Last Updated: 08 Oct, 2020

Airline Flight Booking APIs: GDSs, Specialized Data Providers, OTAs, and Metasearch Engines

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Airline distribution is complex. Global distribution systems or GDSs System (Amadeus, Sabre, and Travelport) became monopolists in air travel distribution as the key flight aggregators. Airline suppliers are essentially flight ticket wholesalers that work directly with the airlines. The NDC Standard enhances the capability of communications between travel agents and airlines. 

It facilitates a more efficient airline distribution system, thereby benefitting airlines, agents, GDSs, IT providers and travel start-ups. Low-cost carriers represent a business model that helps to reduce ticket prices by cutting costs on customer service, distribution, and optimising their fleet utilisation, all of which make them unique and different full-service airlines. Are you a travel agent or travel company, looking for Airline Flight APIs to set up a flight booking engine? Let’s find out best Airline Flight Booking API Provider for your business.

How does airline distribution work?


Travelopro provides airlines with all channels of distribution required to maximize sales from direct public bookings using the internet booking engine, direct travel agency bookings via the agent web portal to GDS, and interline sales connecting to other airline reservation systems via IATA. Direct distribution allows customers to come directly to your reservation system to book flights providing you with a direct relationship with the public, travel agents, and corporate clients. 

Travelopro supports the highest level of participation and connectivity to Amadeus, Sabre, Galileo, Worldspan, and Abacus the worldwide distribution systems that the majority of travel agents use. Interline bookings are very similar to GDS bookings as they use the same technology to communicate between systems. We provide an integrated Departure Control System with a very easy to use interface for rapid passenger check-in and real-time access to reservations. 

We deliver a modern, robust and scalable reservations architecture provide a stable platform to airlines of all size and with industry-standard interfaces to all external reservation systems including GDSs, other airline CRS systems. airlines need Global Distribution Systems and Interline Partners. It connects to all the worldwide distribution networks and allows travel agents to book on your airline using online booking tools. It allows the travel agents to receive real-time information and confirmation from your airlines system.

Online booking portal includes a mature Travel Agents Portal that provides access to your airline system through a modular booking engine. Airline Reservation System is one of the intermediaries of the distribution channel in the aviation industry. An airline reservation system is part of the so-called passenger service systems (PSS), which are applications supporting the direct contact with the passenger. 

We offer a unique business intelligence platform that helps airlines embrace modern retailing practices as they build networks of APIs with third-party distributors using XML standards including IATA's NDC. This Flight API enables airlines, travel agencies, travel companies, and tour operators with access to global flight deals and content. Flight Booking API will help travel agents to sell a huge inventory of flights, expand in global market, and increase revenues.

GDS APIs for full booking capabilities: Amadeus, Sabre, Travelport, and others




GDS Flight API integration enabling travel agents and travel portal websites to book flights online. We have also designed and implemented a booking engine that is integrated with GDS functionalities which are very useful for airlines. Integrating with top GDS providing companies including Amadeus, Sabre, Travelport, Worldspan, and many more.

Amadeus API

Amadeus is the largest GDS supplier to the travel and tourism industry worldwide. It’s a cost-effective way to create and improve your own customized booking option with comprehensive content. Amadeus is the world’s leading GDS offering its clients a complete range of services in booking air tickets online.

Amadeus has more GDS capabilities having Transfers and Insurance modules apart from other GDS Systems and based on our partner business requirement we recommend the GDS System. Amadeus flight API integration is on-demand for travel operators, destination management companies, and so on. 

Amadeus Booking System includes the entire approach from the initial search to the end of the booking process. Online reservation becomes easy with the Amadeus airline software. The customer actually needs to go through the Amadeus airline booking in order to book a flight. The incorporation of Amadeus Flights helps you to connect to GDS Amadeus via the XML API for online booking of flight tickets. 

Amadeus GDS gives an Application Programming Interface (API) that passes specific Amadeus features through SOAP/XML information. The Amadeus Booking Engine API enables us to combine travel-associated functionality with every application. The integration of Amadeus Flights helps you to connect to GDS Amadeus via the XML API for online booking of flight tickets.

