The keywords for flight API include flight booking API, airline API integration, airfare API, GDS API, NDC API, low cost carrier API, real time flight information, flight search engine, airline reservation system, and online booking engine. These keywords refer to the technologies that link travel sites, mobile applications, and other booking portals to many airlines and distribution systems around the world. The Flight API enables companies to retrieve information such as live fares, schedules, seat availabilities, baggage information, fare rules, and confirmations from one single platform. Travel agencies, tour operators, online travel agencies, and corporate travel firms use these services to automate their flight search and bookings processes.