Southwest Airlines will introduce three new seasonal routes from Nashville, Tennessee, in the summer of 2027. The airline plans to connect Nashville with Boise, Idaho, Nassau in the Bahamas, and Providenciales in the Turks and Caicos Islands. Specific start dates and flight frequencies for these routes have not been disclosed.
Southwest’s Expanding Presence at Nashville Airport
Southwest Airlines has maintained a strong presence at Nashville Airport with flights to multiple destinations across the United States, Mexico, Central America, and the Caribbean. In 2024, the carrier established a crew base at Nashville. Construction is currently underway on a new airport lounge to serve passengers. Additionally, Southwest will
resume its seasonal service connecting Nashville to Bozeman, Montana, and Portland, Oregon.
Simultaneous Expansion Announced for Austin
On the same day it announced the new Nashville routes, Southwest revealed plans to expand its network in Austin, Texas, with the addition of seven new domestic and international routes. Southwest continues to broaden its service footprint in key markets across North America. AirlineGeeks.com reported these developments on October 5, 2026.








