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

Return flights

31 Dec - 04 Jan	Eurowings
31 Dec - 07 Jan	Eurowings
31 Dec - 02 Jan	Eurowings
31 Dec - 03 Jan	Eurowings
28 Dec - 31 Dec	Wizz Air Malta
28 Dec - 01 Jan	Wizz Air Malta
28 Dec - 03 Jan	Wizz Air Malta
30 Dec - 04 Jan	Lufthansa
22 Dec - 26 Dec	Eurowings
28 Dec - 04 Jan	Lufthansa
31 Dec - 01 Jan	Eurowings
28 Dec - 29 Dec	Wizz Air Malta
22 Dec - 29 Dec	Jet2
25 Dec - 29 Dec	Eurowings
22 Dec - 28 Dec	Jet2
22 Dec - 27 Dec	Eurowings
27 Dec - 01 Jan	Pegasus Airlines
29 Dec - 31 Dec	Ryanair
23 Dec - 26 Dec	Eurowings
23 Dec - 25 Dec	Eurowings

Also check the deals for one-way flights from Cologne 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 Cologne to Prague in December from 234€

Return flights