About Us

AD OPT is a leading provider of crew planning optimization solutions for the airline industry.

With more than 28 years experience in advanced optimization focused on airline crew planning, the AD OPT name represents innovation, progressive optimization technology, crew management expertise, and above all, personalized support.

Our core focus is to deliver customized solutions for the highly complex task of flight crew planning and scheduling for the world’s leading airlines.

AD OPT’s crew optimization solutions help airlines to:

  • Achieve optimal operations efficiency
  • Improve crew quality of life
  • Attain full regulatory compliance
  • Streamline crew planning & scheduling
  • Minimize flight disruptions
  • Boost operating revenue
  • Reduce operational costs

Headquartered in Montreal, Canada, AD OPT is a division of Kronos Incorporated

What makes us different

Award-winning technology

Award-winning technology

AD OPT offers the only fully customizable suite of crew planning and scheduling solutions specifically optimized for the airline industry. With 25 years of airline crew planning expertise and some of the world’s highest profile airlines in our portfolio, we’ve gained an unmatched understanding of global airline needs.

Setting the standard

Setting the standard

The Altitude suite of crew planning solutions is powered by GENCOL, our industry-leading Column Generation technology that can process unlimited ”what-if” possibilities. The advanced power of this solving engine ensures that airlines can achieve optimal efficiency across operational activities, including strategic resource planning, crew pairing, planning, crew bidding processes, scheduling and rostering.

Superior customer service

Superior customer service

AD OPT prides itself on offering high quality customer service and product support. We employ renowned experts in operations research, computer engineering, and airline crew planning and scheduling, so that we can focus on constant innovation while delivering custom solutions to suit unique airline needs.

Our customer successes


Air Transat Relies on AD OPT for Optimized Pairings and Preferential Bidding Solutions

Airlines with complex operations can no longer rely on software solutions that simply automate planning processes. While the number of aircraft is a factor, complexity can also be measured by how many aircraft and routes the airline operate...

Read this case study

Air Canada Improves Scheduling Efficiency

Air Canada crew members are front line employees, serving as Air Canada ambassadors in delivering safe and satisfying air travel. Ensuring that crewmember flight schedules meet regulatory and contractual requirements, while at the same tim...

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AD OPT through time


AD OPT Technologies is founded by researchers from the internationally renowned decision analysis research group, GERAD

First Altitude PairingTM and Altitude BLISS products successfully delivered to UPS



First Altitude PBS delivered to Air Canada, making AD OPT the pioneer in the global approach to crew Preferential Bidding Systems (PBS)

AD OPT becomes a public company listed on the Toronto Stock Exchange (TSX) under the symbol AOP.



First Altitude Insight delivered to Qantas. AD OPT also launches a comprehensive vacation bidding system, Altitude VBS

AD OPT Technologies is acquired by Kronos, the global leader in workforce management solutions and becomes AD OPT, a division of Kronos



AD OPT delivers Altitude Dream - a fully customized Daily Reserve Award Module to FedEx, allowing the airline to automatically award open time to reserve pilots

First Pairing Repair Module delivered to Atlas Air



AD OPT launches its next generation crew interface, iBid, designed with Web 2.0 technology and rich internet applications

AD OPT is the prefered crew planning solutions
partner to leading airlines worldwide

Our list of clients

Contact us and ask how we can help