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

Return flights

12 May - 19 May	Air Canada
06 May - 14 May	United
11 May - 19 May	Air Canada
24 May - 07 Jun	Air Canada
18 May - 25 May	Air Canada
25 May - 08 Jun	Air Canada
21 May - 05 Jun	Air Canada
01 May - 11 May	Air Canada
15 May - 19 May	Air Canada
06 May - 15 May	Delta
21 May - 02 Jun	Air Canada
09 May - 25 May	Air Canada
18 May - 05 Jun	Air Canada
08 May - 10 May	Air Canada
12 May - 30 May	jetBlue
22 May - 04 Jun	Air Canada
26 May - 04 Jun	Delta
28 May - 11 Jun	Etihad Airways
23 May - 04 Jun	Air Canada
19 May - 04 Jun	Delta

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

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 May from 999€

Return flights