Wish you had shared more details ( Boarding port ex: Blore, Destination pref: beach / mountain / shopping /adventure etc , Duration etc ) . I would still goahead and recommend few popular destinations 1) As you are planning way ahead you can really plan any destination at economical and similar cost. Few Destinations ( GOA - for beach/relaxation/party n Dec preplanning best rates, Dubai - DSF : shopping/adventure sport and preplanning very economical , Maccau , thailand etc etc .
Nestled at an altitude of 2133 above the sea level, Kodaikanal is one of the famous budget traveler destinations in South India. It is also known as the Princess of Hill Stations due to its pleasant climate and fabulous setting. The entire landscape is filled with granite cliffs, lakes, waterfalls, jungles, canyons, and grassy summits. The chief places of interest are Kodaikanal Lake, Bryant Park, Coakers Walk, Pine forests and Guna Caves. Hotels in Kodaikanal-https://www.ulohotels.com/kodaikanal-hotels-and-resorts