AirHint found the following cheapest return flights from Varna (VAR) to Sofia (SOF) in October 2025 (see full year).

Return flights

14 Oct - 16 Oct	Wizz Air
06 Oct - 09 Oct	Bulgaria Air	direct
03 Oct - 10 Oct	Bulgaria Air	direct
14 Oct - 16 Oct	Bulgaria Air	direct
03 Oct - 06 Oct	Bulgaria Air	direct
24 Oct - 26 Oct	Bulgaria Air	direct
17 Oct - 19 Oct	Bulgaria Air	direct
02 Oct - 02 Oct	Bulgaria Air
10 Oct - 12 Oct	Bulgaria Air
02 Oct - 02 Oct	Bulgaria Air	direct

Also check the deals for one-way flights from Varna to Sofia in October.

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 Varna to Sofia in October from 89€

Return flights