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

Return flights

06 May - 17 May	Cathay Pacific
11 May - 18 May	Cathay Pacific
12 May - 19 May	Cathay Pacific
10 May - 20 May	Cathay Pacific
01 May - 13 May	Cathay Pacific
01 May - 15 May	Cathay Pacific
06 May - 26 May	Cathay Pacific
08 May - 22 May	Cathay Pacific
18 May - 03 Jun	Porter Airlines (Canada) Ltd
19 May - 04 Jun	Delta
04 May - 26 May	Korean Air
17 May - 29 May	Alaska Airlines
26 May - 09 Jun	Alaska Airlines
28 May - 11 Jun	Delta
23 May - 06 Jun	Cathay Pacific

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 857€

Return flights