Popular areas to buy flats in Chennai include Anna Nagar, Velachery, Porur, OMR, and Sholinganallur. These localities offer a mix of luxury and affordable options with good connectivity to IT hubs, schools, and hospitals. OMR is ideal for professionals, while Anna Nagar suits families seeking upscale living. Porur and Velachery provide mid-range choices with growing infrastructure. Each area’s demand and amenities make it attractive to buy flats in Chennai, ensuring a balance of lifestyle and investment potential for buyers.