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

Return flights

14 Jan - 29 Jan	Air Canada
14 Jan - 13 Feb	Air Canada
09 Jan - 03 Feb	Air Canada
31 Jan - 14 Feb	Air Canada
05 Jan - 15 Jan	Air Canada
02 Jan - 10 Jan	United
14 Jan - 29 Jan	American Airlines	direct
14 Jan - 13 Feb	American Airlines	direct
09 Jan - 03 Feb	Japan Airlines	direct
31 Jan - 14 Feb	American Airlines	direct
05 Jan - 15 Jan	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 $771

Return flights