Provides following flexibilities:

  • Manage ease travel business 
  • Reduces costs
  • Improve revenue
  • Buying experience

Sabre API Integration

Sabre GDS API integration is an effective and cost-friendly distribution channel supporting airlines, car hire, hotels to expand their market share for holiday and business travellers. Sabre allows a wide variety of Sabre solutions to help airlines to serve their customers effectively and market themselves. Sabre Air APIs provides available seats and flight timings, cheap fare flights, cost revision and online ticketing. 

Sabre Flight API provides everything you need to book your flight in real time. Sabre airline system offers both airline reservations systems and a complete set of marketing and business strategy solutions. The Sabre travel network has been used by 400 airlines

  • Provides single point of access to the Sabre system
  • Uses XML, SOAP, and travel industry standards
  • Access to 3,50,000 travel agents and popular travel agencies worldwide
  • Travel agents can promote their brand beyond local market
  • Sell more seats consistently
  • Get real-time data regarding availability of seats and price changes
  • Make effective decisions with accurate data
  • Steady revenue stream
  • Allow your business to flow smoothly

Travelport API

Travelport GDS integration offered by Travelopro, providing solutions like distribution, development, and payment for the global travel and tourism industry. It enables travel agents to integrate their Apollo, Galileo, or Worldspan terminals on various devices all over the world, offering full mobility to the travel agent. 

Using Travelport GDS, online travel agencies can also make avail of the information directly. Although Travelport GDS is widely used by many travel agents and travel management companies. Airline reservations systems include airline schedules, fare tariffs, passenger reservations, and ticket records. An airline’s distribution works within its own reservation system, as well as pushing out information to the GDS.

The Travelport Universal API booking functionality of covers:

  • Flights (branded fares and schedules)
  • Connected routes (air and rail)
  • Ancillary services booking
  • Wholesale Travel Supplier With large inventory
  • One API with Extensive Support
  • Offers content of 400 airline partners

Worldspan GDS

Worldspan is one of the leading travel technology resources for travel agents, tour operators, and travel management companies worldwide. With the Worldspan travel network, travel agencies can get a huge selection of airlines with great offers with real-time availability of seats, price changes, and the status of flights. In other words, this is the most sophisticated way for Travel agencies to display availability, price, fare rules and routings, schedules, seat maps, flight, and PNR information directly. 

By integrating Worldspan GDS in travel agencies' applications or websites can help travellers to get the lowest price carrier. Worldspan Airline Reservation System helps to increase revenue and create a market identity for the service provider. Worldspan travel software acts as a single source for providing travel deals and data all over the world.  Travel agencies and travel companies have been greatly benefited from the Worldspan travel industry. 

Mystifly APIs

Mystifly is a Borderless Airfare Marketplace, offering airfare consolidation from 750+ IATA and non-IATA airlines including 200+ LCCs, multi-GDS, sourced from 80+ points of sale countries in the Americas. Mystify Flight API Integration is generated with Airlines across the globe such as British Airways, Continental Airlines, Emirates, and many more. 

Mystifly is the global airfare marketplace which maximizes the value of private and distressed inventory for online travel agencies, travel management companies, airlines, and other travel resellers. The functionality of this API covers

  • Global airfares of 750+ airlines including 200+ LCCs
  • Access to multi Global Distribution System data feeds
  • Over 5000 customers in 70+ countries and growing
  • Seamless API Integration
  • Multiple awarded as Leading Airline Consolidator and for technology


KIU is a GDS targeted at Latin America. It provides both CRS and GDS solutions, hosted on the cloud. KIU is a strategic partner of IATA, accredited by SITA. It distributes flight information and facilitates the sale of ancillaries, it also links to the Sabre and Amadeus reservation networks. KIU also provides an airport check-in platform.

The functionality of this API covers:

  • Flight inventory.
  • Schedules.
  • Seat inventory (availability, amount, class, specific segment)
  • Fares (by date and currency)
  • Taxes and fees (by country, airport, airlines)
  • Frequent flyer numbers.

Sirena-Travel API

Sirena-Travel global distribution system (GDS) is a network of software and hardware connected to the airlines' reservations system thus providing a ‘neutral’ display of data on flight schedules, flight availability, and tariffs, and allowing travel agencies connected to Sirena-Travel GDS to book flights with a great number of Russian and international airlines. Sirena-Travel is a Russian GDS that connects more than 50 international and Russian airlines to the CRS.

