# Southwest unveils 15 new routes for March 2027 expansion

_Jul 17 11:00_

Tags: Southwest, Southwest Airlines, Aruba, Austin, Baltimore, Boston, Caribbean, Des Moines, Detroit, Hawaii

Southwest Airlines announced 15 new routes launching in March 2027, adding service to Hawaii, the Caribbean, and expanding presence in Austin, Orlando, Nashville, and Las Vegas

## Summary

Southwest Airlines announced a slate of 15 new routes launching in March 2027, covering 20 cities. Key additions include two routes to Hawaii (San Diego-Kona, San Diego-Lihue), two to the Caribbean (Nashville-Aruba, Nashville-St. Thomas), and cross-country service from Las Vegas to Boston, Miami, and Philadelphia. The carrier is also expanding in Austin (to Detroit), Orlando (to LaGuardia and Pensacola), and Nashville (to Des Moines, Wichita, Aruba, St. Thomas). Additional service includes Baltimore to Philadelphia. These routes aim to bolster Southwest's market lead in Austin and Orlando while supporting spring break 2027 travel

## Why it matters

Affects 3 airline programs (Delta Air Lines, Southwest, Southwest Airlines). New route or product — useful for award booking and positioning flights.

## Sources cited

- [The Points Guy](https://thepointsguy.com/news/southwest-airlines-march-2027-expansion-15-routes) — Southwest unveils blockbuster 15-route expansion for March, covering 20 cities

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