Cheapest return flights from Washington to Paris in September from $464

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

30 Sep - 07 Oct Scandinavian Airlines
10 Sep - 16 Sep Scandinavian Airlines
09 Sep - 23 Sep Scandinavian Airlines
20 Sep - 30 Sep Scandinavian Airlines
25 Sep - 29 Sep Scandinavian Airlines
27 Sep - 08 Oct Scandinavian Airlines
19 Sep - 30 Sep Scandinavian Airlines
13 Sep - 19 Sep Scandinavian Airlines
01 Sep - 14 Sep Scandinavian Airlines
21 Sep - 26 Sep Icelandair
11 Sep - 14 Sep Scandinavian Airlines
03 Sep - 08 Sep Scandinavian Airlines
27 Sep - 04 Oct Icelandair
30 Sep - 07 Oct United direct
27 Sep - 08 Oct United 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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