State express transport corporation operates bus services to Ernakulam from Chennai via Villupuram, Coimbatore, Palakkad, Thrissur. The bus service is used by the people of Kerala and Tamilnadu. SETC is the only state owned corporation operating the route and Kerala State Road Transport Corporation does not operate in this route.
The bus service uses an Ashok Leyland bus chassis with Air Suspension and Pushback seats comfort. Previously buses in the sector used to operate with TV at present as per Motor Vehicles Department rule the TV set is removed from the bus.
The bus is 2*2 seater with ample space for leg, there is luggage compartment separately for passengers carrying the heavy luggages for the trip. Any parcel or boxed items are chargeable as per charges day to day.
The bus service 791 UD haves a pair bus operating from Ernakulam to Chennai. The bus from Chennai starts its Journey from Chennai CMBT H791 at 3:05 pm, the service have other boarding point for passenger convenience from Perungalathur, Mahindra City and Villupuram. The bus have dropping point at Palakkad, Thrissur and Final Destination Ernakulam.
The route no. of the bus is H791 towards Cochin on return journey it is 791 UD. The reason difference is during return journey bus will take express highways and onwards journey it will connect and have 4 boarding points.