Cheapest one-way flights from Boston to Seoul in December from 487€

AirHint found the following cheapest one-way flights from Boston (BOS) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

04 Dec Air Canada
29 Dec Air Canada
26 Dec Air Canada
05 Dec Air Canada
15 Dec Spirit Airlines
29 Dec Korean Air direct
31 Dec Delta direct
04 Dec Delta direct
25 Dec Delta direct
27 Dec Delta direct

Also check the deals for return flights from Boston to Seoul in December.

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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