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

Return flights

05 Dec - 12 Dec	ITA Airways
05 Dec - 13 Dec	ITA Airways
06 Dec - 12 Dec	Icelandair
09 Dec - 15 Dec	Icelandair
04 Dec - 11 Dec	Delta
04 Dec - 07 Dec	Air France
08 Dec - 16 Dec	Icelandair
09 Dec - 16 Dec	Icelandair
14 Dec - 18 Dec	Icelandair
03 Dec - 10 Dec	ITA Airways
14 Dec - 11 Jan	Icelandair
30 Dec - 18 Jan	Delta
13 Dec - 11 Jan	Aer Lingus
06 Dec - 10 Jan	Virgin Atlantic	direct
28 Dec - 12 Jan	Iberia
27 Dec - 17 Jan	Aer Lingus
15 Dec - 11 Jan	jetBlue
12 Dec - 11 Jan	Frontier Airlines
22 Dec - 19 Jan	Air Canada
18 Dec - 09 Jan	Spirit Airlines

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

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Cheapest return flights from Boston to Paris in December from 384€

Return flights