St. Johns River Airboat Tours offers airboat rides and is located in Titusville, FL. $65 pp. Please call to schedule an 1 hour and half airboat tour. Discounts to locals and active military. The St Johns River is an 310 miles long, the tour navigates through the wetlands, switchgrass, cypress head and along the way you see alligators, rosetta spoonbill, wild hogs, and other wildlife. Experience a personal tour you will never forget.