flights as within Australia, short-haul as those to South East Asia/Pacific and long-haul as those to Abu Dhabi or Los Angeles. Europe The European Union defines any passenger flight between city pairs separated by a great circle distance less than 1,500 km to be short-haul, between 1,500 and 3,500 km as medium-haul, and all flights greater than 3,500 km to be long-haul routes. Eurocontrol defines "very short-haul" flights as being less than 500 km, short-haul flights being between 500 to 1,500 km, medium-haul flights being between , and long-haul flights as longer than that. The Association of European Airlines defined Long-haul as flights to Americas, sub-Saharan Africa, Asia, Australasia and medium-haul as flights to North Africa and Middle East. The now defunct airline Air Berlin defined short- and medium-haul as flights to Europe/North Africa and long-haul as those to the rest of the world. Air France defines short-haul as domestic, medium-haul as within Europe/North Africa and long haul as the rest of the world. North America American Airlines defines short-/medium-haul flights as being less than and long-haul as either being more than or being the New York–Los Angeles and New York–San Francisco routes. United Airlines defines short-haul flights as being less than and long-haul flights as being greater than . Aircraft category definitions Flight Haul Type terms are sometimes used when referring to commercial aircraft. Some commercial carriers choose to refer to their aircraft using flight haul type terms, for example: Delta Air Lines referred to its Boeing 717, MD-88 and MD-90 as short-haul domestic aircraft; Boeing 757, Boeing 737, Airbus A319 and A321 as long-haul domestic; and its transoceanic Boeing 757, 767, 777 and Airbus A330 as long-haul. Lufthansa classifies its fleet as: long-haul for wide-body aircraft such as the Airbus A330/Airbus A340, Airbus A350, Airbus A380, and Boeing 747; medium-haul for narrow-body aircraft like the Airbus A320 and 737 families; and short-haul for regional jets like the Embraer E-Jets and the Bombardier CRJ-900. TUI Airways refers to their Boeing 737 as a short and mid-haul airliner and the Boeing 767 and 787 as long haul. While they are capable of flying further, long-haul capable wide-bodies are often used on shorter trips. In 2017 - 40% of A350 routes were shorter than , 50% of A380 flights fell within , 70% of 777-200ER routes were shorter than , 80% of 787-9s routes were shorter than , 70% of 777-200LRs