Want to travel from Khanna to Kolkata? Know about the trains running on this route. Some of the trains that run on this route are Hwh ASR HWH EXPRESS (13050),KOLKATA EXP (13152) etc. If you’re travelling, you can board the train from the following stations - KHANNA (KNN) . Time taken by different trains is approximately 36h 56m to 42h 16m. Choose your train according to your suitability from trains that run on daily basis like ASR HWH EXPRESS (13050) , KOLKATA EXP (13152) etc.