Travel US sues to block JetBlue-Spirit merger, saying the union would leave ‘travelers to face higher fares’ March 7, 2023March 7, 2023Zach Wichter, USA TODAYComments Off on US sues to block JetBlue-Spirit merger, saying the union would leave ‘travelers to face higher fares’ The Justice Department sued to block JetBlue Airways' $3.8B purchase of Spirit Airlines, saying the deal would reduce competition and drive up fares.