Begin your search for a cheap car rental close to Port of Charleston Cruise Terminal by selecting your travel dates and pick-up and drop-off locations. That’s how economical a car rental can be around this major attraction, but there are a range of factors that’ll determine the amount you pay — your travel dates are just the start. Whatever your budget or type of car you want, Expedia has awesome offers from a big range of car rental companies that’ll get you driving away for less.