Question : Are you paying the cheapest or highest price for your ticket to Cartagena?
Answer : Flight prices are fluctuating much less for this route than the majority of routes from Viet Nam, as they're ranging from $5,653 to $5,852. Prices tend to be lower the further out you book.
Question : How long do most people stay in Cartagena?
Answer : Of course you're not most people, but if you were, you'd stay roughly 12 days.
Question : If your plans are flexible, have you considered changing your departure day?
Answer : The cheapest day to fly in March is Saturday. Flexibility is paramount when booking travel plans in order to keep travel costs down.