Home Slickdeals Southwest Airlines New Routes & Intro Fares Bookable Thru Jan 5 2022... Slickdeals Southwest Airlines New Routes & Intro Fares Bookable Thru Jan 5 2022 Travel Dates – Book By June 11, 2021 $39 By ARCOM - 10 June 2021 61 0 SHARE Facebook Twitter Go to the deal page: Southwest Airlines New Routes & Intro Fares Bookable Thru Jan 5 2022 Travel Dates – Book By June 11, 2021 $39