Tiruchirappalli International Airport is an international airport serving the city of Tiruchirappalli in the Indian state of Tamil Nadu. Spread across an area of 702.02 acres (284.10 ha), the airport is located off the National Highway 336, about 5 km (3.1 mi) south of the city center. As of 2025, it is the second-busiest airport in the state by international passenger traffic, after the Chennai International Airport, and the third-busiest in terms of passengers served, after Chennai and Coimbatore International Airports.