Trans States Airlines
 Trans States Airlines is the 22nd largest American regional airline. Trans States Airlines along with Compass Airlines and GoJet Airlines is owned by Trans States Holdings and is headquartered in Bridgeton Missouri.As of 2011 Trans States Airlines employed 650 people throughout North America. The airline operates over 150 daily flights in 39 cities as United Express for United Airlines and US Airways Express for US Airways. In total TSA carried 2.1 million passengers in 2011.