The AF 18 Super Hornet, also known as the F/A-18 Super Hornet, is a multirole fighter aircraft operated by the United States Navy and other countries. The top speed of the F/A-18 Super Hornet is approximately Mach 1.8, which is roughly 1,190 miles per hour (1,915 kilometers per hour) at high altitude. It's important to note that the speed of an aircraft can vary depending on various factors such as altitude, weight, and configuration.