When Will Southwest Airlines Release May 2024 Flight Schedule. The next schedule release goes through august so probably a couple months after that schedule release. Flight schedule now available for booking through june 3, 2024the carrier adds new nonstop service between washington (dulles) and phoenixdallas,.

When will southwest schedule flights for march and april 2025? Southwest airlines announced the extension of its flight schedule through early 2024 and the addition of new seasonal nonstop service.