British Airways (BA) has been forced to cancel hundreds of long-haul flights due to maintenance issues with Roll-Royce jet engines on their Boeing 787 Dreamliners. The cancellations have affected thousands of passengers, with the airline halting the launch of its services to Malaysia and reducing flights to Qatar. Routes between Gatwick Airport and New York JFK have also been suspended due to wear and tear on the airline’s Trent 1000 engines. Rolls-Royce has been unable to supply enough replacement engines and parts to keep all 787s operations, according to BA. The impact has been significant …