Cheapest return flights from Chicago to Athens in October from $393

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

Return flights

30 Oct - 25 Nov Scandinavian Airlines
07 Oct - 14 Oct Scandinavian Airlines
08 Oct - 21 Oct Spirit Airlines
31 Oct - 14 Nov American Airlines
04 Oct - 18 Oct Frontier Airlines
02 Oct - 29 Oct Scandinavian Airlines
08 Oct - 14 Oct Spirit Airlines
25 Oct - 07 Nov Air France
11 Oct - 29 Oct Scandinavian Airlines
04 Oct - 29 Oct Scandinavian Airlines
07 Oct - 15 Oct Scandinavian Airlines
08 Oct - 15 Oct TAP
07 Oct - 20 Oct LOT
30 Oct - 27 Nov Scandinavian Airlines
14 Oct - 02 Nov Air Canada
15 Oct - 01 Nov Air Canada
04 Oct - 01 Nov Scandinavian 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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