The Boeing 737 is the world's most popular medium to long range, narrow body commercial passenger jet aircraft. With over 6,000 ordered and over 5,000 delivered, it is the most ordered and produced commercial jet airliner of all time and has been continuously manufactured by Boeing since 1967. The 737 is now so widely used that at any given time, there are over 1,250 airborne worldwide.
On average, one takes off or lands every five seconds.
