Cheapest return flights from Boston to Paris in September from $374

Best time to book flights for Boston (BOS) to Paris (CDG) flights at AirHint

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

Return flights

19 Sep - 21 Sep Scandinavian Airlines
28 Sep - 09 Oct Scandinavian Airlines
23 Sep - 07 Oct Fly Play
09 Sep - 16 Sep Fly Play
10 Sep - 18 Sep Fly Play
05 Sep - 08 Sep Fly Play
09 Sep - 20 Sep Fly Play
03 Sep - 11 Sep Fly Play
15 Sep - 26 Sep Scandinavian Airlines
21 Sep - 03 Oct Scandinavian Airlines
25 Sep - 30 Sep Fly Play
04 Sep - 21 Sep Scandinavian Airlines
04 Sep - 09 Sep Scandinavian Airlines
23 Sep - 07 Oct Air France direct
21 Sep - 03 Oct Air France direct
28 Sep - 09 Oct Air France direct

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

Skyscanner

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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