Scottsdale, Ariz. July 8, 2008 -- --JDA® Software Group, Inc. (NASDAQ: JDAS), the leading provider of Revenue Optimization software solutions for the transportation industry, today announced it will implement a next-generation Cargo Revenue Optimization platform at American Airlines Cargo. JDA's Revenue Management software solutions are widely used by the largest companies in the travel, transportation, hospitality, retail and other markets.

JDA Group Vice President Revenue Management Andy Archer said, "We are extremely pleased to be working with American Airlines to provide a solution that enables highly accurate demand forecasting, generating enhanced revenue throughout the network. Cargo Revenue Optimization takes into consideration all factors that surround the decision process, helping to gain more value out of every transaction."

About American Airlines Cargo
American Airlines CargoSM, a division of American Airlines, Inc., provides over 100 million pounds of weekly cargo lift capacity to major cities in the United States, Europe, Canada, Mexico, the Caribbean, Latin America and Asia. American, American Eagle and the AmericanConnection regional airlines serve more than 250 cities in over 40 countries with more than 4,000 daily flights. The combined network fleet numbers more than 1,000 aircraft. American provides one of the largest cargo networks in the world, with cargo terminals and interline connections available around the globe. For more information, visit www.AACargo.com.

About JDA Software Group, Inc.
JDA® Software Group, Inc. (NASDAQ: JDAS) is focused on helping companies realize real supply chain and revenue management results - fast. JDA Software delivers integrated merchandising as well as supply chain and revenue management planning, execution, and optimization solutions for the consumer-driven supply chain and services industries. Through its industry leading solutions, leading manufacturers, distributors, retailers and services companies around the world are growing their businesses with greater predictability and more profitably. For more information on JDA Software, visit www.jda.com or contact us at info@jda.com or call +1.800.479.7382.

About JDA Software Services Industries Group (Travel, Transportation, Hospitality and Media)
JDA Software Services Industries Group has pioneered industry leading pricing and revenue management solutions. Today, leaders in the service-based Travel, Transportation, Hospitality and Media industries leverage JDA's expertise to maximize their profits. JDA clients include Carlson Worldwide, Continental Airlines & Cargo, Harrah's-Caesars Entertainment, Omni Hotels, Princess Cruise Lines, Eurostar and TUI Travel (formerly Thomson Holidays).

We do not believe this press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Nevertheless, if remarks in this press release are considered to be ``forward-looking'' or to have forward-looking implications (such as Mr. Archer's remarks concerning the anticipated benefits of using our solutions), we would remind our investors and prospective investors that future events may involve risks and uncertainties. These risks and uncertainties include the fact that not all users will be able to utilize our products with successful results. Other risks and uncertainties that may affect our business are detailed from time to time in the ``Risks Factors'' section of our filings with the Securities and Exchange Commission. As a result of these and other risks, actual results may differ materially from those predicted. We undertake no obligation to update information in this release.

"JDA" is a trademark or registered trademark of JDA Software Group, Inc. Any trade, product or service name referenced in this document using the name "JDA" is a trademark and/or property of JDA Software Group, Inc.

JDA Investor Relations Contact:
Lawrence Delaney, Jr., The Berlin Group
Tel: (714) 734-5000; larry @ berlingroup.com

JDA Public Relations Contact
Julie Keyser-Squires, Softscribe Inc.
Tel: (404) 256.5512, julie @ softscribeinc.com

Caroline Reed, JDA Software
Tel: +44 1 344 35 4503; caroline.reed @ jda.com