The journey from Auroville to Coimbatore covers 350 kilometers across the interior of Tamil Nadu. You can take a bus from Pondicherry to Coimbatore, which takes about 7 to 8 hours. The route passes through Salem and Erode. It is a major industrial and educational hub. The roads are generally well-maintained.
Total Distance: 350 km by road, 300 km straight-line.
Overnight buses are the most convenient option.
September to March for pleasant weather.