Chhatrapati Shivaji Maharaj International Airport (IATA: BOM, ICAO: VABB) is an international airport serving Mumbai and the Mumbai Metropolitan Region (MMR). It is the second busiest airport in India in terms of total and international passenger traffic after Delhi, and was the ninth busiest airport in Asia and 25th busiest airport in the world by passenger traffic in fiscal year 2023-24.

The airport is operated by Mumbai International Airport Limited (MIAL), a Joint Venture between Adani Enterprises, a subsidiary of the Adani Group and Airports Authority of India.

A dedicated six lane, elevated road connecting the new terminal with the main arterial Western Express Highway was also opened to the public the same day. The airport offers nonstop or connecting flights to all six inhabited continents.

The airport is named after Shivaji (1630–1680), 17th-century Chhatrapati of the Maratha Empire. It was renamed in 1999 from the previous "Sahar Airport" to "Chhatrapati Shivaji International Airport" (the title "Maharaj" was inserted on 30 August 2018). It is situated across the suburbs of Santacruz and Sahar Village in Vile Parle East.