AirHint found the following cheapest return flights from Rotterdam (RTM) to Berlin (BER) in December 2025 (see full year).

Return flights

31 Dec - 07 Jan	transavia
13 Dec - 15 Dec	transavia
11 Dec - 13 Dec	transavia
03 Dec - 07 Dec	transavia
07 Dec - 10 Dec	transavia
05 Dec - 07 Dec	transavia
04 Dec - 07 Dec	transavia
25 Dec - 04 Jan	transavia
30 Dec - 03 Jan	transavia
23 Dec - 26 Dec	transavia
19 Dec - 21 Dec	transavia
25 Dec - 30 Dec	transavia
22 Dec - 24 Dec	British Airways

Also check the deals for one-way flights from Rotterdam to Berlin in December.

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 Rotterdam to Berlin in December from $273

Return flights