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

Return flights

15 Jan - 02 Feb	Icelandair
17 Jan - 02 Feb	Icelandair
16 Jan - 05 Feb	Icelandair
10 Jan - 14 Jan	Icelandair
09 Jan - 21 Jan	Icelandair
11 Jan - 16 Jan	Icelandair
23 Jan - 07 Feb	Icelandair
30 Jan - 13 Feb	Aer Lingus
06 Jan - 15 Jan	Aer Lingus
24 Jan - 21 Feb	Air France
03 Jan - 17 Jan	Air France
03 Jan - 10 Jan	Virgin Atlantic
03 Jan - 17 Jan	Air France	direct

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

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 January from 385€

Return flights