Cheapest return flights from Boston to Paris in September from $389

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

13 Sep - 26 Sep Fly Play
01 Sep - 08 Sep Fly Play
25 Sep - 30 Sep Fly Play
15 Sep - 21 Sep Fly Play
16 Sep - 23 Sep Icelandair
16 Sep - 30 Sep Air France direct
01 Sep - 08 Sep jetBlue direct
15 Sep - 21 Sep Delta direct
25 Sep - 30 Sep 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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