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

Return flights

06 Dec - 15 Dec	Ryanair	direct
04 Dec - 15 Dec	Ryanair	direct
02 Dec - 15 Dec	Ryanair	direct
06 Dec - 08 Dec	Ryanair	direct
09 Dec - 15 Dec	Ryanair	direct
04 Dec - 08 Dec	Ryanair	direct
04 Dec - 06 Dec	Ryanair	direct
02 Dec - 08 Dec	Ryanair	direct
02 Dec - 06 Dec	Ryanair	direct
04 Dec - 07 Dec	Ryanair
27 Dec - 01 Jan	Ryanair	direct
27 Dec - 03 Jan	Ryanair	direct
29 Dec - 01 Jan	Ryanair	direct
19 Dec - 02 Jan	LOT
29 Dec - 03 Jan	Ryanair	direct
20 Dec - 03 Jan	Austrian Airlines
20 Dec - 04 Jan	LOT
20 Dec - 01 Jan	Ryanair	direct
20 Dec - 03 Jan	Ryanair	direct

Also check the deals for one-way flights from Berlin to Bucharest 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 Berlin to Bucharest in December from 86€

Return flights