Why Are Airline Stocks Struggling? By: Benzinga via Benzinga June 15, 2016 at 09:44 AM EDT In the past three months, airline stocks have severely lagged the S&P 500. In fact, since the beginning of March, the U.S. Global ... Read More >> Related Stocks: Alaska Air Group Allegiant Travel Com American Airlines Gp Delta Air Lines SPDR S&P 500 ETF Trust US Global Jets ETF