Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Odessa to Sofia as you normally would.
If you book a flight to Sofia from Odessa, you will be flying to Sofia, which is the city’s only airport. Sofia (SOF) is located 4.2 mi from the center of Sofia. There are 0 flights from Odessa to Sofia per day from 0 different airlines.