Home Slickdeals Southwest Airlines Nationwide Spring Travel 2-Day Sale Starting from $49 Continental USA... Slickdeals Southwest Airlines Nationwide Spring Travel 2-Day Sale Starting from $49 Continental USA or $39 InterIsland Hawaii OW – Book by March 12, 2020 By ARCOM - 12 March 2020 118 0 SHARE Facebook Twitter Go to the deal page: Southwest Airlines Nationwide Spring Travel 2-Day Sale Starting from $49 Continental USA or $39 InterIsland Hawaii OW – Book by March 12, 2020