Arrive at NJP station - IXB airport and transfer to Kalimpong. Kalimpong is a pretty hill station, with majestic Himalayas. On arrival check in to your hotel and spend the rest of the day at leisure. Overnight at hotel in Kalimpong.
On day two after early breakfast visit Durpin Monastery, Mangal Dham, Delo Hill, Dr. Grahams Home and Flowers Nurseries. Later back to hotel and after lunch drive to Gangtok. On arrival check in to your hotel. Overnight at hotel.
On day four after breakfast drive to Lachung (6 hrs). En route visit Singhik view point, Seven sisters waterfalls and Naga waterfalls. Later proceed to Lachung and check in at the hotel. Overnight at Lachung.
Next day early morning drive to Yumthang Valley. On the way back visit hot spring that has medicinal properties. Later move back to resort for lunch. Spent afternoon at leisure activity. Overnight at Lachung.