This research explores the impact of social media on consumer holiday decision-making in the travel and tourism sector. It investigates how social media platforms like Facebook influence travellers' choices, planning processes, and overall holiday experiences. The study utilizes a combination of primary and secondary research methods, including a structured online questionnaire and a comprehensive literature review. The findings reveal that social media plays a significant role in shaping consumer decisions, with factors like user reviews, recommendations, and visual content heavily influencing holiday planning. The research highlights the importance of social media marketing for travel and tourism businesses and provides insights into how to effectively leverage these platforms to attract and engage potential customers.