United Airlines is least profitable U.S.-based carrier By: Chicago Business Journal via Business Journals January 10, 2017 at 15:32 PM EST The Chicago-based carrier came up short compared to other United States-based airlines in a new profitability study out this week. Read More >> Related Stocks: Alaska Air Group American Airlines Gp Hawaiian Hlds Inc Jetblue Airways Corp Vanguard FTSE Dev Asia Pac All Cap ETF