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

Return flights

09 May - 18 May	TAP
07 May - 11 May	TAP
07 May - 13 May	TAP
01 May - 09 May	Scandinavian Airlines
21 May - 27 May	Scandinavian Airlines
27 May - 03 Jun	Icelandair
10 May - 24 May	Icelandair
11 May - 23 May	Icelandair
12 May - 16 May	Icelandair
10 May - 17 May	Icelandair
08 May - 15 May	Icelandair
05 May - 02 Jun	Icelandair
19 May - 09 Jun	Scandinavian Airlines
25 May - 04 Jun	United
31 May - 14 Jun	Air Canada

Also check the deals for one-way flights from Paris to Boston 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 Paris to Boston in May from 416€

Return flights