FRONTIER AIRLINES (FL)
Aircraft Operated:
Boeing 737-200
Cities Served:
Denver, Rock Springs, West Yellowstone
TRANSWESTERN AIRLINES OF UTAH (WZ)
Aircraft Operated:
Fairchild Swearingen Metro
Cities Served:
Salt Lake City
WESTERN AIRLINES (WA)
Aircraft Operated:
Boeing 737-200
Cities Served:
Idaho Falls
