Check into your hotel. In the evening, visit the historic Cellular Jail and attend the evocative Light and Sound Show. Airport pick-up. Allow time for check-in and relaxation before the evening show.
Early start (around 3:30 AM - 4:00 AM) to begin the journey to Diglipur via the Andaman Trunk Road (ATR). The route involves vehicle convoys through the Jarawa Reserve and two ferry crossings (Middle Strait and Humphrey Strait). Stop at Baratang for the Limestone Caves. Continue the journey to Diglipur, reaching in the evening. This is an extremely long travel day (10-12 hours). It's best done by private AC cab/SUV for comfort. Overnight stay in Diglipur.
Visit the main attraction, Ross & Smith Islands (twin islands connected by a natural sandbar). This requires a boat ride from Ariel Bay Jetty. Additionally, you can visit Kalipur Beach (famous for turtle nesting, if in season). (Overnight in Diglipur)
Early morning start from Diglipur to Rangat and then a ferry form Rangat to Havelock Island. Check into your hotel/resort. Visit Radhanagar Beach (Beach No. 7), one of Asia's most beautiful beaches, for sunset.
Morning visit to Kalapathar Beach for the scenic drive and quiet atmosphere. After breakfast, proceed to Elephant Beach via speed boat for water activities like Snorkeling, Sea Walking (optional/extra cost), and enjoying the beach. Return to your resort by late afternoon.
Check out from the resort and take a morning ferry back to Port Blair. Check in to your Port Blair hotel. In the late afternoon (around 3:00 PM), drive to Chidiya Tapu (Bird Island) to witness one of the most magnificent sunsets in the Andaman Islands.
Check out from the hotel. Depending on your flight schedule, you can do some last-minute souvenir shopping (like at the Sagarika Emporium) or visit a local museum (like Samudrika Naval Marine Museum). Transfer to Port Blair Airport for your departure.