NEW DELHI: IndiGo parent InterGlobe Aviation on Monday reported over twofold jump in profit at Rs 496 crore for the December quarter compared with Rs 185.20 crore in the same quarter last year.Revenue for the quarter rose 25.5 per cent to Rs 9,931.70 crore on 19.3 per cent increase in capacity during the quarter, the company said in a regulatory filing.CEO Ronojoy Dutta said: "We started operations in seven new international routes and 17 new domestic routes and operated a peak of 1,634 daily departures during the quarter. I am very enthusiastic about the way we have been developing our network, connecting cities large and small to provide more choice to our customers. We have added small cities such as Shirdi and Shillong to our network while extending our reach to major cities such as Hanoi and Guangzhou."The company said its passenger ticket revenue rose 24.1 per cent to Rs 8,770 crore. Total cash balance stood at Rs 20,068 crore, which included Rs 9,412 crore of free cash and Rs 10,656 crore of restricted cash.InterGlobe Aviation added 12 aircraft during the quarter.Yearly capacity increase in available seat kilometers (ASK), a measure of passenger carrying capacity, is expected to be 20 per cent for the fourth quarter and 23 per cent for FY20, the company said. For FY21, capacity increase in ASKs is expected to be around 20 per cent.