AirHint found the following cheapest return flights from Boston (BOS) to Tokyo (HND) in December 2025 (see full year).

Return flights

07 Dec - 23 Dec	Air Canada
01 Dec - 16 Dec	Air Canada
02 Dec - 10 Dec	Air Canada
01 Dec - 09 Dec	Air Canada
10 Dec - 19 Dec	Air Canada
05 Dec - 12 Dec	Air Canada
31 Dec - 29 Jan	Air Canada
31 Dec - 28 Jan	Air Canada
30 Dec - 13 Jan	Spirit Airlines
29 Dec - 13 Jan	Spirit Airlines
04 Dec - 07 Dec	Hawaiian Airlines
04 Dec - 10 Dec	Hawaiian Airlines
05 Dec - 08 Dec	Alaska Airlines
30 Dec - 12 Jan	Air Canada
14 Dec - 19 Jan	Air Canada
29 Dec - 16 Jan	Spirit Airlines
09 Dec - 27 Dec	Hawaiian Airlines
26 Dec - 18 Jan	United
24 Dec - 17 Jan	Spirit Airlines
25 Dec - 16 Jan	Air Canada

Also check the deals for one-way flights from Boston to Tokyo in December.

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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Cheapest return flights from Boston to Tokyo in December from 821€

Return flights