AdvertisementHow Good Is The World's Most Expensive Fighter Jet?January 02, 2013Larry AbramsonfacebookEmailThe U.S. Navy version of the F-35 Joint Strike Fighter conducts a test flight on Feb. 11, 2011, over the Chesapeake Bay in Maryland. The F-35 is the fighter jet of the future for the U.S. military, but its high cost and many delays have raised questions. (Lockheed Martin/Getty Images)