Suspicious travel companions: Bacteria can survive for days on surfaces inside a plane. But that doesn't mean you have to take these critters home with you. Benjamin Arthur for NPR hide caption itoggle caption Benjamin Arthur for NPR Goats and Soda Pathogens On A Plane: How To Stay Healthy In Flight July 14, 2014 We all think of airplanes as hotbeds for diseases. But how easily do pathogens spread on jets? One travel doctor explains what he does to keep from bringing home microbial stowaways.