Hong Kong flag carrier Cathay Pacific Airways will raise fuel surcharges by up to 41 per cent on most passenger flights from August, citing escalating tensions in the Middle East. The airline said on Friday that the higher passenger and cargo fuel surcharges would take effect on August 1, following a brief period of declines after prices peaked in April. “This is the first increase to passenger and cargo fuel surcharges since April, and levels remain below their peak in that month,” Cathay...