For the cheapest flights to Sofia book 25 days before departure.
The most popular airlines on the route Geneva - Sofia: Wizz Air (W6), Aegean (A3), KLM (KL).
The cheapest flights are on the route Cointrin (GVA) - Sofia Airport (SOF).
Direct flights last about 2h 28min.
Direct flights available 2 days a week - Monday, Friday.
Direct flights: Wizz Air (W6).