Southwest Summer Sale 2025. 4, 2025, offering customers a head start to book next summer's vacation. Southwest will debut overnight flights on february 13, 2025, with customers able to book redeye flights from denver, san diego, sacramento, las vegas, los angeles and.
Southwest has announced the next flight release date will be february 6th for flights through. Find the best featured offers with southwest airlines to help you save more on everything from flights to rental cars.