Airline Stock Roundup: LUV’s Tentative Labor Deal, DAL’s Fleet Upgrade & More Posted byMaharathi Basu August 26, 2021 Leave a comment on Airline Stock Roundup: LUV’s Tentative Labor Deal, DAL’s Fleet Upgrade & More Southwest Airlines (LUV) inks a tentative labor deal on its customer-service employees. Delta (DAL) places an order for more A321neo jets.