It's connected to local reservation systems Sirena-2000, Sirena-2.3, and international SITA Gabriel, Amadeus, and Sabre. Sirena-Travel aggregates the data on schedules, fares, and flight availability. Besides flight reservations, it offers leisure booking, like tickets to sports events or concerts, railway tickets, insurance, and Motor Third Party Liability Insurance (MTPL). 

Its API provides the capability to:

  • Search for one-way flights
  • Search for two-way flights
  • Search for flights by city or airport
  • Search by departure time, airline, class, for direct and multicity flights
  • Flight search results filtered by price, air carrier, flight duration, number of changes
  • Rate terms
  • Air ticket orders by ticket number, passenger name, air carrier
  • Frequent Flyer Program (FFP) cards

TravelSky API

TravelSky is a Chinese GDS, associated with 137 regional and international airlines through SITA networks. TravelSky offers the data to support commercial airlines (schedules and fares), and also offers Airport Passenger Processing (APP) services. 

The list of provided data includes:

  • Flight schedules
  • Flight availability
  • Segment information (number of stops, aircraft equipment code, meal codes)
  • Fares
  • Passenger list
  • Airport information

Infini API

Infini Air Connectivity is a product by Japanese Infini GDS that provides flight schedules, Passenger Name Records servicing, and availability information. The company works only in Japan and works in cooperation with Sabre. The system provides the following data:

  • Flight availability
  • Seat availability
  • Fare information
  • Passenger name records
  • Receipt confirmation

Tech Service Provider API For Flight Booking: ATPCO, Trawex, FlightsLogic and more




While developing API for flight booking integration solutions the main concern is to fulfil client demands. The demands can vary business to business as several businesses conduct on several strategies. By excellent and custom APIs connectivity linking to third-party interface and portals, the company allows clients to arrange daily business affairs and safer linkage.


ATPCO provides world-leading airline software for pricing data to airlines, GDSs, travel agencies, and tech companies. ATPCO’s Routehappy rich airline content within their portfolios of flight shopping applications and interfaces. The airline distribution includes travel seller and traveler applications powered by both platforms, as well as flight booking APIs are used by many corporate booking tools and online travel agencies to access flights for sale. Its Routehappy API is directly connected to Amadeus, Sabre, GDSs and 8 airlines directly.

  • Fares
  • Boarding priority
  • Leg searches
  • Ancillary booking (baggage, meals, entertainment)
  • Flight amenities (layout, entertainment, Wi-Fi, food and beverages)
  • Seat width and legroom
  • Universal Product Attributes: aircraft photos, videos, virtual tours

Trawex API:

Trawex Flight API is the most comprehensive aggregated distribution management solution for all LCCs and GDS airlines in the world. Travel agents, who are integrated with Trawex Flight API and GDS, can grow their business through their b2b and b2c travel portals.

Trawex Flight API will help your business increase revenue while automating processing and reducing the time and effort required completing your airline ticket booking. Travel portals and applications built with Trawex API are also compatible with various devices and form factors, using the latest responsive technologies to automatically change the display layout to match the screen of the device used.

  • Reliable and robust
  • Independent of language and application framework
  • Real time streaming of prices for your users
  • Continually optimised product solutions RESTful API format, with JSON or XML responses available
  • Browse and Live prices feeds

FlightsLogic API:

FlightsLogic Flight API allows to access content from more than 200+ LCCs and 750+ GDS airlines around the world. We help travel agents and service providers transform their business, uncover new opportunities, and create new value chains with global airfare inventory.

FlightsLogic will give you full access to the Flight API by integrating it on your website so that you can add this to your list of services. Their team provides you with complete integration support, enabling clients to make real-time bookings from your site.

