If you wish to uncover this dazzling place, the best possible ways are described below-
By air: The ideal way to reach Lachen is via air. Bagdogra airport is the nearest airport to Lachen. On reaching the airport you will get several hired taxis to Lachen which will take 4 and a half hour.
By road: Lachen has a well-connected network of roads and you can easily take regular buses from Siliguri to reach Lachen.
By rail: You can also go for railtracks. New Jalpaiguri Railway Station (NJP) is the nearest railway station to Lachen and is well-connected with all the major cities of Sikkim.