Cheapest return flights from Chicago to Athens in October from 379€

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

Return flights

20 Oct - 06 Nov Lufthansa
25 Oct - 07 Nov Air Canada
27 Oct - 18 Nov Lufthansa
27 Oct - 22 Nov Lufthansa
21 Oct - 15 Nov United
19 Oct - 08 Nov Air France
20 Oct - 15 Nov United
22 Oct - 15 Nov SWISS
31 Oct - 22 Nov Scandinavian Airlines
30 Oct - 22 Nov Lufthansa
20 Oct - 28 Oct United
17 Oct - 31 Oct United
18 Oct - 25 Oct Frontier Airlines
17 Oct - 21 Oct Frontier Airlines
22 Oct - 25 Oct Spirit Airlines
23 Oct - 26 Oct TAP
19 Oct - 21 Oct Lufthansa
21 Oct - 25 Oct Lufthansa
19 Oct - 22 Oct Lufthansa
18 Oct - 26 Oct United

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

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