In Basco, go to Ivana port (25-30 minutes from Basco / P25 fare in the jeepney) and board the boat going to Sabtang. Boat leaves between 6 - 7 am. Fare in the boat is P75/pax or P150 round trip. There are times when the weather is not good and Coast Guard will not allow the boat to depart. Travel time to Sabtang is 45 minutes.
From Sabtang, boat leaves to Basco 12:30 pm.
Fee for the motorbike in the boat - P200 (round trip)
Before embarking on your tour, you have to pay first the tourist fee. It is paid int he town's Tourism Office.
Try to drop by at San Vicente Ferrer Church in town.
To date, there are a total of 4 lightouses in Batanes. Three are in Basco and the fourth one is in Sabtang. There is no lighthouse in Itbayat Island.
Before I forget, there is a P50 entrance fee in the lighthouse since it is now privately-owned.
This tour is best enjoyed on foot. One has to trek the hill and see the breathtaking views.