Flight cost: Round-trip fares from New Delhi start from ₹11,892 onwards. The airport nearest to Gangtok is in Bagdogra which is at the distance of 124km. From the airport, you can hire a shared taxi or a private vehicle that will get you to Gangtok in two hours. Nathu La is on Jawaharlal Nehru Road which originates from Gangtok and located at a distance of 56kms from Gangtok.
Daily budget: The cost of Nathu La tour can vary in different seasons. During the peak season from April to June and October to November, a shared vehicle would cost about ₹800 - ₹900 per person including permit fee. A reserved vehicle would cost around ₹7,500 including all permits.
Best time to visit: Nathu La is open only from Wednesday to Sunday in a week. Good time to visit is from May to October when the temperature is pleasant and bearable, but it doesn't usually snow at this time of the year.
Where to stay: Budget travellers can book a room at Gohills Orchid hostel in Gangtok for ₹699 per night and travellers looking for a luxurious stay in Gangtok can opt for Bamboo Retreat which costs ₹6,000 per night.
Jaigaon, West Bengal (India – Bhutan)
The India Bhutan border, represented by just a gate, is a border that can be crossed without a passport. Jaigaon is the town that connects these two countries and is the only entry to Bhutan via land. Indians can also cross the border, roam in Bhutan up till 5km and return. This does not require any kind of stop on any check post. So, whenever in Bengal take a short trip to Bhutan.