Home to pretty treasures, Kallakurichi is India's best kept secret. A gripping city on its own right, Puducherry also deserves a visit. Attractions in Puducherry include Paradise Beach, Promenade, The Sacred Heart Of Jesus Church. Also, to reach Kallakurichi, you'll have to take a flight to Puducherry; so its not really a detour. And even if it is, the city is worth paying at least a quick visit. 1-2 days is an ideal duration of visit to Kallakurichi.
Don't just take a trip, let the trip take you! Have a enjoyable time at Kallakurichi.