The journey from Dukhar to Kanpur covers about 700 km. You will need to travel through Delhi. The most practical way is to take a train from a major hub. Expect a travel time of 15+ hours by train or a combination of road and air.
Total Distance: 700 km by road, 550 km straight-line.
The Shram Shakti Express is a popular train from Delhi to Kanpur.
October to March for pleasant weather.