From Lanzarote Airport to Puerto del Carmen you can take the bus #161, which runs on weekdays every hour from 07:30 to 22:30, with a two-hour gap between flights on Sundays and holidays. A ticket from the airport to Puerto del Carmen costs EUR 1.40.
Also, outside the airport building take taxis. The fare depends on the time of day. So from 6:00 to 22:00 you can get to Puerto del Carmen for 15 EUR, from 22:00 to 6:00 - for 18 EUR..
It is also recommended to rent a car. There are 8 car rental companies in Puerto del Carmen at the island's air gateway terminals.
From Puerto del Carmen, tourists can take bus #261 to the resort town of Playa Blanca. The bus runs every 30 minutes on weekdays. To get to other resort towns on the island, you should arrive at the bus station in the capital Arrecife.