Only citizens of certain countries can visit Vietnam without Vietnam entry visa. Those countries are included: 

- Most citizens of ASEAN member countries : Thailand, Indonesia, Singapore, Malaysia and Lao are no need Vietnam visa for visiting Vietnam within 30 days; Philippines passport holders are no need visa for 21 days; Brunei passport holders are not required visa to Vietnamn for 15 days. Apply for popular passport type with return tickets. 

- Citizens of Korea, Japan & Scandinavians (Norway, Denmark, Sweden and Finland passport holders)  are no need Vietnam visa for visit Vietnam within 15 days. Apply for popular passport type with return tickets. 

All other citizens are required to get Vietnam entry visa before departure (Vietnam visa issued prior to departure by Vietnamese consulates or embassies) or a pre-approved Vietnam entry visa (visa is issued on arrival at Vietnam’s International Airports) supplied before arrival in Vietnam.