The number of passengers traveling with Turkish Airlines (THY) increased 12.2 percent this year between January and September compared with the same period last year, according to a stock exchange filing yesterday. The filing released on Borsa Istanbul Public Disclosure Platform stated the Turkish flag carrier showed a 5.1 million increase reaching 46.5 million passengers in 2015, up from 41.1million passengers in the same period in 2014. Passenger numbers on domestic routes were also up by 9.1 percent, whereas international Business/Comfort Class passengers increased 6.2 percent for the same period and international-to-international transfer passengers increased 16.8 percent. The number of flight destinations rose to 277 from 260, with domestic destinations up to 48 from 43 and international destinations up to 229 from 217. The number of aircraft in service also rose to 298 from 265 in September 2014.