You need to take a taxi from the Burgas airport, it costs about 45-55 leva. Or you need to leave the territory of the airport, cross the road and take any bus towards Sunny Beach (15 and 12), and after the city of Ravda get off at the bus stop hotel Sol Nessebar (on Nesebar Street). Then you need to walk about 10 minutes to this point 42.648666,27.707887