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

Return flights

03 Dec - 05 Dec	Eurowings
03 Dec - 05 Dec	Eurowings	direct
05 Dec - 08 Dec	Eurowings
09 Dec - 12 Dec	Eurowings	direct
11 Dec - 12 Dec	Eurowings	direct
02 Dec - 05 Dec	Eurowings
01 Dec - 05 Dec	Eurowings
01 Dec - 15 Dec	Eurowings
02 Dec - 05 Dec	Eurowings	direct
01 Dec - 05 Dec	Eurowings	direct
21 Dec - 12 Jan	Lufthansa	direct
22 Dec - 11 Jan	Lufthansa	direct
26 Dec - 03 Jan	Lufthansa	direct
26 Dec - 10 Jan	Lufthansa	direct
31 Dec - 03 Jan	Lufthansa	direct
30 Dec - 03 Jan	Lufthansa	direct

Also check the deals for one-way flights from Cologne to Munich 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 Munich in December from 99€

Return flights