Hi Uday! A trip to Vietnam will cost you around Rs. 4,500-5,000, including food, travel, accomodation and sightseeing per day. Expenditure may increase depending on if you shop, where you eat etc. Taking this budget, you can see what your expenditure will be according to how many people there are in your group, the number of days you're planning to spend etc. You can check out these holiday packages for more details on travelling to Vietnam. Happy Travelling!