Tiruchirappalli International Airport is an international airport serving Tiruchirappalli in the Indian state of Tamil Nadu. It is located on National Highway 336, about 5 km (3.1 mi) south of the city centre. As of today, it is 31st busiest airport in India for passengers handled and 11th busiest for total international aircraft movement. It is the third busiest airport within Tamil Nadu in terms of total passenger traffic, next to Coimbatore and Chennai. The airport is served by two Indian and four foreign carriers providing direct connectivity to five domestic and nine international destinations. The airport covers 998 acres (404 ha). The airport is ISO 9001:2008 quality certified and was declared an international airport on 4 October 2012.