Cheapest return flights from Chicago to Athens in October from $541

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 October 2025 (see full year).

Return flights

12 Oct - 20 Oct Scandinavian Airlines
26 Oct - 09 Nov Scandinavian Airlines
23 Oct - 06 Nov Spirit Airlines
01 Oct - 11 Oct Air Serbia
14 Oct - 28 Oct LOT
02 Oct - 28 Oct Spirit Airlines
16 Oct - 26 Oct Spirit Airlines
12 Oct - 26 Oct Scandinavian Airlines
11 Oct - 25 Oct Scandinavian Airlines
11 Oct - 18 Oct jetBlue
09 Oct - 19 Oct Turkish Airlines
11 Oct - 19 Oct Turkish Airlines

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

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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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