Cheapest return flights from Basel to Sofia in December from $56

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

Return flights

10 Dec - 17 Dec Wizz Air direct
10 Dec - 14 Dec Wizz Air direct
01 Dec - 17 Dec Wizz Air direct
01 Dec - 08 Dec Wizz Air direct
01 Dec - 05 Dec Wizz Air direct
01 Dec - 14 Dec Wizz Air direct
10 Dec - 31 Dec Wizz Air direct
12 Dec - 17 Dec Wizz Air direct
12 Dec - 14 Dec Wizz Air direct
08 Dec - 17 Dec Wizz Air direct
31 Dec - 19 Jan Wizz Air direct
31 Dec - 21 Jan Wizz Air direct
29 Dec - 19 Jan Wizz Air direct
18 Dec - 01 Jan Vueling Airlines
14 Dec - 07 Jan Lufthansa
12 Dec - 02 Jan Wizz Air direct
11 Dec - 05 Jan Wizz Air
12 Dec - 06 Jan Wizz Air
29 Dec - 01 Jan Wizz Air
31 Dec - 02 Jan Wizz Air direct

Also check the deals for one-way flights from Basel to Sofia in December.

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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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