Social media are interactive communication platform usually used for community-based inputs, content sharing, interaction and collaboration among people. Prominent social media platforms are, facebook, twitter, google+, wikipedia, LinkedIn etc. These social media channels serve as source of information and influence in decision-making process. Travel experience, photos, videos and other contents shared on social media may influence other prospective tourists in their destination selection decision. This study intended to discover the impact of social media on tourists' decision making. Data have been collected from 167 respondents using judgmental sampling technique. Collected data were analyzed using principle component analysis where 15 variables were reduced to two factors (social media information about destination and social media word-of-mouth). Further, the extent of influence of obtained factors on tourists' destination selection decision was identified using regression analysis and stated that these two factors explains 52.2% of the variance in data.