Cheapest return flights from Boston to Seoul in January from $929

AirHint found the following cheapest return flights from Boston (BOS) to Seoul (ICN) in January 2026 (see full year).

Return flights

12 Jan - 19 Jan Air Canada
12 Jan - 21 Jan Cathay Pacific
17 Jan - 24 Jan Air Canada
01 Jan - 20 Jan Air Canada
12 Jan - 19 Jan Korean Air direct
12 Jan - 21 Jan Delta direct
17 Jan - 24 Jan Delta direct

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

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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