Home Slickdeals Southwest Airlines 40% off select flights everywhere 8/8-11/1 – code “40off” Slickdeals Southwest Airlines 40% off select flights everywhere 8/8-11/1 – code “40off” By ARCOM - 13 June 2023 24 0 SHARE Facebook Twitter Go to the deal page: Southwest Airlines 40% off select flights everywhere 8/8-11/1 – code “40off”