Cheapest return flights from Boston to Seoul in March from 1,274€

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

Return flights

24 Mar - 31 Mar Etihad Airways
22 Mar - 05 Apr Hainan Airlines
26 Mar - 09 Apr Etihad Airways
22 Mar - 12 Apr Hainan Airlines
26 Mar - 30 Mar Etihad Airways
26 Mar - 11 Apr Etihad Airways
27 Mar - 18 Apr Porter Airlines (Canada) Ltd
20 Mar - 12 Apr Alaska Airlines
22 Mar - 28 Mar Hainan Airlines
27 Mar - 11 Apr Etihad Airways
27 Mar - 30 Mar Alaska Airlines
20 Mar - 30 Mar Air Canada
22 Mar - 05 Apr Delta direct
21 Mar - 29 Mar Alaska Airlines
20 Mar - 29 Mar Delta
22 Mar - 12 Apr Korean Air direct
20 Mar - 29 Mar Korean Air direct
22 Mar - 28 Mar Delta direct
20 Mar - 12 Apr Korean Air direct

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

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