This looks like you can get a one time visa free access, for up to 96hrs.
(this was from the Delta
website that accesses something called TIMATIC)
National India (IN) /Transit Singapore (SG)
Destination India (IN)
ALSO CHECK DESTINATION INFORMATION BELOW
TWOV (Transit Without Visa):
Visa required, except for Holders of onward tickets in transit
For details, click here.
Visa required, except for Nationals of India can also transit,
one time only, for up to 96 hours without a visa under the
Visa Free Transit Facility (VFTF) on either the outbound or
return leg of the same journey (but not on both).
- ***Warning*** Holders of a valid single entry visa (or
multiple entry visa valid for at least one month) issued by
Australia, Canada, Germany, Japan, New Zealand,
Switzerland, United Kingdom or USA to nationals of Indiamay
use the VFTF mentioned above. After using a single entry
visa and the VFTF was not used on the outbound leg of the
journey, the VFTF can only be used on the return leg with a
direct transit through Singapore from the country that
issued the visa to the country of residence (e.g.,
- Leaving the transit area is allowed under the Visa Free
Transit Facility (VFTF).
- Hotel accommodation is available within the transit area of
Singapore Changi Airport (SIN).
- There are no international airside transfer facilities
available between Singapore Changi (SIN) Terminals 1, 2 and
3 and the Budget Terminal. For details, click here