Cheapest return flights from Chicago to Athens in August from $647

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

Return flights

17 Aug - 03 Sep Delta
26 Aug - 04 Sep Delta
26 Aug - 11 Sep Delta
27 Aug - 11 Sep Delta
19 Aug - 26 Aug Delta
14 Aug - 23 Aug Frontier Airlines
29 Aug - 16 Sep Delta
10 Aug - 17 Aug Air France
14 Aug - 24 Aug Delta
01 Aug - 08 Aug Frontier Airlines
26 Aug - 12 Sep Delta
27 Aug - 12 Sep Air France
21 Aug - 12 Sep Air France
29 Aug - 15 Sep Delta
01 Aug - 07 Aug Air France
09 Aug - 15 Aug Air France

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

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