How to Reach South India
In spite of so much water around it, the best way to reach South India is by air. There onwards, you can use the wide network of trains by the Indian Railways, hire private cabs, Ola/Ubers, take buses or domestic flights from once place to another.
By AIR
Tamil Nadu
Chennai, Coimbatore, Madurai, and Tiruchirapalli are international airports Whereas Tuticorin, Salem and Pondicherry are domestic airports .
There are two more domestic airports in Tamil Nadu named Neyveli airport and Vellore airport.
Kerala
Kerala state has 4 operational International airports as of 2019 and is the only Indian state having 4 international airports along with Tamil Nadu. Airports in Kerala helps in domestic transport and provides good support to tourism in Kerala and also serves the high number of expatriates belonging to the state.
They are:
1. Thiruvananthapuram International Airport
2. Cochin International Airport
3. Calicut International Airport
4. Kannur International Airport
Karnataka
Apparently, there is a total of five functional airports named Bangalore, Mysore, Hubli, Belgaum, and Mangalore.
Mangalore and Bangalore are international airports while the other airports are domestic.
By Rail
Southern Railway, in its present form, came into existence on 14th April 1951 through the merger of the three state railways namely Madras and Southern Mahratta Railway, the South Indian Railway and the Mysore State Railway.
Headquartered at Chennai,
So far, 23 major stations over Southern Railway viz., Chennai Central, Chennai Egmore, Nungambakkam, Tambaram, Chengalpattu,Arakkonam, Katpadi , Villupuram, Kumbakonam, Tanjavur, Tiruchchirappalli, Ernakulam ,Kollam, Trivandrum Central, Mangalore, Coimbatore,Thrissur,Kozhikkode, Madurai, Rameswaram, Coonoor, ...
How to Reach Kerala By Road
Road Trips are an excellent way of enjoying a journey on the road, travelling with friends and family and halting at beautiful locations and exploring local cuisine with your own leisurely routine.
NH32 laces an interconnected web through Tamil Nadu and Pondicherry,
NH42 though Karnataka, Tamil Nadu and Andhra Pardesh,
NH44 has secondary routes in Kerala along with Karnataka and Tamil Nadu,
NH66 winds through Goa, Kerala and Karnataka.
With such an extensive interweaving of national highways, not to mention state highways and district roads as well, South India is very well connected if you want to travel by road.
There are various state run buses that ply to most destinations.
The KSRTC (Kerala), BMTC (Bangalore and surrounding areas) and TNSTC (all over Tamil Nadu) are some of the most famous public buses. There are private buses that are air conditioned and have better suspensions like the Volvo too.