For the cheapest flights to Bucharest book 18 days before departure.
The most popular airlines on the route Sofia - Bucharest: Tarom (RO), Aegean (A3), Turkish Airlines (TK).
The cheapest flights are on the route Sofia Airport (SOF) - Otopeni Henri Coanda (OTP).
Direct flights last about 1h 5min.
Direct flights available 6 days a week - Monday, Tuesday, Wednesday, Thursday, Friday, Sunday.
Direct flights: Tarom (RO).