Cheapest return flights from Chicago to Athens in August from 569€

Best time to book flights for Chicago (ORD) to Athens (ATH) flights at AirHint

AirHint found the following cheapest return flights from Chicago (ORD) to Athens (ATH) in August 2025 (see full year).

Return flights

31 Aug - 18 Sep Turkish Airlines
31 Aug - 19 Sep Turkish Airlines
09 Aug - 26 Sep Turkish Airlines
09 Aug - 27 Sep Turkish Airlines
19 Aug - 27 Aug Iberia
19 Aug - 28 Aug Delta
19 Aug - 27 Aug Finnair direct
11 Aug - 30 Aug Iberia
08 Aug - 22 Aug Delta
11 Aug - 31 Aug Delta
19 Aug - 28 Aug Finnair direct
06 Aug - 14 Aug Finnair direct
29 Aug - 05 Sep Turkish Airlines
01 Aug - 08 Aug Delta
11 Aug - 30 Aug Finnair direct
31 Aug - 18 Sep Finnair direct
09 Aug - 26 Sep Finnair direct
29 Aug - 05 Sep United direct
09 Aug - 27 Sep Finnair direct
31 Aug - 19 Sep British Airways direct

Also check the deals for one-way flights from Chicago to Athens in August.

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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