Cheapest return BOS–NRT flights, May

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

Return flights

09 May - 18 May Alaska Airlines
22 May - 02 Jun WestJet
23 May - 03 Jun WestJet
25 May - 07 Jun WestJet
26 May - 09 Jun Porter Airlines (Canada) Ltd
16 May - 03 Jun Porter Airlines (Canada) Ltd
26 May - 10 Jun Porter Airlines (Canada) Ltd
17 May - 02 Jun jetBlue
19 May - 04 Jun WestJet
13 May - 18 May Alaska Airlines
31 May - 15 Jun Porter Airlines (Canada) Ltd
09 May - 23 May Alaska Airlines
06 May - 20 May Hainan Airlines
21 May - 04 Jun WestJet
10 May - 18 May Alaska Airlines
22 May - 31 May WestJet
17 May - 31 May Porter Airlines (Canada) Ltd
09 May - 16 May Alaska Airlines
19 May - 23 May Porter Airlines (Canada) Ltd
19 May - 25 May WestJet

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

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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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