Pakro (Near Kotdwar) is the new entry gate for Corbett Tiger Reserve. Now you can reach in less than 2 hrs from Jolly Grant Airport, Dehradun to Corbett Tiger Reserve How to Reach? By Air: The closest airport is Jolly Grant, Dehradun. By Rail: Kotdwar is the nearest railway station 19 Kms away By Road: 2 Hr Drive from Jolly Grant Airport Dehradun.