Cruises.com offers a Royal Caribbean 4-Night Bahamas Cruise for Two with prices starting from $578, as provided by Dunhill Travel. (It's the third offer on the landing page.) That's the lowest price we could find for this cruise by $16. This roundtrip cruise aboard the Enchantment of the Seas departs on September 4 from Miami, FL, with stops in Nassau, Bahamas; Coco Cay, Bahamas; and Key West, FL. Book this travel deal by March 26.