The airport has a single terminal building serving domestic and international passengers. The terminal is well-maintained and has modern facilities such as lounges, restaurants, cafes, and duty-free shops. The airport also has a prayer room, baby care room, and smoking room for the convenience of passengers.

Trivandrum International Airport is the second busiest airport in Kerala after Cochin International Airport. It handles a large number of domestic and international flights daily. Major airlines such as Air India, IndiGo, SpiceJet, and Emirates operate from the airport. It also serves as a hub for Air India Express, a low-cost carrier connecting Trivandrum with the Middle East and Southeast Asia.

The airport has won several awards for its services and facilities. In 2020, Airports Council International ranked it the 5th best airport in the category of airports handling up to 15 million passengers annually. The airport has also implemented several eco-friendly initiatives, such as rainwater harvesting and solar power generation.

In conclusion, Trivandrum International Airport is a well-equipped and well-maintained airport that serves as a gateway to the beautiful state of Kerala. Its modern facilities, efficient services, and eco-friendly initiatives make it a preferred choice among travellers.