In April 2021, fuel in Bulgaria averaged €1.032 for petrol

Petrol, monthly average€1.032/L
Diesel, monthly average€1.004/L
LPG, monthly average€0.526/L
Weekly bulletins held for April 20213

Monthly averages for Bulgaria across April 2021, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).