2013-09-02 — /travelprnews.com/ — Strong passenger demand and additional aircraft inducted to the fleet has prompted the Doha-based airline to add frequencies to its popular and growing routes. Highlights of the frequency increases are: Ankara (Turkey) 4 flights a week from 3 beginning Sep 18 Belgrade (Serbia) 4 flights a week from 3 beginning Sep 18 Bucharest… Read the full press release