It leaves Delhi cantonment every Wednesday from September through April returning the following Wednesday morning. By Air India has one national carrier, Indian Airlines, for domestic flights. Air India files only between the four main cities of Delhi, Mumbai, Calcutta and Madras. All the airlines have representivies office in all the places they fly to. New Delhi, Mumbai, Chennai, Calcutta and Thiruvananthapuram.
Buses vary in price and comfort.
There are breaks in the journey at appropriate locations equipped for such stopovers. Gov. of India Tourist offices Worldwide.