Wanderlust World Wanderlust World A standard letter sent from Bulgaria to Chicago, Illinois typically takes 10 to 15 business days to arrive. Delivery time can vary based on the postal service used, customs processing, and the specific locations within each city.
For faster delivery, consider express or registered mail services, which may reduce transit time to 5–7 business days. Always verify current rates and estimated delivery windows with your local post office or courier provider.