Start your search for a cheap car rental near Algonac State Park by keying in your travel dates and pick-up and drop-off locations. That’s how economical a car rental can be around this well-known attraction, but there are a few things that will influence the price — your vacation dates are just the start. Whatever your budget and desired car type, Expedia has exclusive offers from a wide range of car rental companies that’ll get you driving off for less.