Cheapest return PAR–BOS flights, May

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

Return flights

16 May - 30 May LEVEL
20 May - 27 May Ryanair
22 May - 26 May Ryanair
21 May - 26 May Ryanair
21 May - 28 May Icelandair
22 May - 25 May Icelandair
22 May - 28 May Icelandair
16 May - 25 May Icelandair
26 May - 31 May Lufthansa
26 May - 07 Jun Lufthansa
28 May - 02 Jun Lufthansa
18 May - 26 May LEVEL
25 May - 04 Jun Lufthansa
25 May - 05 Jun Lufthansa
29 May - 21 Jun United
31 May - 09 Jun Lufthansa
25 May - 03 Jun Lufthansa
30 May - 12 Jun Virgin Atlantic
22 May - 25 Jun Air Canada
15 May - 21 Jun Ryanair

Also check the deals for one-way flights from Paris to Boston 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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