The airline's chief financial officer Rohit Philip declined to comment on whether the airline would seek compensation from Airbus Group for the engine issues.
The Directorate General of Civil Aviation said late on Tuesday at least two incidents involving A320 NEO planes fitted with the engines flown by IndiGo - owned by InterGlobe Aviation - and privately-held GoAir - were under investigation.
Larsen & Toubro Ltd is likely to announce today a joint venture with Europe's MBDA Missile Systems to cater to the defence needs of the Indian government.
Citing stable overall sales of 43 billion euros for the period, the company said it would seek to raise deliveries to 670 planes, a rise of 20 aircraft, in order to hit its annual earnings targets.
Europe's largest aerospace group will be renamed "Airbus" after its core planemaking brand under the shake-up, the latest piece of corporate tinkering since it emerged from a cluster of French, German and Spanish aerospace interests in 2000.
The authority said it opened the investigation in July and asked anyone with relevant information to come forward.
The Toulouse, France-based company reported profit of 1.76 billion euros, up from 1.52 billion in the first half of 2015.
Ever since its first engagement with India started way back in 1962, the Airbus Group has had a dream run in the Indian aviation space.
SpiceJet wants to buy more Airbus A320neo and Boeing 737 Max aircraft, Kiran Koteshwar told Reuters. He said the company plans to place an order by the end of this financial year and would look to raise fresh equity or debt to pay for the planes once it had decided how many to buy.
Boeing Co and Tata Advanced Systems Ltd have agreed to work together on manufacturing aerospace and defence equipment including unmanned aerial vehicles, the US company said on Wednesday.
The interest was expressed by Bernhard Gerwert, CEO of Airbus Defence and Space, when he called on Prime Minister Narendra Modi.
Airtel did not share investment details in OneWeb but said it will be able to leverage the investment by becoming a preferred distributor of these services across its operations in 20 countries in Asia and Africa.
Indicating a huge growth potential for the aviation sector, world's two top aircraft makers Boeing and Airbus on Thursday announced total orders worth USD 107 billion at this week's International Air Show here, including firm orders worth about USD 35 billion.
Minister of State for Defence Rao Inderjeet Singh also held a series of meetings with the companies present in the defence sector, including Dassault, from which India has decided to purchase 36 Rafale fighter jets.
Germany's defence minister held out the prospect of more talks on a possible sale of Eurofighter jets to India and, on a visit to New Delhi, said on Wednesday Berlin stood ready to back a multi-billion-dollar Indian submarine project.
The move is designed to allow the board of Europe's largest aerospace company flexibility to distribute part of the proceeds from divestments, it said in a statement.
In India, Airbus Group already operates two engineering centres - one focused on civil aviation and the other one defence - besides, a research and technology (R&T) centre which together employ over 400 highly qualified people.
Shares of AXISCADES Engineering Technologies climbed 10.8 percent intraday on Thursday on signing MoU at Aero India for collaboration to deliver enhanced values to Airbus Group.
IndiGo's co-founders, Rakesh Gangwal and Rahul Bhatia, who is also the Group Managing Director of the airline's parent firm InterGlobe Enterprises, signed the Memorandum of Understanding (MoU) placing firm orders for 250 A-320neo family aircraft at the Airbus headquarters in Toulouse, France.