
As the U.S. government shutdown entered its 35th day, Transportation Secretary Sean Duffy’s dire warning of potential airspace closures started caution bells clanging across the aviation and ETF markets. Investors holding airline-focused ETFs, such as the U.S. Global Jets ETF (NYSE:JETS) and the Amplify Travel Tech ETF (NYSE:AWAY), are bracing for some level of uncertainty amid increasing flight delays and staffing at critical lows.