Currently there are no direct flights Sofia to Lithuania.

Flights Sofia to Lithuania with 1 stopover:

Flights via London Heathrow (LHR), London, United Kingdom
From Sofia (SOF), Bulgaria with British Airways Transfer at London Heathrow (LHR) Then on to Vilnius (VNO), Vilnius, Lithuania with British Airways
Flights via Moscow Sheremetievo (SVO), Moscow, Russia
From Sofia (SOF), Bulgaria with Aeroflot
OR
From Sofia (SOF), Bulgaria with Aerosvit
Transfer at Moscow Sheremetievo (SVO), Moscow, Russia Then on to Vilnius (VNO), Vilnius, Lithuania with Aeroflot