AirHint found the following cheapest return flights from Kolkata (CCU) to Berlin (BER) in December 2025 (see full year).
Return flights
| 25 Dec - 01 Jan | Air India | ||
| 10 Dec - 17 Dec | Qatar Airways | ||
| 18 Dec - 22 Dec | Qatar Airways | ||
| 17 Dec - 22 Dec | Qatar Airways | ||
| 17 Dec - 24 Dec | Air India |
Also check the deals for one-way flights from Kolkata to Berlin in December.
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