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

Return flights

30 Dec - 13 Jan	Iberia
03 Dec - 17 Dec	British Airways
21 Dec - 04 Jan	Iberia For Level
12 Dec - 02 Jan	Lufthansa
21 Dec - 05 Jan	Iberia For Level
16 Dec - 03 Jan	Iberia For Level
21 Dec - 03 Jan	Iberia For Level
12 Dec - 03 Jan	Scandinavian Airlines
18 Dec - 03 Jan	Iberia For Level
16 Dec - 02 Jan	Iberia For Level
21 Dec - 02 Jan	Iberia For Level
10 Dec - 17 Dec	Turkish Airlines
20 Dec - 27 Dec	Turkish Airlines

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

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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Cheapest return flights from Boston to Athens in December from 413€

Return flights