Northwest Airlines

Northwest Airlines is an American airline headquartered in Eagan, Minnesota. Northwest has three major hubs in the United States: Detroit Metropolitan Wayne County Airport, Minneapolis-Saint Paul International Airport, and Memphis International Airport. Northwest also operates flights from a hub in Asia at Narita International Airport near Tokyo and also operates transatlantic and Asian flights in cooperation with partner KLM from Schiphol Airport in Amsterdam. Additionally, it maintains focus city operations at the Indianapolis International Airport, Honolulu International Airport and Seattle-Tacoma International Airport.Northwest is the world's fifth largest airline in terms of RPK (revenue-passenger-kilometers). In addition to operating one of the largest domestic route networks in the U.S., Northwest carries more passengers across the Pacific (5.1 million in 2004) than any other U.S. carrier, and carries more air cargo than any other passenger airline. The airline, along with its parent company and subsidiaries, is currently operating under Chapter 11 bankruptcy protection which, in the United States, allows continued operation during the reorganization effort, not cessation of flights as in the case in some countries. Northwest is expected to exit bankruptcy protection during the second quarter of 2007.Northwest Airlines' regional flights are operated under the name Northwest Airlink by Mesaba Airlines, Pinnacle Airlines, and Compass Airlines. Its frequent flyer program is called WorldPerks.