This information about transportation options in Sewanee might help your romantic trip get off to a smooth start: To get to Sewanee, you can fly into Chattanooga, TN (CHA-Chattanooga Metropolitan), which is the closest major airport, located 42.6 mi (68.5 km) from the city centre. If you’d like to venture out around the area, consider renting a car to explore more sights.