Chennai is about 2200 kilometers from Gautam Buddha Nagar. The fastest way is by flight from Delhi Airport, taking about 3 hours. You can also take a train from Delhi, which takes about 30-40 hours. Chennai is a major city in South India.
Total Distance: 2200 km by road, 1850 km straight-line.
Book tickets well in advance.
Book in advance for cheaper fares.
November to February for pleasant weather.