AirHint found the following cheapest one-way flights from Cologne (CGN) to Berlin (BER) in April 2026 (see full year).
One-Way flights
| 22 Apr | Ryanair | ||
| 11 Apr | Eurowings | direct | |
| 28 Apr | Ryanair | ||
| 15 Apr | Eurowings | direct | |
| 25 Apr | Eurowings | direct | |
| 29 Apr | Ryanair | ||
| 14 Apr | Ryanair | ||
| 20 Apr | Ryanair | ||
| 19 Apr | Wizz Air | ||
| 18 Apr | Eurowings | direct |
Also check the deals for return flights from Cologne to Berlin in April.
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