The 12345 / 12346 Saraighat SF Express[1] is a daily Superfast Express train which runs between Howrah Junction, Kolkata (West Bengal) and Guwahati (Assam), via Barddhaman, Rampurhat, New Jalpaiguri Junction in Siliguri, North Bengal.

'Saraighat SF Express is one of the fastest trains that connects Kolkata to the North East, and gets high priority end to end.'

This train has 22 LHB coaches.

[2] Howrah to Guwahati Guwahati to Howrah Please note that one of the rakes of this train has the exact opposite coach composotion of what is mentioned.

The train is hauled by a WAP-7 locomotive from Howrah shed.