Lansdowne is around 240 Kms from Delhi and is the nearest hill station from Delhi in any direction. National Highway 58 runs from Delhi to Meerut and then National Highway 119 takes all the way to Lansdowne and will take you from Delhi to Lansdowne in about 6 hours.
Kotdwar is the nearest railway station and is 40 kms drive uphill. Buses and taxis are available from the Kotdwar railway station directly upto the Lansdowne market, a shared taxi charges INR 50. Having your own vehicle will enable you to easily visit nearby towns and temples.