604 - 1,018 USD
From most locations, the cheapest flights to Sofia can be found during the month of January; however great deals can be found at other times.
From most locations, booking your flights to Sofia around 60 days prior to your departure date finds the best deals.
In general, booking your departure to Sofia for a Tuesday represents the best deal on airfare. Try to avoid a Saturday departure to stay away from the highest prices.
Typically, cheap prices to Sofia are most often found for morning flights. Cheap prices are less likely for afternoon flights.