Cheapest return flights from Washington to Athens in September from $538

Best time to book flights for Washington (IAD) to Athens (ATH) flights at AirHint

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

Return flights

02 Sep - 08 Sep Scandinavian Airlines
21 Sep - 21 Oct Scandinavian Airlines
16 Sep - 30 Sep Scandinavian Airlines
02 Sep - 09 Sep Scandinavian Airlines
17 Sep - 02 Oct Scandinavian Airlines
14 Sep - 20 Sep Scandinavian Airlines
19 Sep - 27 Sep Scandinavian Airlines
03 Sep - 23 Sep Scandinavian Airlines
11 Sep - 17 Sep Turkish Airlines
17 Sep - 29 Sep Scandinavian Airlines
18 Sep - 01 Oct Turkish Airlines
10 Sep - 22 Sep Scandinavian Airlines
15 Sep - 06 Oct Scandinavian Airlines
19 Sep - 03 Oct Scandinavian Airlines
11 Sep - 18 Sep Turkish Airlines
27 Sep - 04 Oct Turkish Airlines
21 Sep - 21 Oct United direct
17 Sep - 02 Oct United direct
19 Sep - 03 Oct United direct
18 Sep - 01 Oct United direct

Also check the deals for one-way flights from Washington to Athens 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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