Southwest unveils 11-route expansion across 15 cities for summer 2027

Southwest unveils 11-route expansion across 15 cities for summer 2027Southwest unveils 11-route expansion across 15 cities for summer 2027The cards we feature here are from partners who compensate us when you are approved through our site, and this may impact how or where these products appear. We don’t cover all available credit cards, but our analysis, reviews, and opinions are entirely from our editorial team. Terms apply to the offers listed on this page. Please view our advertising policy and product review methodology for more information.Southwest Airlines is planning its biggest flight schedule ever for next summer, with a big focus in Austin, Nashville in San Diego.The Dallas-based carrier on Friday announced an 11-route expansion that includes new service to Costa Rica, Turks and Caicos and the Bahamas.Nine of the routes are flights Southwest has never offered before.As part of its summer 2027 "route drop," the airline will link Austin Bergstrom International Airport (AUS) to three new destinations in the Caribbean and Central America.AUS was the biggest winner overall, with a total of seven completely new or returning routes launching starting in June.Southwest Airlines planes at Nashville International Airport (BNA). SEAN CUDAHY/THE POINTS GUYElsewhere, Nashville International Airport (BNA) will get two new island destinations and a few additional domestic flights.And San Diego International Airport (SAN) will land new service to the Deep South, along with a host of additional flights to cities it's already served.Southwest's new and returning routesHere's the rundown of the routes Southwest is launching and bringing back next summer.This new service will run during the peak summer season between June 3 and Aug. 2, 2027.Reward your inbox with the TPG Daily newsletterJoin over 700,000 readers for breaking news, in-depth guides and exclusive deals from TPG’s expertsBy signing up, you will receive newsletters and promotional content and agree to our Terms of Use and acknowledge the data practices in our Privacy Policy. You may unsubscribe at any time.RouteNotesAustin to Guanacaste Airport (LIR) in Liberia, Costa RicaWeekend serviceAustin to Lynden Pindling International Airport (NAS) in Nassau, BahamasWeekend serviceAustin to Punta Cana International Airport (PUJ)Weekend serviceAustin to Portland International Airport (PDX)Daily seasonal service; last flown in 2018Austin to Sarasota Bradenton International Airport (SRQ)Seasonal Saturday service; last flown in 2023Austin to Savannah/Hilton Head International Airport (SAV)Weekend serviceAustin to Bozeman Yellowstone Airport (BZN)Saturday serviceNashville to Boise Airport (BOI)New routeNashville to NassauNew routeNashville to Howard Hamilton Providenciales Airport (PLS), Turks and CaicosNew routeSan Diego to Will Rogers International Airport (OKC) in Oklahoma CitySeasonal Sunday serviceSouthwest on Friday also announced it would bring back seasonal service operated in 2026 from Nashville to Bozeman, Montana.Ditto for its San Diego flights to Bozeman, Pittsburgh and Columbus, Ohio.Doubling down on Austin, NashvilleIn Austin, Southwest expects to operate its largest-ever schedule next summer, with around 143 departures on peak days.Austin Bergstrom International Airport (AUS). SEAN CUDAHY/THE POINTS GUYThe carrier has gotten plenty of competition in the Texas capital of late, with Delta Air Lines quickly adding routes at an airport it's made one of its top focus cities. But Southwest remains the clear leader at AUS, still.Meanwhile, Southwest is planning as many as 220 daily flights in Nashville next summer.Not coincidentally, AUS and BNA are two airport where construction is already underway on inaugural Southwest airport lounges.Related reading:Your complete guide to maximizing Southwest Rapid RewardsThe best Southwest Airlines credit cardsHow to quickly earn the Southwest Companion PassSouthwest's new seating and boarding policies: What to knowThe best credit cards to reach elite statusReverse redeye? Southwest is launching one of America's wildest itinerariesFeatured image by SEAN CUDAHY/THE POINTS GUYEditorial disclaimer: Opinions expressed here are the author’s alone, not those of any bank, credit card issuer, airline or hotel chain, and have not been reviewed, approved or otherwise endorsed by any of these entities.