Cheapest one-way flights from Washington to Athens in September from $264

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

One-Way flights

21 Sep Frontier Airlines
13 Sep Frontier Airlines
15 Sep TAP
19 Sep Frontier Airlines
11 Sep Frontier Airlines
09 Sep Turkish Airlines
17 Sep TAP
18 Sep Turkish Airlines
03 Sep Scandinavian Airlines
21 Sep United direct

Also check the deals for return flights from Washington to Athens 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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