IndiGo is an Indian low-cost airline headquartered in Gurugram, Haryana, India. It is one of the largest and most prominent airlines in India, known for its extensive domestic and international network, punctuality, and affordable fares. IndiGo was founded in 2005 by Rahul Bhatia of InterGlobe Enterprises and Rakesh Gangwal.

IndiGo primarily operates domestic flights within India, covering major cities and destinations across the country. It also operates international flights to countries in the Middle East, Southeast Asia, Central Asia, and beyond. The airline has a large fleet primarily consisting of Airbus A320 family aircraft, including A320neo and A321neo models.