Here there is some information about how to get to Himachal Pradesh.
By Air
Gaggal is the nearest airport, 15 kms from Dharamsala and 24 kms from Mcleodganj. IA /JA flies thrice a week from Delhi on Monday, Wednesday and Friday to Gaggal Apt.. The other airports are Amritsar (210kms) Jammu 200 kms and Chandigarh 240 kms.
type: By Air