Trans States Airlines (TSA) is working to finance aircraft slated for its new United Express flights set to begin in late fall as the carrier continues to shrink its turboprop fleet.

Bridgeton-based Trans States Airlines announced this week that it will shed an additional 150 jobs when American Airlines cuts back its flight schedule out of Lambert-St. Louis International ...

U.S. regional airline Trans States Airlines firmed up seven options for Embraer ERJ-145s, with deliveries set to start during the second half of this year.