Home Slickdeals Southwest Airlines Flights: Register to Earn Double Rapid Rewards Points Free... Slickdeals Southwest Airlines Flights: Register to Earn Double Rapid Rewards Points Free (Travel April – June 13, 2018) By ARCOM - 10 April 2018 180 0 SHARE Facebook Twitter Go to the deal page: Southwest Airlines Flights: Register to Earn Double Rapid Rewards Points Free (Travel April – June 13, 2018)