Akshya Tritya marks the kickoff of the Dham. However consistently each dham has its own date or tithi for the opening and shutting of entryways. Along these lines, the travelers can visit between April to October/November. The chardham yatra by helicopter best opportunity to visit is in October, the heavenly month of kartik . You will likewise notice less group as the majority of individuals travel in May-June. Likewise it isn't prudent to go in rainstorm as the avalanches and torrents are more continuous than typical.