Tri-Cities Regional Airport TRI is an airport serving the northeast Tennessee and southwest Virginia areas. TRI Airport is situated approximately six miles to the southwest of Kingsport’s city center. Currently, the airport transports about 200,000 passengers annually.TRI Airport has a variety of parking options including metered, short-term and long-term. There are three airlines that fly in and out of TRI serving several domestic locations.At Tri-Cities Regional Airport there is an array of dining and retail options. In terms of services there are ATMs, postal services, shoeshine, recharging stations and Wi-Fi.Getting to and from TRI Airport has never been easier with options including taxis, car rentals and limousines available. If staying near Tri-Cities Regional Airport there are over 20 hotel and motel options within three miles of the airport.