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

Return flights

01 Dec - 15 Dec	Scandinavian Airlines
31 Dec - 14 Jan	Scandinavian Airlines
28 Dec - 15 Jan	Scandinavian Airlines
04 Dec - 18 Dec	Scandinavian Airlines
12 Dec - 17 Dec	SWISS
18 Dec - 04 Jan	Scandinavian Airlines
18 Dec - 02 Jan	Scandinavian Airlines
19 Dec - 02 Jan	Scandinavian Airlines
26 Dec - 03 Jan	Lufthansa

Also check the deals for one-way flights from Newark 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 Newark to Prague in December from $370

Return flights