The global Passenger Service System (PSS) market is projected to reach multimillion USD by 2031, growing at an unexpected CAGR during the forecast period of 2023-2031. The market is dominated by key players, including Radixx International, Inc., Travelsky Technology Ltd., and Amadeus IT Group SA, who have adopted various strategies to increase their market penetration and strengthen their position in the industry. The report considers the impact of COVID-19 and the Russia-Ukraine war on the market, with Chapters elaborating at full length on their effects. The market is driven by growing demand for railway, aviation, and other transportation methods around the world. The market is segmented by product types, including airline inventory system, internet booking system, loyalty system, departure control system, airline reservation system, customer care system, and others. The report includes a competitive and segmentation analysis, with both primary and secondary data sources used to compile the report. The market has promising future growth opportunities, with investors remaining optimistic about the industry despite intense competition. The report covers regions such as North America, Europe, Asia-Pacific, South America, Middle East, and Africa, categorizing the market based on manufacturers, regions, type, and application.