Mesaba Airlines Reports Capacity and Traffic for May 2007

Business Wire, June 13, 2007

MINNEAPOLIS & ST. PAUL, Minn. -- Mesaba Airlines, a wholly-owned subsidiary of Northwest Airlines Corporation (NYSE:NWA), today reported capacity and traffic for May. Mesaba Airlines flew 72.2 million available seat miles (ASMs) in May, which was down 58.6% year over year. Mesaba carried 207,525 passengers in the month, which was down 45.8% year over year generating 45.9 million revenue passenger miles (RPMs). Passenger load factor, representing capacity filled, decreased 9.4 points year over year to 63.6%.

Separately, Mesaba Airlines announced its operating performance for the month of May:

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Mesaba, a wholly-owned subsidiary of Northwest Airlines, operates as a Northwest Airlink partner under service agreements with Northwest Airlines. The airline serves 74 cities in the United States and Canada from Northwest's three major hubs: Detroit, Minneapolis/St. Paul and Memphis. Mesaba operates an advanced fleet of regional jet and jet-prop aircraft, consisting of the 34 passenger Saab SF340 and the 50-passenger Canadair Regional Jet. As previously announced, Mesaba began operating the first of 36 76-passenger Bombardier CRJ900 regional jet aircraft on June 7, 2007. Mesaba's Web site can be found at www.mesaba.com.