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

Return flights

16 Dec - 23 Dec	Iberia
15 Dec - 22 Dec	Air Canada
12 Dec - 19 Dec	Icelandair
02 Dec - 09 Dec	Air France	direct
22 Dec - 31 Dec	Iberia For Level
28 Dec - 04 Jan	Iberia
17 Dec - 24 Dec	Air Canada
24 Dec - 31 Dec	Icelandair
24 Dec - 04 Jan	Icelandair
28 Dec - 02 Jan	Iberia For Level
23 Dec - 27 Dec	Icelandair
17 Dec - 24 Dec	Air France	direct
21 Dec - 03 Jan	Icelandair
17 Dec - 03 Jan	Icelandair
20 Dec - 03 Jan	Icelandair
22 Dec - 29 Dec	Air France	direct
24 Dec - 04 Jan	Air France	direct
28 Dec - 04 Jan	Air France	direct
28 Dec - 02 Jan	Air France	direct

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 $528

Return flights