Cheapest return flights from Vienna to Sofia in September from $74

Best time to book flights for Vienna (VIE) to Sofia (SOF) flights at AirHint

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

Return flights

02 Sep - 16 Sep Ryanair direct
09 Sep - 16 Sep Ryanair direct
06 Sep - 16 Sep Ryanair direct
16 Sep - 04 Oct Ryanair direct
12 Sep - 16 Sep Ryanair direct
08 Sep - 16 Sep Ryanair direct
15 Sep - 16 Sep Ryanair direct
02 Sep - 05 Sep Ryanair direct
16 Sep - 23 Sep Ryanair direct
16 Sep - 16 Sep Ryanair direct
09 Sep - 23 Sep Ryanair direct
15 Sep - 04 Oct Ryanair direct
20 Sep - 04 Oct Ryanair direct
19 Sep - 04 Oct Ryanair direct
25 Sep - 11 Oct Ryanair direct
28 Sep - 11 Oct Ryanair direct
16 Sep - 03 Oct Ryanair direct
25 Sep - 04 Oct Ryanair direct
28 Sep - 04 Oct Ryanair direct
16 Sep - 06 Oct Ryanair direct

Also check the deals for one-way flights from Vienna 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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