The Online Hotel Booking System is a project implemented for The Hours, which is a hotel booking system. It provides people all over the world with an easy and fast way to book hotel rooms online. The interface of the Online Hotel Booking System is Web pages that can be accessed with a Mobile Application. The system is implemented in Flutter and Firebase. Users can perform room booking activities at The Hours Hotels anytime and anywhere by accessing it via the Internet. The Online Hotel Booking System is an easy-to-use application. Everyone who knows how to use a Mobile App can easily carry out a booking, change the booking details, cancel the booking, change the personal profile, view the booking history, or view the hotel information by following its simple and clear GUI (Graphical user interface) design.

Keywords : OTA(Online Travel Aggregator). Administrator, Promo-code .