AirHint found the following cheapest return flights from Cologne (CGN) to Berlin (BER) in October 2025 (see full year).

Return flights

10 Oct - 17 Oct	Eurowings	direct
01 Oct - 04 Oct	Eurowings	direct
09 Oct - 13 Oct	Eurowings	direct
08 Oct - 10 Oct	Eurowings	direct
02 Oct - 07 Oct	Eurowings	direct
11 Oct - 13 Oct	Eurowings	direct
06 Oct - 11 Oct	Eurowings	direct
08 Oct - 12 Oct	Eurowings	direct
31 Oct - 02 Nov	Eurowings
24 Oct - 25 Oct	Eurowings
30 Oct - 02 Nov	Eurowings
29 Oct - 01 Nov	Lufthansa
31 Oct - 02 Nov	Eurowings	direct
30 Oct - 02 Nov	Eurowings	direct

Also check the deals for one-way flights from Cologne to Berlin in October.

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 Berlin

Cheap car rent in Berlin

Cheapest return flights from Cologne to Berlin in October from $112

Return flights