Best way to travel between Delhi and Chennai

A: Delhi

B: Chennai

Travel Modes: Price; Distance; Duration; CO2

bus: $30.0; 2497.73 km; 48h 30mins; 74.93 kgs

train: $41.0; 2239.22 km; 30h 31mins; 118.68 kgs

flight: $103.0; 1862.24 km; 5h 31mins; 201.12 kgs

drive: $240.0; 2161.4 km; 30h 53mins; 276.66 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	2497.73 km	48h 30mins	1,869 INR	30.0
Train	2239.22 km	30h 31mins	2,554 INR	41.0
Flight	1862.24 km	5h 31mins	6,417 INR	103.0
Drive	2161.4 km	30h 53mins	14,951 INR	240.0

Take Bus from Delhi to Vijay Nagar: Time: 33h 20mins Cost: 810 INR; $ 11.7 - 14.3 USD CO2 Emission: 57.49 kgs
Take Bus from Hampi to Chennai: Time: 13h 58mins Cost: 685 INR; $ 9.9 - 12.1 USD CO2 Emission: 17.11 kgs
Take Car from Chennai to Chennai: Time: 11mins Cost: 374 INR; $ 5.4 - 6.6 USD CO2 Emission: 1.49 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Delhi and Chennai is to travel by bus, which will cost about 1,869 INR or 27.00 USD.