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

Return flights

13 Oct - 20 Oct	Condor
14 Oct - 20 Oct	Condor
16 Oct - 19 Oct	Condor
21 Oct - 15 Nov	Aer Lingus
20 Oct - 15 Nov	Aer Lingus
17 Oct - 04 Nov	Aer Lingus
05 Oct - 15 Oct	Iberia For Level
18 Oct - 22 Oct	Aer Lingus
13 Oct - 16 Oct	Aer Lingus
12 Oct - 01 Nov	Aer Lingus
02 Oct - 05 Oct	Condor
16 Oct - 23 Oct	Condor
09 Oct - 14 Oct	Condor
17 Oct - 19 Oct	Scandinavian Airlines
11 Oct - 01 Nov	Aer Lingus
19 Oct - 08 Nov	Iberia
06 Oct - 01 Nov	Aer Lingus
28 Oct - 22 Nov	Scandinavian Airlines
18 Oct - 08 Nov	Aer Lingus
16 Oct - 08 Nov	Scandinavian Airlines

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

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 October from 390€

Return flights