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passenger service system wikipedia jump to content main menu main menu move to sidebar hide navigation main page contents current events random article about wikipedia contact us contribute help learn to edit community portal recent changes upload file special pages search search appearance donate create account log in personal tools donate create account log in contents move to sidebar hide top 1 modules toggle modules subsection 1 1 airline reservations system 1 2 airline inventory system 1 3 departure control system 2 references toggle the table of contents passenger service system 4 languages ελληνικά español français türkçe edit links article talk english read edit view history tools tools move to sidebar hide actions read edit view history general what links here related changes upload file permanent link page information cite this page get shortened url switch to legacy parser print export download as pdf printable version in other projects wikidata item appearance move to sidebar hide from wikipedia the free encyclopedia management software used by airlines not to be confused with passenger information system a passenger service system or pss is a network of software applications that help airlines manage all the passenger related operations from ticketing to boarding 1 the pss usually comprises an airline reservations system an airline inventory system and a departure control system dcs modules edit generally the pss is made up of modules that are used to manage different parts of the airline s business airline reservations system edit the airline reservations system is the system that allows an airline to sell their inventory seats it contains information on schedules and fares and contains a database of reservations or passenger name records and of tickets issued if applicable airline inventory system edit the airline inventory system may or may not be integrated with the reservation system the system contains all the airline s flights and the available seats the main function of the inventory system is to define how many seats are available on a particular flight by opening or closing an individual booking class in accordance with rules defined by the airline departure control system edit the departure control system dcs is the system used by airlines and airports to check in a passenger the dcs is connected to the reservation system enabling it to check who has a valid reservation on a flight the dcs is used to enter information required by customs or border security agencies and to issue the boarding document in addition the dcs may also be used to dispatch cargo and to optimize aircraft weight and balance references edit passenger service system pss altexsoft retrieved 2023 10 23 v t e commercial aviation airlines airline codes airline holding companies cargo airline charter airlines flag carriers low cost airlines non scheduled airline passenger airlines regional airlines alliances oneworld skyteam star alliance value alliance vanilla alliance u fly alliance trade groups international aco atag iata iatan ifalpa istat united states a4a raa europe a4e asd eca ebaa era etwf other regions aaco aapa afraa raaa aircrew pilot in command captain first officer second officer third officer relief crew flight attendant flight engineer loadmaster aircraft pilot purser dead mileage airliner travel class first class first class travel business class premium economy class economy class basic economy class aircraft cabin aircraft lavatory aircraft seat map airline meal airline seat buy on board crew rest compartment in flight entertainment inflight smoking galley sickness bag airport aerodrome airline hub airport check in airport lounge airport rail link airport terminal airside pass airstair boarding domestic airport gate international airport jet bridge low cost carrier terminal runway transit hotel customs immigration arrival card border control internal departure card passport timatic travel document travel visa electronic environmental effects hypermobility environmental effects of aviation law air transport agreement air route authority between the united states and china bermuda agreement uk us 1946 1978 bermuda ii agreement uk us 1978 2008 cross strait charter beijing convention cape town treaty chicago convention convention on the marking of plastic explosives european common aviation area flight permit freedoms of the air eu us open skies agreement hague hijacking convention hague protocol montreal convention paris convention of 1919 rome convention sabotage convention tokyo convention warsaw convention intergovernmental organizations icao ecac eurocontrol easa encasia baggage bag tag baggage allowance baggage carousel baggage cart baggage reclaim baggage handler baggage handling system baggage sizer checked baggage hand luggage lost luggage worldtracer luggage lock aviation safety air rage air traffic control air traffic service aircraft safety card airport authority airport crash tender airport police airport security airspace class area control center brace position civil aviation authority control area control zone controlled airspace evacuation slide flight information region flight information service flight recorder instrument flight rules overwing exits pre flight safety demonstration sky marshal special use airspace us special visual flight rules terminal control area terminal control center uncontrolled airspace upper information region visual flight rules airline tickets airline booking ploys airline reservations system airline ticket airline timetable bereavement flight boarding pass codeshare agreement continent pass electronic ticket fare basis code flight cancellation and delay frequent flyer program government contract flight one way travel open jaw ticket overbooking overselling passenger name record red eye flight round the world ticket standby tracking travel agency ground crew aircraft maintenance technician aircraft ground handling baggage handler flight dispatcher miscellaneous air cargo air travel airplane film aviation taxation and subsidies mile high club steffen boarding method retrieved from https en wikipedia org w index php title passenger_service_system oldid 1336330431 categories civil aviation travel technology hidden categories articles with short description short description is different from wikidata this page was last edited on 3 february 2026 at 04 47 utc page was rendered with parsoid text is available under the creative commons attribution sharealike 4 0 license additional terms may apply by using this site you agree to the terms of use and privacy policy wikipedia is a registered trademark of the wikimedia foundation inc a non profit organization privacy policy about wikipedia disclaimers contact wikipedia legal safety contacts code of conduct developers statistics cookie statement mobile view search search toggle the table of contents passenger service system 4 languages add topic