AirHint found the following cheapest return flights from Paris (PAR) to Boston (BOS) in December 2025 (see full year).

Return flights

06 Dec - 14 Dec	Icelandair
09 Dec - 16 Dec	Icelandair
02 Dec - 16 Dec	Icelandair
11 Dec - 15 Dec	Icelandair
10 Dec - 16 Dec	Icelandair
08 Dec - 17 Dec	Icelandair
09 Dec - 17 Dec	Icelandair
10 Dec - 17 Dec	Icelandair
06 Dec - 12 Dec	Icelandair
08 Dec - 14 Dec	Icelandair
18 Dec - 09 Jan	TAP
17 Dec - 09 Jan	TAP
17 Dec - 08 Jan	TAP
18 Dec - 04 Jan	Vueling Airlines
18 Dec - 05 Jan	TAP
25 Dec - 07 Jan	TAP
15 Dec - 05 Jan	TAP
16 Dec - 09 Jan	Vueling Airlines
16 Dec - 06 Jan	Vueling Airlines
27 Dec - 08 Jan	Ryanair

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

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.

Book a cheap hotel in Boston

Cheap car rent in Boston

Cheapest return flights from Paris to Boston in December from 396€

Return flights