Blockchain technology is revolutionizing the hospitality and accommodation industry by enhancing transparency, security, and operational efficiency. The proposed chapter explores blockchain usage in hotel management, travel bookings and guest services, focusing on its importance in data protection, decentralized booking platforms, and customer loyalty programs. By eliminating intermediaries, blockchain reduces the cost of transactions and enables direct interaction between companies and clients. The chapter includes case studies of TUI Group, Webjet, and Winding Tree with successful implementation of blockchain and takeaways. It also discusses significant hurdles like high deployment costs, regulatory issues and interoperability, and presents potential solutions like hybrid blockchain architectures and layer 2 scaling solutions. The proposed research illustrates the conceptual framework of blockchain in hospitality and accommodation in along its benefits, applications and challenges. Finally, the chapter discusses future developments such as blockchain-based digital identities and smart contracts, which have the potential to transform hospitality operations. Further the chapter explores in-depth examination of the increasing impact of blockchain in the hospitality sector with insightful information into future trends and industry development.