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

Return flights

17 Aug - 25 Aug	Fly Play
17 Aug - 22 Aug	Fly Play
20 Aug - 27 Aug	Fly Play
27 Aug - 03 Sep	Icelandair
26 Aug - 02 Sep	Icelandair
18 Aug - 30 Aug	Fly Play
29 Aug - 09 Sep	Icelandair
06 Aug - 13 Aug	Fly Play
11 Aug - 18 Aug	Fly Play
16 Aug - 25 Aug	Icelandair
05 Aug - 03 Sep	Spirit Airlines
20 Aug - 24 Aug	Icelandair
17 Aug - 26 Aug	Icelandair
30 Aug - 09 Sep	Icelandair
20 Aug - 03 Sep	Icelandair
12 Aug - 19 Aug	Icelandair
28 Aug - 04 Sep	Icelandair
21 Aug - 05 Sep	Icelandair
31 Aug - 16 Sep	Condor
28 Aug - 01 Sep	Icelandair

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 $393

Return flights