Cheapest return flights from Boston to Seoul in October from $962

AirHint found the following cheapest return flights from Boston (BOS) to Seoul (ICN) in October 2025 (see full year).

Return flights

01 Oct - 30 Oct Air Canada
02 Oct - 24 Oct Air Canada
29 Oct - 08 Nov Air Canada
11 Oct - 18 Oct Hawaiian Airlines
09 Oct - 18 Oct SWISS
01 Oct - 30 Oct Delta direct
29 Oct - 19 Nov Delta direct
02 Oct - 24 Oct Delta direct
29 Oct - 08 Nov Delta direct
09 Oct - 18 Oct Korean Air direct

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

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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