AirHint found the following cheapest return flights from Cologne (CGN) to Berlin (BER) in April 2026 (see full year).

Return flights

11 Apr - 25 Apr	Eurowings	direct
12 Apr - 25 Apr	Eurowings	direct
12 Apr - 26 Apr	Eurowings	direct
04 Apr - 05 Apr	Eurowings	direct
10 Apr - 12 Apr	Eurowings	direct
18 Apr - 19 Apr	Eurowings	direct
25 Apr - 26 Apr	Eurowings	direct
14 Apr - 29 Apr	Eurowings	direct
24 Apr - 26 Apr	Eurowings	direct
23 Apr - 26 Apr	Eurowings	direct
29 Apr - 03 May	Eurowings	direct

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

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 Berlin in April from 121€

Return flights