You can reach Nagpur to Manali via flight and train both ways. Flight will take almost 2 hours to reach Delhi. The flight tickets would be somewhere between Rs.2500-4000 for. Once you reach Delhi you can take a bus to Manali which will take around 15 hours to reach. The cost of the bus would be somewhere between Rs.750-1800. You can even opt for a train to Delhi which will take around 17 hours to reach Delhi. The tickets would cost you somewhere between Rs.250-2500. Once you are in Delhi you can take a bus to Manali. You can even take a flight from Nagpur to Chandigarh which will take around 4-7 hours to reach. The price of the tickets would be somewhere between Rs.3800-5000. Once you reach Chandigarh you can take a bus to Manali which is around 10 hours from Manali. The tickets range between Rs.700-1400.