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

Return flights

07 Dec - 20 Dec	Ryanair	direct
29 Dec - 12 Jan	Ryanair
29 Dec - 05 Jan	Ryanair
19 Dec - 29 Dec	Ryanair
29 Dec - 12 Jan	Ryanair	direct
28 Dec - 12 Jan	Ryanair	direct
29 Dec - 05 Jan	Ryanair	direct
28 Dec - 05 Jan	Ryanair	direct
19 Dec - 20 Dec	Ryanair	direct
19 Dec - 05 Jan	Ryanair	direct
28 Dec - 29 Dec	Ryanair	direct
19 Dec - 29 Dec	Ryanair	direct

Also check the deals for one-way flights from Berlin to Sofia 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 Sofia in December from 175€

Return flights