Cochin International Airport Nedumbassery is the nearest airport and is located about 86 km away. Trivandrum Airport is located about 157 km from Alleppey
Mararikulam is connected by rail .Nearest railway station is Alleppey railway station which is 15 kms from marrari. One can reach here from many cities like Cochin, Thiruvananthapuram, Kozhikode, Chennai, Bangalore, Coimbatore, Mumbai Bombay, New Delhi, Mangalore, and Kolkata.
Mararikulam is also well connected by road. NH 47 passes through S.L.Puram, which is 5 km to the east of Mararikulam. Kochi, Kollam, Thiruvananthapuram, Kozhikode, Chennai, Bangalore, Coimbatore are well connected by road to Alappuzha.