Cheapest return flights from Boston to Seoul in January from 745€

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

Return flights

24 Jan - 03 Feb Spirit Airlines
15 Jan - 28 Jan Turkish Airlines
19 Jan - 28 Jan Turkish Airlines
24 Jan - 02 Feb Spirit Airlines
25 Jan - 03 Feb Etihad Airways
24 Jan - 24 Feb Spirit Airlines
19 Jan - 02 Feb Turkish Airlines
24 Jan - 04 Feb Spirit Airlines
20 Jan - 19 Feb Cathay Pacific
25 Jan - 01 Feb Turkish Airlines
23 Jan - 01 Feb Spirit Airlines
23 Jan - 03 Feb Hawaiian Airlines
22 Jan - 29 Jan Cathay Pacific
21 Jan - 26 Jan Spirit Airlines
15 Jan - 22 Jan Turkish Airlines
16 Jan - 23 Jan Hainan Airlines
22 Jan - 29 Jan Korean Air direct
19 Jan - 28 Jan Korean Air direct
15 Jan - 28 Jan Korean Air direct
15 Jan - 22 Jan Delta direct

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

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