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

Return flights

21 Aug - 11 Sep	Condor
18 Aug - 27 Aug	Condor
25 Aug - 05 Sep	Condor
20 Aug - 27 Aug	Condor
20 Aug - 03 Sep	Fly Play
21 Aug - 27 Aug	Condor
20 Aug - 26 Aug	Condor
20 Aug - 25 Aug	Condor
25 Aug - 08 Sep	Condor
25 Aug - 07 Sep	Condor
20 Aug - 13 Sep	Condor
18 Aug - 13 Sep	Condor
21 Aug - 28 Aug	Condor
24 Aug - 30 Aug	Condor
19 Aug - 25 Aug	Condor
19 Aug - 28 Aug	Condor
19 Aug - 26 Aug	Condor
19 Aug - 13 Sep	Condor
21 Aug - 13 Sep	Condor
31 Aug - 09 Sep	Aer Lingus

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

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 August from $528

Return flights