The distance from Ayodhya to Thiruvananthapuram is approximately 2500 km. This is a long-distance journey. The most practical way to travel is by flight, which takes about 5-6 hours. Train travel is possible but takes over 45 hours. Road travel is not recommended.
Total Distance: 2500 km by road and 2200 km by air.
Very long journey.
Connecting flights are the best option.
October to March for pleasant weather.