The Cataño Ferry is a single-route ferry service between Cataño and San Juan, Puerto Rico. At its route's southwestern end is the AcuaExpreso Cataño Terminal in Cataño, while at its northwestern end is the AcuaExpreso San Juan Terminal, located at Pier 2 of the San Juan Port in Old San Juan.

Cataño is a town and municipality located on the northeastern coast of Puerto Rico, bordering the San Juan Bay and the Atlantic Ocean, and adjacent to the north and east by San Juan; north of Bayamón and Guaynabo; east of Toa Baja and west of Guaynabo and is part of the San Juan Metropolitan Area. Cataño is spread over 7 barrios and Cataño Pueblo. It is part of the San Juan-Caguas-Guaynabo Metropolitan Statistical Area.