This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $97 fare is the cheapest current round-trip from Sofia (SOF) to VIE on Ryanair flight FR183, departing 2026-09-18 at 11:00 with return on 2026-10-04.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.