Cheapest return flights from Chicago to Athens in December from $570

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 December 2025 (see full year).

Return flights

01 Dec - 08 Dec Scandinavian Airlines
02 Dec - 09 Dec Air France
09 Dec - 16 Dec British Airways
10 Dec - 17 Dec United
11 Dec - 18 Dec United
13 Dec - 20 Dec British Airways
12 Dec - 19 Dec British Airways
15 Dec - 22 Dec British Airways
16 Dec - 23 Dec British Airways
17 Dec - 24 Dec Air Serbia
25 Dec - 02 Jan Air France
24 Dec - 01 Jan Lufthansa
29 Dec - 05 Jan United

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

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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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