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

Return flights

26 Sep - 01 Oct	Eurowings	direct
18 Sep - 26 Sep	Eurowings	direct
24 Sep - 25 Sep	Eurowings	direct
26 Sep - 30 Sep	Eurowings	direct
29 Sep - 06 Oct	Eurowings	direct
09 Sep - 12 Sep	Eurowings	direct
12 Sep - 19 Sep	Eurowings	direct
18 Sep - 18 Sep	Eurowings	direct
24 Sep - 29 Sep	Eurowings	direct
29 Sep - 30 Sep	Eurowings	direct
19 Sep - 22 Sep	Eurowings	direct
16 Sep - 16 Sep	Eurowings	direct

Also check the deals for one-way flights from Cologne to Munich in September.

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.

Book a cheap hotel in Munich

Cheap car rent in Munich

Cheapest return flights from Cologne to Munich in September from $108

Return flights