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Cheapest return flights from Washington (IAD) to Seoul (ICN)

Overview for the next 12 months — click a month to see all dates.

All destinations from Washington (IAD)

Lowest fare by month
Month	Price
July 2026	1006 €
August 2026	880 €
September 2026	878 €
October 2026	856 €
November 2026	937 €
December 2026	Check
January 2027	921 €
February 2027	942 €
March 2027	872 €
April 2027	872 €
May 2027	Check
June 2027	Check

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Updated Jul 4, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest return flights from Washington (IAD) to Seoul (ICN)

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