Home Slickdeals Southwest Airlines: Purchase Flight by 8/30, Travel by 09/30, Get Companion Pass... Slickdeals Southwest Airlines: Purchase Flight by 8/30, Travel by 09/30, Get Companion Pass (Valid 1/8/2024 – 3/8/2024) By ARCOM - 28 August 2023 36 0 SHARE Facebook Twitter Go to the deal page: Southwest Airlines: Purchase Flight by 8/30, Travel by 09/30, Get Companion Pass (Valid 1/8/2024 – 3/8/2024)