The world's airlines have scheduled 6% fewer flights for April 2009 compared with the same month last year, with a 3% drop in seat capacity, according to the latest statistics from OAG , the world's leading aviation data business and part of UBM Aviation. This is the ninth successive month of declines, and represents a reduction of more than 136,000 flights and 9 million seats year on year. The total number of flights scheduled to operate worldwide this month is 2.34 million, offering 287.3 million seats to travelers around the globe.