While in Sri Lanka, be sure to explore the District of Gampaha. Search for special offers from over 427 hotels on Agoda.com. With 15 cities and some of the country's most popular tourist attractions, Gampaha offers plenty to do and see. Agoda.com offers plenty of ideas to help make a getaway to Gampaha easy, fun and exciting. With more than 2 million customer reviews, more travelers are choosing Agoda.com to book hotels in Gampaha.