Traveling to Coimbatore from Thiruvidanthai involves a transit through Chennai. The total distance is approximately 520 km. You can opt for an overnight train from Chennai Central or a private bus. The road route follows NH 48 and NH 544 via Salem.
Total Distance: 520 km by road, 440 km air distance.
Kovai Express is the most reliable train for this route.
September to March for pleasant weather.