Most visitors to Vietnam need a visa to enter the country. Visas are exempted for the citizens of the countries, which have signed a bilateral or unilateral visa exemption agreement with Vietnam.Tourist visa may be valid for 15 to 30 days.
Visa exemption for foreign passport holders visiting Phu Quoc Island
From March 10 2014, all foreign passport holders visiting Phu Quoc Island are granted 30-day visa exemption. The exemption is part of specific mechanisms and policies included in a recent decision by the Prime Minister to develop Phu Quoc Island into a special administrative-economic zone by 2020.
Visa exemption for Overseas Vietnamese
Vietnamese people that hold foreign passports and foreigners who are their husbands, wives and children are exempt from visa requirements to enter Vietnam and are allowed to stay for not more than 90 days. In order to be granted visa exemption certificates at Vietnamese representative offices abroad, overseas Vietnamese need conditions:
 Foreign-issued permanent residence certificate (PRC) with the validity of at least six months since the date of entrance.
 Visa exemption paper (VEP) is granted by Vietnamese appropriate authorities.
Those who expect to stay more than 90 days must apply for visa according to current stipulations before their entrance.
Bilateral visa exemption agreement
 Citizens of Thailand, Malaysia, Singapore, Indonesia and Laos holding valid ordinary passports are exempt from visa requirements and are allowed to stay for not more than 30 days; Philippines is allowed to stay for not more than 21 days.
 By February 2011, citizens of China, Kyrgyzstan, North Korea, and Rumaniaholding valid ordinary passports for official mission. Citizens of 60 countries holding valid diplomatic or official passports are exempt from visa requirements including: Argentina, Afghanistan, Albania, Algeria, Azerbaijan, Bangladesh, Belarus, Brazil, Brunei, Bulgaria, Cambodia, Chile, China, Croatia, Cuba, Czech Republic, Dominica, Ecuador, France, Hungary, India, Indonesia, Iran, Iraq, Japan, Kazakhstan, Kyrgyzstan, Laos, Malaysia, Mexico, Moldova, Mongolia, Montenegro, Morocco, Mozambique, Myanmar, Nicaragua, North Korea, Pakistan, Panama, Paraguay, Peru, Philippines, Romania, Russia, Serbia, Singapore, Slovakia, South Africa, South Korea, Spain, Sri Lanka, Switzerland, Thailand, Tunisia, Turkey, Ukraine, Uruguay, Uzbekistan, Venezuela.
Unilateral visa exemption
 Visa with 30-day validity is exempted for officials from ASEAN secretariat holding different kinds of passports.
 Citizens of Sweden, Norway, Denmark, Finland, Japan, South Korea and Russia holding different kinds of passports are exempt from visa requirements and are allowed to stay for not more than 15 days.
Others who want to enter Vietnam must be provided with a Vietnam visa.
 Tourist visa is valid in 30 days
 Visa is issued at the Vietnamese diplomatic offices or consulates in foreign countries. Visa is possibly issued at the border gates to those who have written invitations by a Vietnamesecompetent agencies or tourists in the tours organized by Vietnamese international travel companies