New Delhi, July 19 -- InterGlobe Aviation Ltd, which operates IndiGo, the country's largest airline by market share, on Friday reported a 42-fold surge in net profit at Rs.1,203 crore in the quarter ended June as against Rs.27 crore it posted in same quarter a year ago. The improvement in bottomline is on account of higher sales and improved margins while jet fuel price turned softer and the domestic currency firmed up in the current quarter than in the year-ago period....