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

Return flights

28 Dec - 17 Jan	Air Canada
02 Dec - 06 Dec	Air Canada
03 Dec - 08 Dec	Lufthansa
28 Dec - 12 Jan	Air Canada
27 Dec - 17 Jan	Air Canada
26 Dec - 17 Jan	Air Canada
29 Dec - 12 Jan	Air Canada
13 Dec - 07 Jan	Lufthansa
05 Dec - 17 Dec	Air Canada
24 Dec - 07 Jan	British Airways
29 Dec - 11 Jan	Air Canada
27 Dec - 06 Jan	Air Canada
22 Dec - 09 Jan	Air Canada
11 Dec - 17 Dec	Air Canada
20 Dec - 29 Dec	Air Canada
05 Dec - 09 Dec	United
19 Dec - 24 Dec	Air Canada
08 Dec - 12 Dec	Scandinavian Airlines
19 Dec - 28 Dec	Spirit Airlines
19 Dec - 27 Dec	Air Canada

Also check the deals for one-way flights from New York 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 New York to Prague in December from $548

Return flights