Cheapest return flights from Chicago to Athens in August from $501

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

Return flights

05 Aug - 19 Aug Air Canada
11 Aug - 08 Sep Air Canada
03 Aug - 17 Aug SWISS
12 Aug - 05 Sep Air Canada
26 Aug - 06 Sep American Airlines
12 Aug - 05 Sep Finnair direct
03 Aug - 17 Aug United direct
26 Aug - 06 Sep Finnair direct

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

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