Bangalore to Manali can be reached via Delhi. You can reach through flight or train. Flight will take around 2 hours 45 minutes to reach. Cost would be between Rs.2800-15000. Delhi to Manali can be reached via bus which will take 15 hours. The cost will be between Rs.750-1800. You can take a train from Bangalore to Delhi but it will take amost one and a half day to reach Delhi. Cost would be ranging from Rs.450-2800. Once you reach Delhi you can take a bus as stated above. You can catch a flight to Chandigarh too it would take about 3-5 hours to reach the same. The cost would be somewhere between Rs.4000-8000. Once you reach Chandigarh you can take a bus to Manali which will take around 10 hours to reach. Cost would be between Rs.700-1400.