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

Return flights

07 Jan - 14 Jan	Air Canada
13 Jan - 20 Jan	Air Canada
21 Jan - 11 Feb	Air Canada
22 Jan - 12 Feb	Air Canada
23 Jan - 31 Jan	Air Canada
07 Jan - 12 Jan	Air Canada
05 Jan - 26 Jan	Cathay Pacific
29 Jan - 08 Feb	Cathay Pacific
01 Jan - 15 Jan	Air Canada
06 Jan - 17 Jan	Cathay Pacific
02 Jan - 12 Jan	Cathay Pacific
01 Jan - 12 Jan	Air Canada
07 Jan - 14 Jan	American Airlines	direct
21 Jan - 11 Feb	American Airlines	direct
22 Jan - 12 Feb	American Airlines	direct

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

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 January from $775

Return flights