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

Return flights

01 Dec - 05 Dec	Ryanair	direct
02 Dec - 05 Dec	Ryanair	direct
21 Dec - 29 Dec	Ryanair	direct
26 Dec - 29 Dec	Ryanair	direct
14 Dec - 19 Dec	Ryanair	direct
07 Dec - 08 Dec	Ryanair	direct
06 Dec - 07 Dec	Wizz Air
10 Dec - 14 Dec	Wizz Air
15 Dec - 18 Dec	Ryanair	direct
12 Dec - 14 Dec	Wizz Air
29 Dec - 01 Jan	Ryanair	direct
29 Dec - 02 Jan	Ryanair	direct
31 Dec - 04 Jan	Wizz Air
28 Dec - 02 Jan	Ryanair	direct
30 Dec - 03 Jan	Ryanair

Also check the deals for one-way flights from Sofia to Budapest 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 Sofia to Budapest in December from 45€

Return flights