Reports have identified the longest routes operated by the airbus a350, with various outlets listing the top routes. The number of routes listed varies, with some outlets reporting on the top 8, 9, or 10 longest routes, and some focusing specifically on the a350-1000 or a350-900 models. The airlines operating these long-haul flights include qantas, qatar, and singapore, with one notable route being a sydney to london flight.