Cheapest return flights from Boston to Seoul in March from $870

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

Return flights

08 Mar - 17 Mar Turkish Airlines
15 Mar - 26 Mar Turkish Airlines
02 Mar - 09 Mar Turkish Airlines
14 Mar - 25 Mar Turkish Airlines
14 Mar - 26 Mar Turkish Airlines
04 Mar - 21 Mar Turkish Airlines
08 Mar - 21 Mar Turkish Airlines
07 Mar - 21 Mar Turkish Airlines
16 Mar - 25 Mar Cathay Pacific
24 Mar - 28 Mar Cathay Pacific
16 Mar - 13 Apr Alaska Airlines
16 Mar - 13 Apr Delta direct

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

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