Sustainable development is the goal of countries worldwide, including sustainable tourism development, which the Vietnamese government is implementing for socio-economic development. An Giang province is a locality in Vietnam oriented to build and develop the tourism industry to become a key economic sector; they want to become the tourism centre of the region and Vietnam. To achieve this goal, the local government of An Giang province has developed policies in the right direction. At the same time, it ensures development, exploiting natural advantages, and ensuring sustainable development. This study aims to examine factors affecting sustainable tourism development in An Giang province, Vietnam. The methods used include descriptive statistical analysis, exploratory factor analysis, and regression analysis (SEM). Data was collected from a survey of 341 domestic and foreign tourists to An Giang province from March to September 2023. Survey data was processed by SPSS 20 AMOS 24 software for analysis, evaluation of the scale, and testing of the hypotheses. Research results show that there are five factors affecting sustainable tourism development in An Giang province, Vietnam, including (1) socio-cultural, (2) living environment, (3) tourism products, (4) tourism services, and (5) infrastructure. From the research results, a discussion of proposed solutions for sustainable tourism development in An Giang province, Vietnam.

Index Terms- Sustainable development, tourism development, factors, An Giang province, Vietnam