Sundarbans is reachable merely by riverine waterways.
By Air: Nearest airport is Dum Dum airport at Kolkata (166 kms). Indian Airlines connect Kolkata with all the major cities by regular flights in India.
By Rail / train : Nearest railhead is Canning (48km). From Kolkata there are suburban trains to Canning (64 km).
By Road / launch / boat / water transport : There are bus services from Kolkata to various embarkation points Namkhana, Raidighi, Sonakhali and Najatare from where private in addition to WBTDC's Motor launch services are obtainable for Sundarbans. The embarkation points are at a expanse of Namkhana (105 km), Sonakhali (100 km), Raidighi (76 km), Canning (64 km), Najatare (92 km) from Kolkata.
The riverine routes and estimated time taken from diverse embarkation points:
• From Namkhana - Bhagabatpur Crocodile Project (2.5 hours) Sagar Island (2.5 hours) Jambudweep (3.5 hours) From Sajnekhali - Sudhanyakhali (40 minutes) Buridabri (Tiger Project Area) (5 hours) Netidhopari (3.5 hours) Haliday Island (3 hours) From Sonakhali - Gosaba (1 hour) From Raidighi - Kalas (5 hours)