
$1381
Washington, US (WAS) - Seoul, KR (SEL)
Sep 4
Sep 6
Sep 15
Sep 16
as low as
$1405
Washington, US (WAS) - Seoul, KR (SEL)
Sep 22
Sep 23
Oct 20
Oct 21
as low as
$1425
Washington, US (WAS) - Seoul, KR (SEL)
Sep 30
Oct 2
Oct 13
Oct 14
as low as
$1431
Washington, US (WAS) - Seoul, KR (SEL)
Jul 15
Jul 16
Aug 13
Aug 13
as low as
$1434
Washington, US (WAS) - Seoul, KR (SEL)
Sep 2
Sep 3
Sep 9
Sep 9
as low as
$1464
Washington, US (WAS) - Seoul, KR (SEL)
May 5
May 7
May 26
May 27
as low as
$1469
Top Deals on flights from Washington to Busan
Washington, US (WAS) - Busan, KR (PUS)
Sep 17
Sep 18
Oct 25
Oct 26
as low as
$1162
Washington, US (WAS) - Busan, KR (PUS)
Aug 23
Aug 25
Aug 31
Sep 1
as low as
$1640
Washington, US (WAS) - Busan, KR (PUS)
Sep 1
Sep 3
Sep 8
Sep 9
as low as
$1642
Washington, US (WAS) - Busan, KR (PUS)
Oct 2
Oct 4
Nov 1
Nov 2
as low as
$1732
Washington, US (WAS) - Busan, KR (PUS)
Oct 2
Oct 4
Nov 1
Nov 2
as low as
$1765
Washington, US (WAS) - Busan, KR (PUS)
Sep 1
Sep 2
Sep 8
Sep 9
as low as
$1847
Washington, US (WAS) - Busan, KR (PUS)
Oct 22
Oct 23
Nov 12
Nov 12
as low as
$1911
Washington, US (WAS) - Busan, KR (PUS)
Jun 10
Jun 12
Jun 17
Jun 18
as low as
$2211
Washington, US (WAS) - Busan, KR (PUS)
Jul 12
Jul 13
Aug 15
Aug 16
as low as
$3224
Washington, US (WAS) - Busan, KR (PUS)
Feb 11
Feb 13
Mar 11
Mar 12
as low as
$3296
Washington, US (WAS) - Busan, KR (PUS)
Jul 12
Jul 14
Aug 13
Aug 13
as low as
$6051
Washington, US (WAS) - Busan, KR (PUS)
Feb 11
Feb 14
Mar 11
Mar 12
as low as
$7807
Top Deals on flights from Washington to Jejudo
Washington, US (WAS) - Jejudo, KR (CJU)
Aug 9
Aug 11
Aug 13
Aug 13
as low as
$1863
Washington, US (WAS) - Jejudo, KR (CJU)
Aug 9
Aug 11
Aug 13
Aug 14
as low as
$1975
Washington, US (WAS) - Jejudo, KR (CJU)
Oct 1
Oct 3
Oct 11
Oct 12
as low as
$2077
Washington, US (WAS) - Jejudo, KR (CJU)
Nov 20
Nov 22
Nov 30
Dec 1
as low as
$2178
Washington, US (WAS) - Jejudo, KR (CJU)
Jun 10
Jun 11
Jun 17
Jun 17
as low as
$3290
Washington, US (WAS) - Jejudo, KR (CJU)
Nov 20
Nov 22
Nov 30
Dec 1
as low as
$4559
Washington, US (WAS) - Jejudo, KR (CJU)
Jun 11
Jun 12
Jun 18
Jun 18
as low as
$6010
Washington, US (WAS) - Jejudo, KR (CJU)
Nov 20
Nov 22
Nov 30
Nov 30
as low as
$8395
Top Deals on flights from Washington to Daegu
Washington, US (WAS) - Daegu, KR (TAE)
Sep 23
Sep 24
Oct 15
Oct 15
as low as
$1908
Washington, US (WAS) - Daegu, KR (TAE)
Sep 23
Sep 24
Oct 15
Oct 15
as low as
$1908
Washington, US (WAS) - Daegu, KR (TAE)
Aug 9
Aug 11
Aug 20
Aug 21
as low as
$5210
Washington, US (WAS) - Daegu, KR (TAE)
May 10
May 12
May 14
May 15
as low as
$13118
Top Deals on flights from Washington to Gwangju
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 16
as low as
$2405
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 16
as low as
$3302
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 16
as low as
$3814
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 15
as low as
$4270
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 15
as low as
$4285
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 15
as low as
$5579
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 15
as low as
$6591
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 16
as low as
$8773
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 16
as low as
$9229
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 16
as low as
$9338
Washington, US (WAS) - Gwangju, KR (KWJ)
Jun 8
Jun 10
Jun 15
Jun 15
as low as
$9364
Good to Know
Essential information to help you plan your flight from Washington to South Korea
Cheapest Flight
$1119
The lowest price we found in the last two weeks, departing Feb 15 and returning Feb 20
1 stop ‧ 21h 55m ‧ economyFastest Flights
$1231
The fastest flight that we found in the last two weeks, departing Sep 30 and returning Nov 18
15h 35m ‧ economyCheapest Flight Round-trip
$1119
Cheapest price found in the last 14 days, departing Feb 15 and returning Feb 20
1 stop ‧ 21h 55m ‧ economyCheapest Layover airport
$1381
The cheapest layover airport to Seoul is currently $1381
2 stops ‧ 28h 41m ‧ economyBest Arrival airport
$1162
The best arrival airport to Busan is currently $1162
1 stop ‧ 27h 45m ‧ economyBest Departure airport
$1162
The best departure airport to Busan is currently $1162
1 stop ‧ 27h 45m ‧ economyCheapest Airline
$1162
The cheapest airline to Busan is currently $1162
1 stop ‧ 27h 45m ‧ economyFlights from Washington to Seoul are most expensive in late December and cheapest in early February.
When planning your trip from Washington to Seoul, it's important to be aware that flight prices fluctuate significantly throughout the year. You'll notice a considerable peak in prices during late December, making it the highest price period, often exceeding $2000. Conversely, the lowest prices can typically be found in early February, where fares drop below $1500. The peak season tends to last from late spring through summer, with prices generally higher than $1700, while the low season occurs early in the year and during late summer, where you might find deals around $1400. Booking well in advance can help you secure lower fares during these low periods.
Book your Washington to Seoul flights 38-66 days in advance for the best prices, with significant increases noted within 11 days of departure.
When planning your trip from Washington to Seoul, aim to book your flights between 38 and 66 days prior to departure for optimal prices. The best deals are usually around 53 days out, when prices hover around $1,563. It's wise not to book earlier than 66 days, as prices could reach $1,709, resulting in a substantial increase. If you're considering booking last minute, be warned that prices can surge significantly within 11 days of departure, potentially reaching $1,993. To ensure savings and availability, secure your tickets as soon as you can if your departure is less than 28 days away.
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