Cheapest return flights from Washington to Athens in September from 565€

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

22 Sep - 01 Oct Scandinavian Airlines
23 Sep - 01 Oct Scandinavian Airlines
22 Sep - 30 Sep Scandinavian Airlines
23 Sep - 30 Sep Scandinavian Airlines
15 Sep - 30 Sep Scandinavian Airlines
20 Sep - 29 Sep Scandinavian Airlines
21 Sep - 30 Sep Scandinavian Airlines
28 Sep - 11 Oct Scandinavian Airlines
20 Sep - 27 Sep Scandinavian Airlines
12 Sep - 28 Sep Scandinavian Airlines
03 Sep - 23 Sep Scandinavian Airlines
07 Sep - 18 Sep Scandinavian Airlines
03 Sep - 10 Sep Scandinavian Airlines
27 Sep - 04 Oct Scandinavian Airlines
22 Sep - 01 Oct United direct
24 Sep - 08 Oct United
23 Sep - 06 Oct SWISS
23 Sep - 01 Oct Brussels Airlines direct
24 Sep - 08 Oct Brussels Airlines direct
27 Sep - 04 Oct Brussels Airlines 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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