1. INTRODUCTION
The airline industry had experienced a revolution since the deregulation conducted by the governments thought the world. The deregulation allowed companies to operate with fewer constraints than before and created many new opportunities. However, while the major big companies pursued "hub and spoke "strategies, and global alliances, a different approach or concept emerged and that is the no-frills airlines which used regional airports. (Piercy, 2000)
Following the terrorist attack on September 11, 2001, a number of major airlines filed for bankruptcy, including companies su…