As of 2015, Allegiant Air flies to the Tri-Cities area of Northeast Tennessee and Southwest Virginia from the Florida cities of Tampa and Orlando. Flights land at Tri-Cities Regional Airport, serving the cities and surrounding communities of Bristol, Johnson City and Kingsport.
Allegiant Air offers non-stop service to the Tri-Cities region from Orlando Sanford Airport on Tuesday, Thursday and Sunday. The airline offers non-stop services from St. Pete-Clearwater International Airport on Thursday and Sunday.
Two other airlines serve the Tri-Cities area. Delta offers non-stop flights daily from Hartsfield-Jackson Atlanta International Airport. U.S. Airways express serves the region with non-stop daily flights from Charlotte Douglas International Airport in North Carolina.