Delhi’s Indira Gandhi International Airport (DEL), managed and operated by the GMR Aero-led consortium – Delhi International Airport Limited (DIAL), continues to redefine India’s international connectivity, consolidating its position as the country’s foremost global hub bridging East and West.
In the 12 months from September 2024 to August 2025, Delhi Airport handled over 6.7 lakh (670,000) East– West–East transit passengers, marking a 34% year-on-year increase compared to 4.98 lakh (498,000) in the previous year. Of this, East-to-West passenger traffic grew 34%, while West-to-East traffic rose 35%, underscoring Delhi’s growing relevance as a preferred international transit/transfer point between Asia and
Europe.
Among airlines facilitating this growth, Air India contributed 67% of East-to-West transit/transfer traffic, followed by IndiGo with 25%, reaffirming the strong partnership between Indian carriers and Delhi Airport in enhancing global connectivity, as per IATA data.
Air India and IndiGo together handle over 90% of the total passenger traffic through Delhi. DIAL has been closely collaborating with both carriers to strengthen East–West hub connectivity and position Delhi Airport as a leading global transfer hub.