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Trusted Professional Global Services

ASI provides Interline billing auditing services to over 35 major airlines around the world.


Flexible & Tailored Services

ASI Business Process Support Services will be tailored and designed to solve your in-house staff challenges and skill shortages.


Savings-based Pricing Model

ASI Auditing Services are provided on a savings-based pricing model ensuring that your airline incurs no direct cost for utilising ASI.

Why ASI?

ASI services are utilised by 11 of the top 20 airlines by Revenue reported*

ASI Services are utilised by 15 of the top 25 Reporting Airlines worldwide**

ASI is providing Interline Billing Auditing Services to the top 3 Reporting Airlines worldwide by System Traffic.

The quality assurance work done by ASI gives comfort to airline management and external stakeholders that the Interline processing system is working accurately and maximising revenue for the airline

ASI is expert in proration and interlines taxes – knowledge that is critical to the Interline billing process.

ASI services are flexible and designed to match the needs of the Airline.


* Source: Airline Business
        ** Source: Air Transport World November 2015

ASI Client Benefits

  • A flexible customer friendly service
    There is no fixed cost - fees are commission based
  • If there is no recovery then no fee is payable - a win win solution
  • No investment required - the process is electronic and simple to put in place
  • When the process is in place it runs automatically each month
  • Delivering additional cash and profit for your airline
  • ASI will provide you with Quality Assurance that your outward SIS billings are accurate and that you are not under billing your partner airlines
  • Talk to our customers and find out why using ASI assures you of best practice in airline revenue accounting