Being situated at very high elevations in the Himalayas and considered the remotest region in Himachal Pradesh, Lahaul & Spiti, for obvious reasons is difficult to access. The valley is still accessible by road both from Manali via Rohtang Pass and Kinnaur side.
The nearest airport to this region is the Bhuntar Airport, near Kullu (245 km away). One has to go to Manali from Bhuntar and then, hire a bus or a cab from there to reach Lahaul & Spiti Valley. The nearest international airport to Lahaul & Spiti Valley is in Chandigarh which is at a distance of 495 km away. There are buses to Reckong Peo and Manali from where the traveller has to board a bus to Kaza.
The nearest railway stations to the Lahaul & Spiti district are the Jogindernagar Railway Station (360 km away) and the Shimla Railway Station (416 km away). Buses and taxis are available from here to take you to Spiti Valley. The Kalka Railway station which enjoys good connectivity with many parts of India is located 485 km away.
This is the best way to reach Lahaul & Spiti. There are 2 roads that connect the district with the rest of Himachal Pradesh. One route is from Shimla to Kaza in Spiti Valley through Reckong Peo (412 km, 20 hours) and the other route follows the same road from Shimla to Keylong in Lahaul (375 km, 18 hours). One can also reach Lahaul and Spiti Valley from Manali through the Rohtang Pass and the Kunzum Pass. However, this road remains closed for most of the year (9 months) due to heavy snowfall.