Just like hotels, Halong bay cruises are also classified. 4-star and 5-star cruises might suitable for those who want to experience luxury services on board such as buffet meals, BBQ dinner, spa, cave dining, etc. If you are traveling on a budget, cruising on a 3-star vessel is also a great choice, which surely comes with fun activities, fulfilling meals, amazing staffs. Below is the best 3-star cruises in Halong Bay.