Allegiant Air is adding a nonstop route between Minneapolis-St. Paul International Airport and McGhee Tyson Airport in Tennessee - Minneapolis / St. Paul Business Journal
Allegiant Air: 19 new seasonal routes focus on Florida and Tennessee
Direct (non-stop) flights from Las Vegas to Knoxville - schedules - FlightsFrom.com
Cheap Flight from Knoxville to Pittsburgh from US$154️ | 2023 TYS - PIT Low Price Tickets-Trip.com
Allegiant to launch nonstop flights from Pittsburgh to Knoxville | Pittsburgh Post-Gazette