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Accelya

Airline retailing, NDC and revenue accounting software, UK

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About Accelya

Accelya is a software company that builds retailing and commercial technology for airlines. Its main platform is FLX ONE. The company describes it as an open and flexible platform for Offer, Order, Settle and Deliver, known as OOSD. FLX ONE runs on the AWS cloud and uses an API driven design.

Accelya says it has been open and API driven since 1998. The platform connects with an airline's existing technology, so airlines can move away from legacy systems at their own pace. The company says it enables more than 8 trillion offers a year for over 200 airlines, and about 50 percent of global NDC transactions. It also says it powers over $100 billion in transactions each year. Customers named on the site include American Airlines, United, Copa, Lufthansa, Qantas, Air Canada and Turkish Airlines.

FLX ONE has several modules. Offer Management creates personalized offers for the right channel. Order Management handles the full life of a passenger order. Order Accounting simplifies and automates revenue accounting. Delivery covers the passenger journey and airport processes. Open Connect supports low risk migrations from older systems. Other retailing products cover shop and price, merchandising, dynamic pricing, revenue management, product catalog, schedule building and availability.

Accelya also offers a set of financial products under its Foundation range. These include revenue accounting, sales audit, commission management, refund management, proration, miles proration, payments and loyalty. A BIDT audit product is listed as well. Accelya Financial Solutions groups much of this work.

The company has a cargo line called FLX ONE Cargo. It covers cargo offer and order, operations, service management, a warehouse app and cargo revenue accounting. Swiss WorldCargo appears among the customer logos on the website.

For travel sellers and corporate buyers, Accelya runs an NDC FastTrack program and NDC APIs. It also has an NDC program for corporate travel and a Modern Retailing Readiness Score. A newer area is FLX AIViator, with FLX Recover, an agentic AI product for passenger recovery.

The website lists Vista Equity Partners and investor pages in its company section. It also offers customer stories, case studies, whitepapers, webinars and press releases. Visitors can request a consultation.

Services

  • FLX ONE retailing platform
  • FLX ONE NDC
  • FLX Select
  • Accelya Financial Solutions
  • Revenue accounting
  • Sales audit
  • Commission and refund management
  • FLX ONE Cargo
  • NDC FastTrack program
  • FLX Recover

Location

Riverside House, Riverside Walk, Windsor, SL4 1NA, United Kingdom

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Shows where Accelya exhibits or has exhibited

All aviation events
5
events
5
countries
4
as sponsor
  • Aviation Festival Americas

    Aviation Festival Americas

    Exhibited in 2026. Next edition 12 to 13 May 2027 · Miami Beach, United States

    Exhibitor2026 list; 2027 not published yet

    View event
  • IATA Cargo Experts Conference

    IATA Cargo Experts Conference

    Exhibited in 2026. Next edition 29 to 30 September 2027 · Helsinki, Finland

    Bronze sponsor2026 list; 2027 not published yet

    View event
  • IATA World Financial and Passenger Symposiums

    IATA World Financial and Passenger Symposiums

    28 to 29 October 2026 · Macao, China

    Platinum sponsor

    View event
  • ALTA AGM and Airline Leaders Forum

    ALTA AGM and Airline Leaders Forum

    18 to 20 October 2026 · Mexico City, Mexico

    Sponsor

    View event
  • World Aviation Festival

    World Aviation Festival

    13 to 15 October 2026 · Lisbon, Portugal

    Platinum Sponsor

    View event

From the organisers’ published exhibitor and sponsor lists.

Event types: Commercial aviation (4), Cargo and logistics (1). Browse the calendar

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