MUSCAT, Oman, 2018-Jul-25 — /Travel PR News/ —  Oman Air, the national airline for the Sultanate of Oman, has increased its frequency of flights to Salalah, the principal city of the Dhofar region, to cater for the increase in demand from holidaymakers looking to experience the Khareef season which brings in its wake lovely weather… Read the full press release