Cheapest return flights from Chicago to Athens in September from $543

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

Return flights

01 Sep - 08 Sep Scandinavian Airlines
12 Sep - 26 Sep Turkish Airlines
03 Sep - 10 Sep Turkish Airlines
15 Sep - 22 Sep Turkish Airlines
10 Sep - 20 Sep Turkish Airlines
08 Sep - 23 Sep Turkish Airlines
03 Sep - 17 Sep Turkish Airlines
08 Sep - 20 Sep Turkish Airlines
21 Sep - 30 Sep Turkish Airlines
20 Sep - 30 Sep Turkish Airlines
26 Sep - 22 Oct Turkish Airlines
19 Sep - 02 Oct Turkish Airlines
02 Sep - 07 Oct Turkish Airlines
14 Sep - 12 Oct Turkish Airlines
24 Sep - 13 Oct Turkish Airlines
30 Sep - 09 Oct Turkish Airlines
21 Sep - 01 Oct Turkish Airlines
20 Sep - 11 Oct Turkish Airlines
28 Sep - 10 Oct Turkish Airlines
26 Sep - 22 Oct United direct

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

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