Cheapest return flights from Boston to Seoul in January from 818€

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

Return flights

28 Jan - 02 Feb Turkish Airlines
29 Jan - 05 Feb Air Canada
03 Jan - 19 Jan Cathay Pacific
02 Jan - 09 Jan Turkish Airlines
03 Jan - 10 Jan Turkish Airlines
29 Jan - 05 Feb Delta direct
03 Jan - 19 Jan Delta direct
02 Jan - 09 Jan Korean Air direct
03 Jan - 10 Jan Korean Air direct
28 Jan - 02 Feb 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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.