The 22309 / 10 Howrah–New Jalpaiguri AC Express was a AC Superfast Express train belonging to Indian Railways – Eastern Railway zone that ran between Howrah Junction (Kolkata) and New Jalpaiguri (Siliguri) in India. It operated as train number 22309 from Howrah to New Jalpaiguri and as train number 22310 in the reverse direction, serving the states of West Bengal and Bihar. Eastern Railway cancelled its operations permanently from 19 May 2020.