New Delhi, Oct 29 (TIWN) In a development that will allow budget passenger carrier IndiGo to operate ultra long-haul international flights, the airline on Tuesday placed a firm order for 300 A320neo family aircraft, which includes an undisclosed number of A321XLR planes which can go up to 4,700 nm (8,704.4 kms).

With this, IndiGo's total number of A320neo family aircraft order now stands at 730, the airline said in a statement. "This order is an important milestone. India is expected to continue with its strong aviation growth and we are well on our way to serve more customers and deliver on our promise of providing low fares, among others," said Ronojoy Dutta, chief executive officer, IndiGo.