Take taxi/auto rickshaw.
You can also avail yourself of the bus, local train or the Metro.
== == 4 kilometres
Approx 4 km
15Km around 30min vasant vihar from new delhi railway station 15 Km vasant vihar from nizamuddin railway station
take metro from airport to new delhi railway station and from there take metro to preet vihar
At New Delhi railway station.
New Delhi
You can take a auto right from the railway station will cost around Rs 60 or you can take metro( though not direct) you have to take yellow line from new delhi till central secretariat then change to voilet line & get off atKhan market station, from there you can walk for 2 min n reach UPSC office.
9miles
It has a distance of 4km
go to Indira Gandhi international
It will take 1/2 hour by metro
250 KMS...