Cheapest return flights from Varna to Sofia in September from $135

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

Return flights

16 Sep - 22 Sep Bulgaria Air direct
17 Sep - 21 Sep Bulgaria Air direct
21 Sep - 24 Sep Bulgaria Air direct
26 Sep - 30 Sep Bulgaria Air direct
19 Sep - 21 Sep Bulgaria Air direct
03 Sep - 06 Sep Bulgaria Air direct
21 Sep - 25 Sep Bulgaria Air direct
21 Sep - 26 Sep Bulgaria Air direct
05 Sep - 07 Sep Bulgaria Air direct
23 Sep - 28 Sep Bulgaria Air direct
26 Sep - 04 Oct Bulgaria Air direct
26 Sep - 19 Oct Bulgaria Air direct
05 Sep - 07 Oct Bulgaria Air direct

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

Skyscanner

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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