New Delhi, March 20 -- India's largest airline IndiGo expects to fly 200 million passengers annually by 2030, an 80% increase from the 113 million passengers it flew in 2024, led by its fleet expansion from 439 aircraft to 600 by the end of the decade.

Top executives of InterGlobe Aviation, IndiGo's parent company, told analysts in Gurugram on Wednesday that the airline would expand beyond its domestic network to lucrative international routes, taking its share of international outbound traffic to 40% from the current 28%. It will also focus on premiumization by adding more business class seats.

Long-haul routes are expected to drive IndiGo's international expansion, analysts said. "Its focus is on bringing down the cost of aircraft own...