This research intends to determine whether Bali Tourism has economic spillover effects on sub national area. The authors investigate those externalities through inbound and domestic tourism flows model by Yang and Wong (2012). In addition, other issue related to production factors migration (Capello, 2016) also covered in this paper. The result show that air transportation plays a very important role in the inflow of tourism. Consequently, central and regional governments need to strengthen cooperation with the private sector in order to build and improve accessibility and connectivity. Dealing with migration motive, it needs to increase local businesses participation in the national tourism industry.