You can go from Alicante City to Benidorm by TRAM. When you arrive at Benidorm you can get the train along the coast to Denia. Trains leave from Mercado each 30 mins and it takes approx an hour and 10 minutes to arrive at Benidorm. The first train leaves at 5.44 and the last train leaves at 21.44. Please note that there is a Night Service. Line 1 is extraordinary for getting to Playa de la Albufereta (La Isleta TRAM stop) or the El Campello sea shore, Paradis and Vila Joiosa