Cheapest return flights from Washington to Paris in September from $533

Best time to book flights for Washington (IAD) to Paris (CDG) flights at AirHint

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

Return flights

01 Sep - 15 Sep Scandinavian Airlines
29 Sep - 08 Oct Scandinavian Airlines
08 Sep - 16 Sep Scandinavian Airlines
09 Sep - 23 Sep Scandinavian Airlines
17 Sep - 25 Sep Scandinavian Airlines
11 Sep - 15 Sep Scandinavian Airlines
18 Sep - 29 Sep Scandinavian Airlines
10 Sep - 15 Sep Scandinavian Airlines
30 Sep - 11 Oct Scandinavian Airlines
18 Sep - 23 Sep Scandinavian Airlines
10 Sep - 14 Sep Scandinavian Airlines
05 Sep - 11 Sep Scandinavian Airlines
29 Sep - 08 Oct Air France direct
30 Sep - 11 Oct Delta direct
27 Sep - 04 Oct Air France direct

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

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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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