  • Coverage in the global market
  • Displays global airlines inventory
  • Reliable, secured, and also scalable
  • Single window interface
  • Quick and easy connectivity
  • Easy to setup and comes with a flexible integration
  • Provides fast and error-free online reservation facility
  • Advanced API automatically connects you to global flight
  • Easy management of revenue and commissions

HitchHiker Flight API:

HitchHiker Flight API is available as a Software-as-a-Service solution and can be enhanced with several add-on modules and services according to your specific requirements. The HitchHiker Flight API is the content aggregation and solution for all kinds of available fights and ancillaries. The HitchHiker Flight API enables the integration of complete subsequent processes such as billing and ticketing for rebooking, cancellation, refund, and revalidation of GDS flights.

HitchHiker Flight API is a SaaS-solution with a Web-Service interface that integrates with the user’s software and sales system. The HitchHiker Flight API is connected to Amadeus, Galileo, Sabre, Sirena, Worldspan, and has direct connectivity to 120 airlines, including low-cost carriers. The API doesn't cover scheduling information. The solution can be customized according to the client's needs with customer support.

This API covers:

  • Flight booking and cancellation
  • Payments, booking validation and refund
  • Group bookings
  • 18 fare types (student, labor, military, etc.)
  • Ancillary services

Tech Service Providers’ APIs for Flight Information: SITA, Innovata, OAG, and more





SITA provides a suite of versatile application programming interfaces (APIs) for the airline industry. The SITA’s API data is sourced directly from airport systems. This makes it generally more accurate and more complete than what is available from other providers.

SITA provides global information and integration solutions for the airline industry. The SITA API is a web service that provides developer access to air travel, booking, check-in, loyalty, baggage tracking, and flight and airline information. The API also accesses other value-added information such as intelligence on customer behaviour and value.

They cover the following features:

  • Airport services
  • Flight tracking and schedules
  • NDC distribution
  • Beacon service
  • Baggage tracking
  • Boarding priority
  • Weather
  • Wait time in airports

Innovata APIs

Innovata provides access to the largest database of flight schedules. Currently, Innovata has information for well over 900 airlines. Innovata conveniently offers two forms of delivery options for flight schedule database:

  • For direct flights: We deliver information as flat files in either SSIM, .csv or XML formats. Another option is through online access via APIs.
  • For direct and connecting flights:  We deliver information as flat files in a fixed field, tab delimited or .csv formats. This can also be formatted online via API's.

OAG Flight Status API

OAG Flight Status API is a proprietary product of the OAG Aviation Worldwide, a company that provides digital flight information and applications for the air travel and infrastructure aircraft manufacturing, and related industries. OAG 's Flight view data enables us to push proactive flight status updates directly to our customers' mobile devices. 

The API simplifies access to OAG’s vast database that is capable of processing more than 1.4 billion flight status requests globally in addition to delivering over 35 million flight status updates on a daily basis. It allows the users to access real-time global flight status information, including XML-formatted views of current flight information, airport delays, aggregated flight status data streams, and weather conditions.

It displays:

  • Global flight statuses
  • Airport delay
  • Weather

FlightStats APIs

FlightStats APIs is a Global Flight Tracker and Travel Planning. It tracks real-time flight status, departures and arrivals, airport delays, and airport information. The APIs support the formats JSON, JSONP, XML, and SOAP and receive messages in 8 languages.

FlightStats aggregates data from a variety of outlets to provide the market with the most complete global coverage of commercial airline flight statistics. The FlightStats Flex API Web Services provide a set of status and positional APIs by flight, airport, fleet, route, or area. They also include schedules, airline reference, airport reference, ratings, delay index, and weather information.

OpenFlights Airports Database API

OpenFlights API displays schedules of airports, ferry terminals, and railway stations all over the world. These APIs use an XML format and display airfares, flight status and historical data, and allow for flight tracking.

OpenFlights API features includes:

  • Airport ID and location
  • IATA and ICAO codes for airlines, airports and planes
  • Time zones
  • Aircraft equipment
  • Number of flights stops

FlightGlobal APIs

FlightGlobal APIs aggregate data from 900 airlines and more than 140 low-cost carriers, providing information on data base. Such as:

  • Schedules
  • Routes
  • Values
  • Fleet
  • Flight status data
  • Weather

Metasearch and OTA API for Smaller Booking Providers: Skyscanner, momondo, Kiwi and Travelfusion




Metasearch engines are an up-and-coming way for travellers to get the best deals on flights. A Metasearch Engine is one overarching search engine that aggregates data from various sources (including other third-party search engines, OTAs, etc.) to provide a more comprehensive results page. Metasearch engines like Kayak, Skyscanner, and Momondo are becoming one of the most popular ways to book travel. Meta Search engine where OTA's can be compared at a time. Today's meta-search engines are quick and dependable travel technology solutions that allow price assessment and provide instant information on the availability of rooms, flights, etc.

