Southwest Airlines Expands Network with 12 New Routes for Summer 2025
DALLAS, Texas — Southwest Airlines announced today the addition of 12 new nonstop routes to its summer 2025 schedule, targeting key leisure and business destinations across the United States. The expansion, effective June 5, 2025, includes service from Nashville International Airport to Portland, Oregon, and from Denver International Airport to Charleston, South Carolina. The carrier also confirmed increased frequencies on existing popular routes, such as Chicago Midway to Cancun, Mexico. Analysts attribute the move to growing demand for affordable travel options amid post-pandemic recovery. The new flights are now available for booking, with introductory one-way fares starting at $49.