Halong cruise is definitely the highlight of all Vietnam tour packages. Most cruises in Halong Bay offer tourists 2 days and 1 night itinerary, start at around 12:00 am the first day and finish at 12:00 am the next day. Some cruises offer dinner in the cave. You should find out their itinerary before booking. Or contact us at email@example.com and then we will find the best suitable cruise for you.