The cost of Intrauterine Insemination (IUI) in Chennai can vary depending on various factors including the clinic, the expertise of the medical team, the specific procedures involved, and any additional tests or medications required. On average, the cost of IUI in Chennai can range from INR 5,000 to INR 15,000 per cycle. It's important to consult with a fertility clinic directly to get an accurate estimate based on your individual needs and circumstances.