In the present date of online sales, where physically existing travel agent shops / kiosks are losing importance and a new trend of bookings through online travel portals & airline reservation systems, is developing very fast. This has created huge opportunity for travel technology companies to build great online reservation systems (airline reservation system, hotel reservation system, & holiday packages reservation system) with top Global Distribution Systems. Apart from cutting edge technology, the user engagement model, displaying the vest pricing and offers are key points for any reservation system to succeed.

Amadeus, Galileo / Travelport, Sabre and Abacus are among the top global distribution systems available today. Global distribution systems consolidate the data for airlines, hotels, cars, packages and cruises. This consolidated data, is then shared to end travel reservation software / travel portals through their proprietary web services APIs.

Airline reservation system, commonly known as ARS, is generally considered to be the user side system for any airline or GDS. It consists of the exchange of data through the GDS system, which consolidates the worldwide airline data and share through unique web services API. This is an effective and efficient way of consolidating the global airlines availability and pricing, which is combined together with best GUI interface and published for end users on any airline reservation system (GDS based).

In online travel services marketing & sales, airline reservation system is a part of comprehensive travel reservation system, which consist-off hotel reservation system, transfer system and sightseeing module. GDS system, which is known as global distribution system is the interface between a travel reservation system and the end airlines, because it consolidates the data including the availability and pricing. The end buyers can check the availability and do the booking, which in turn is forwarded to airlines console through GDS.

Advanced airline reservation systems offer the features like oneway, roundtrip, multi-destinations all together. Thus also providing the end users the better deals / offers on every booking, they do. Most of the reservation systems are also offering the dynamic packages like airline + hotel, hotel + cars, hotels + holidays packages, clubbing the packages together. This helps the buyers to plan the travel in a better way.