AirHint found the following cheapest return flights from Atlanta (ATL) to Prague (PRG) in December 2025 (see full year).

Return flights

05 Dec - 14 Dec	Scandinavian Airlines
01 Dec - 08 Dec	Scandinavian Airlines
07 Dec - 12 Dec	Scandinavian Airlines
08 Dec - 12 Dec	Scandinavian Airlines
10 Dec - 14 Dec	Spirit Airlines
24 Dec - 30 Dec	British Airways
26 Dec - 17 Jan	British Airways
22 Dec - 17 Jan	Lufthansa
10 Dec - 03 Jan	Air Canada
20 Dec - 10 Jan	Lufthansa
19 Dec - 26 Dec	Scandinavian Airlines
19 Dec - 29 Dec	Lufthansa
19 Dec - 28 Dec	Lufthansa

Also check the deals for one-way flights from Atlanta to Prague 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 Atlanta to Prague in December from $494

Return flights