The major downside of travelling from Udaipur to Jodhpur by practice is it’s particularly time consuming. Assuming there won't be any delays, it’s around a 5 hour teach journey from Udaipur to Ajmer then A further 4-5 hour teach journey on to Jodhpur.The easiest way to receive from Udaipur to Jodhpur (or from Jodhpur to Udaipur for that matter!