The global Passenger Service System (PSS) market is projected to reach USD 10730 million by 2028 with a CAGR of 6.2% during 2022-2028. Airline Inventory System accounts for the largest share of the market, while the railway segment is expected to grow at a CAGR throughout the forecast period. China has the largest market share in the PSS market, while North America and Europe have valuations of USD million each. The report also analyzes key growth factors, strategies employed by economic players, and emerging technological developments. Key players in the industry include Sirena-Travel JSCS, Mercator Ltd., Travelsky Technology Ltd., and Sabre Corp., among others. The report also includes a discussion of the major drivers and regional dynamics of the global PSS market and current trends within the industry. Additionally, the report identifies potential restraints and challenges that may limit the growth of the market.