Puerto Vallarta is also known as PV or ‘Vallarta’. This spectacular beach city is on the Pacific Ocean west coast of Mexico and in Jalisco. If you are wondering where Puerto Vallarta is, then it is just south of San Blas and approximately 300 kilometers or 185 miles from the state capital, which is Guadalajara. Here are the coordinates of Puerto Vallarta 20° 37′ 0″ North, 105° 15′ 0, and surprisingly the same latitude as Hawaii.