Home Slickdeals Southwest Airlines – Two Days Only Airfare Sale for Winter Travel –... Slickdeals Southwest Airlines – Two Days Only Airfare Sale for Winter Travel – Book by Jan 4, 2019 $49 By ARCOM - 3 January 2019 108 0 SHARE Facebook Twitter Go to the deal page: Southwest Airlines – Two Days Only Airfare Sale for Winter Travel – Book by Jan 4, 2019 $49