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

Return flights

13 Jul - 20 Jul	Air Serbia
15 Jul - 22 Jul	Air Serbia
08 Jul - 28 Aug	Air Serbia
15 Jul - 06 Aug	TAP
22 Jul - 06 Aug	TAP
22 Jul - 14 Aug	TAP
18 Jul - 31 Jul	TAP
16 Jul - 23 Jul	TAP
23 Jul - 30 Jul	TAP
30 Jul - 06 Aug	TAP
31 Jul - 07 Aug	TAP
23 Jul - 15 Aug	TAP
30 Jul - 22 Aug	TAP
18 Jul - 25 Jul	TAP
25 Jul - 01 Aug	TAP
27 Jul - 02 Aug	Air Serbia
22 Jul - 29 Jul	Air Serbia
08 Jul - 22 Jul	Air Serbia
06 Jul - 13 Jul	Air Serbia
24 Jul - 31 Jul	TAP

Also check the deals for one-way flights from Chicago 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 Chicago to Athens in July from 496€

Return flights