India, Oct. 30 -- IndiGo CEO Willie Walsh on Thursday indicated that higher ticket prices were unavoidable after the airline reported a net loss of Rs.1,879 crore in the September quarter mainly due to pressure from elevated jet fuel prices and the depreciation of the rupee. The loss narrowed from Rs.2,582 crore in the year-ago quarter but the airline's fuel bill rose 67.2% year-on-year to nearly Rs.9,967 crore, even as revenue from operations increased 25.9% to Rs.23,364 crore. Walsh, who took over as CEO in August, said despite raising fares and adding fuel surcharges, the airline had been able to recover only about 60% of the increase in fuel bill. "Obviously we want to try and minimize the increase in fares... But we have no choice but to look to increase fares in an effort to offset ...significant increase...in the fuel bill," he said.P15...