Tri-Cities Airport (TRI) is a full-service commercial airport serving Northeast Tennessee, Southwest Virginia, Western North ... Carolina and Eastern Kentucky. The Airport offers nonstop flights to four hubs (Atlanta, Charlotte, Orlando and St.Pete-Clearwater) on Allegiant, American, and Delta. TRI is centrally located between the cities of Bristol, Kingsport and Johnson City, Tennessee, just 3 miles off Interstate 81 at Exit 63. You can check flights and purchase airline tickets on our website booking engine at www.TRIflight.com. If you have questions or need more information about the airport, please call (423) 325-6000 or email us at comments@TRIflight.com. read more