AirHint found the following cheapest return flights from Washington (IAD) to Athens (ATH) in July 2026 (see full year).

Return flights

14 Jul - 21 Jul	Turkish Airlines
15 Jul - 22 Jul	Turkish Airlines
16 Jul - 23 Jul	Turkish Airlines
23 Jul - 30 Jul	TAP
08 Jul - 22 Jul	Turkish Airlines
07 Jul - 14 Jul	Turkish Airlines
30 Jul - 06 Aug	TAP
28 Jul - 04 Aug	TAP
29 Jul - 05 Aug	TAP
29 Jul - 04 Aug	TAP
21 Jul - 28 Jul	British Airways
17 Jul - 24 Jul	TAP
31 Jul - 07 Aug	TAP
24 Jul - 31 Jul	TAP
27 Jul - 03 Aug	British Airways
26 Jul - 02 Aug	British Airways
20 Jul - 27 Jul	British Airways
24 Jul - 02 Aug	TAP
25 Jul - 01 Aug	TAP
27 Jul - 04 Aug	Scandinavian Airlines

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

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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Cheapest return flights from Washington to Athens in July from 653€

Return flights