Skyscanner API

Skyscanner Flight Search API is completely free to use on Rapid API. Skyscanner API allows developers to easily integrate their application to their platform to get all the available flight data. Skyscanner is a large metasearch engine that offering a collection of fully free data APIs. Skyscanner allows you to find the cheapest ticket. They use accessible RESTful API for both JSON and XML.

It shows the following cached information from their suppliers:

  • Cheapest prices
  • Outbound and inbound flights
  • Destinations
  • Dates in a calendar format

Skyscanner is a global travel search engine that offers a comprehensive and free flight search service Skyscanner Travel APIs connect you to all the data that you need to build an innovative website or application. The Skyscanner allows developers to access live pricing information on prices for different flights, by making requests to the Live Pricing API.

Momondo API

Momondo is a travel metasearch engine that compares billions of flights while searching across more than 30 international markets. Momondo only works with flight tickets, so it's a purely flight affiliate program. Momondo is a global travel search site that compares low-cost flights, hotels, car rental deals. The API for flight reservation provides information on:

  • Airports
  • Routes
  • Prices and currency
  • Anywhere search

TravelFusion API

TravelFusion offers a Direct Connect XML API system that enables agents to manage and search shopping and booking of low-cost carriers. TravelFusion web service integration solution for tour operators and online travel agencies. Our Direct Connect XML API allows easy access to 240+ low cost and scheduled airlines around the world. The API serves for desktop solutions for OTAs and travel agents. 

The API includes the following content: 

  • Branded fares
  • Supported card types
  • Multilingual terms & conditions
  • Email confirmation
  • Card verification
  • Flight extras
  • Speedy boarding
  • Booking cancelation and change
  • Seat preferences and options
  • Luggage requirements

Kiwi API

The Kiwi Flight API also provides a fare aggregator, a metasearch engine, and airline ticket booking. Kiwi Flight is highly flexible and can be integrated seamlessly into your website. Your clients will be able to find the best deals on flights offered by Kiwi flights. These APIs enable low-cost flight processing, flight data aggregation, itinerary setting, and finding and saving the cheapest routes. 

The full list of Kiwi’s data includes:

  • Fare classes
  • Aircraft equipment
  • Bag limit and prices
  • Currency and currency rate
  • Return duration
  • Distance
  • Length of stopover
  • Multicity flights

More About Airline Flight Booking API Integration




Travelopro is leading Flight Booking API provider offers best Flight API Integration Solution for Arline, Travel Agents and Travel companies around the world. We provide Flight API integration within existing or new travel website. Flight API integration connects travel agents with global airline inventory and helps business increase revenues. 

Flight API will help travel agents to sell a huge inventory of flights, expand in the global market and increase revenues. Our Flight API integrates all the flight services at one place and helps travellers to find the most convenient deals. Flight Booking Engine is a web-based portal and user log-in online booking tool that integrates with Guests/Users/agents/corporate booking. 

Booking flight tickets will become a much quicker, slicker process, due to a user-friendly interface and instant confirmation. Flight API Integration is a software solution that integrates all the flight-related searches at a place and as a result, displays the most desirable options available for the travellers. The airlines, in response to the query, inform the customers about the best options, deals, and discounts to the travellers. 

We manage your flight's bookings with GDS, Flight Aggregator or Low-cost carries using API/XML integration. It is ideally suited for Travel Agents, OTA, Tour Operations and Management companies. Using our Flight Booking API and Flight Booking Software you can allow web developers to add Flight Booking functionality in the website and it we can provide additional revenue for website owners.

Features of Flight Booking API:

  • Seamless integration
  • Simple to use
  • Delivers global content
  • Provides competitive advantages
  • Simplifies payment & settlement
  • Increases sales
  • Direct connect cost savings
  • Offers wide distribution network
  • Implifies payment and settlement


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