Documents required for getting a Vietnam visa include:

1. Passport: valid for at least 6 months following your arrival date to Vietnam and have at least 2 blank pages for immigration stamps. A temporary passport maybe not accepted.
2. Visa Approval Letter: required if you want to get Vietnam visa on arrival at Vietnam international airports.
3. Photo: two (2) passport-sized photos (4×6 cm) and must be taken recently without glass-wear. Check detailed Vietnam visa photo requirements.
4. Visa application form
5. Vietnam Visa Stamping Fee: paid in cash upon arrival (for Vietnam visa on arrival)