Cheapest return flights from Washington to Seoul in October from 1,094€

AirHint found the following cheapest return flights from Washington (IAD) to Seoul (ICN) in October 2026 (see full year).

Return flights

15 Oct - 12 Nov Alaska Airlines
17 Oct - 24 Oct Alaska Airlines
04 Oct - 09 Oct EVA Air
02 Oct - 09 Oct Alaska Airlines
16 Oct - 23 Oct Air Premia direct
09 Oct - 18 Oct Air Premia
02 Oct - 09 Oct Air Premia direct
04 Oct - 09 Oct Air Premia direct
09 Oct - 18 Oct Air Premia direct
22 Oct - 27 Oct Delta direct
15 Oct - 12 Nov Delta direct
13 Oct - 02 Nov Delta direct
14 Oct - 24 Oct Delta direct

Also check the deals for one-way flights from Washington to Seoul in October.

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