Tours Calendar Spring Bulgaria in Spring Best period: April - June Group size: 3 - 6 Cost: 1350 Euro Bulgaria and Greece Best period: April - June Group size: 3 - 6 Cost: 1500 Euro Southern Bulgaria Best period: April - June Group size: 3 - 6 Cost: 1050 Euro Bulgaria and Macedonia Best period: May - June Group size: 3 - 6 Cost: 1400 Euro Spring Botany Best period: May - June Group size: 3 - 6 Cost: 1150 Euro Macro Photography holiday - Early summer Best period: May - June Group size: 2 - 6 Cost: 1290 Euro Summer Early Butterflies Tour Best period: June Group size: 3 - 6 Cost: 1300 Euro Macro Photography holiday - Mid summer Best period: June - July Group size: 2 - 6 Cost: 1270 Euro Mountain Butterflies Tour Best period: July Group size: 3 - 6 Cost: 1200 Euro Mountain Flora of Bulgaria Best period: July - August Group size: 3 - 6 Cost: 1100 Euro Autumn Autumn migration in Bulgaria Best period: September - October Group size: 3 - 6 Cost: 1050 Euro Autumn Migration - Long weekend Best period: September - October Group size: 3 - 6 Cost: 600 Euro Winter Winter Birding in Bulgaria Best period: January - February Group size: 3 - 6 Cost: 800 Euro Red-Breasted Geese Tour Best period: January - February Group size: 3 - 6 Cost: 650 Euro