In today’s fast-paced travel industry, airlines, travel agencies, and online booking platforms rely heavily on Global Distribution Systems (GDS) for efficient and reliable flight reservation management. Amadeus GDS Flight Integration API stands as a market leader, providing comprehensive solutions for flight search, booking, pricing, ticketing and post-booking management.

In this guide, we’ll explore the top Amadeus GDS APIs used in flight integration, their functions, and how they contribute to building powerful travel applications.

Integrating Amadeus GDS API for flights into your travel platform offers:

• Real-time access to global flight inventory
• Dynamic pricing and fare rules validation
• Seamless PNR creation, booking, and ticketing
• Secure session management
• Support for ancillary services (meals, baggage, seats)

Whether you are developing a B2B travel portal, OTA (Online Travel Agency), or airline system, Amadeus GDS Flight API integration ensures scalability, security and rich functionality.

Let’s break down the major APIs and their roles in the flight booking flow

1. Search & Pricing

• • Fare_MasterPricerTravelBoardSearch API
  • • Used to search flight options based on the itinerary (e.g., AMD to DXB), date, and class preferences like Business Class or Economy Class. Returns recommended flights with detailed pricing.
  • Fare_InformativePricingWithoutPNR API
  • • Provides detailed pricing for selected flights without creating a PNR. Includes fare rules, baggage allowance and optional services.

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2. Fare Rules Validation

• • Fare_CheckRules API (Optional)
  • • Validates fare conditions like refundability, rebooking charges, and other restrictions before confirming the booking.

3. Booking & PNR Management

• • Air_SellFromRecommendation API
  • • Reserves the flight segments selected during the pricing stage.
  • PNR_AddMultiElements API
  • • Adds passenger details (name, contact, SSR) to create or update the Passenger Name Record (PNR).
  • FOP_CreateFormOfPayment API
  • • Captures payment details - credit card, BSP cash etc.
  • Fare_PricePNRWithBookingClass API
  • • Prices the PNR according to the selected class, ensuring accurate fare before ticketing.

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• • Ticket_CreateTSTFromPricing API
  • • Generates the Ticket Storage Table (TST) to prepare for ticket issuance.
  • DocIssuance_IssueTicket API
  • • Issues the electronic ticket (ETKT) after successful booking and pricing.
  • PNR_AddMultiElements_END API
  • • Finalizes the PNR by adding remaining elements and completing the booking setup.
  • Security_SignOut API

Ends the session securely after transactions are complete.

4. Post Booking Operations

• • PNR_Retrieve API
  • • Retrieves an existing PNR and associated ticket details.
  • Ticket_CancelDocument API
  • • Cancels an issued ticket or electronic ticket document (ETD).
  • PNR_Cancel API
  • Removes specific elements or cancels the entire booking record.

• Online Travel Agencies (OTA) looking to provide live flight search and booking.
• Corporate booking tools offering managed travel programs.
• Meta search engines wanting to display competitive flight fares.
• Consolidators who need multi airline ticketing from one system.

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