From Mumbai, you can easily reach Kailasa Temple by train (15$ fee for a 7 hour commute) or by bus (30$ free for an 11 hour commute). If you are travelling from Delhi, we recommend to flying to Aurangabad and then to take a taxi to Kailasa Temple.
City of Rishikesh
Rishikesh is easily accessible by train or bus from major Indian cities, with the nearest airport being Jolly Grant Airport