Cheapest return flights from Zurich to Sofia in September from $179

Best time to book flights for Zurich (ZRH) to Sofia (SOF) flights at AirHint

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

Return flights

10 Sep - 14 Sep Air Serbia
11 Sep - 14 Sep Air Serbia
11 Sep - 15 Sep Air Serbia
01 Sep - 04 Sep Air Serbia
02 Sep - 04 Sep Air Serbia
05 Sep - 11 Sep Air Serbia
26 Sep - 29 Sep Air Serbia
25 Sep - 29 Sep Air Serbia
28 Sep - 30 Sep Air Serbia
25 Sep - 28 Sep Air Serbia

Also check the deals for one-way flights from Zurich 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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