Andaman packages from Chennai are typically tours with priority to the hotel stay, airport transfer and airport transfer in Port Blair, Daily breakfast tickets on ferry/cruise amongst other well visited places like: Ross Island, North bay and Radha Nagar Beach. The additional water sports include snorkeling and scuba diving, which is optional in some of the plans. This is in general excluding flights and you will have to reserve them on your own. The months of October to May are the best months of the year when the weather and conditions of water activities are good, thus making the booking of the best season to travel between Chennai and Andaman.