Cheapest return flights from Chicago to Athens in December from $614

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

Return flights

28 Dec - 15 Jan British Airways
28 Dec - 08 Jan British Airways
26 Dec - 31 Jan Scandinavian Airlines
28 Dec - 07 Jan Scandinavian Airlines
24 Dec - 08 Jan SWISS
29 Dec - 08 Jan Scandinavian Airlines
26 Dec - 07 Jan Scandinavian Airlines
27 Dec - 07 Jan Scandinavian Airlines
25 Dec - 27 Dec SWISS
24 Dec - 31 Dec SWISS
23 Dec - 29 Dec Brussels Airlines
23 Dec - 30 Dec Brussels Airlines
26 Dec - 29 Dec Scandinavian Airlines
27 Dec - 31 Dec Turkish Airlines
23 Dec - 27 Dec Frontier Airlines
27 Dec - 06 Jan Scandinavian Airlines
26 Dec - 06 Jan Frontier Airlines

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

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