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IST
India Standard Time
GMT +5:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
NDT/NST
Newfoundland Daylight Time
GMT -2:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Newfoundland Time is on daylight saving time: NDT (UTC−2:30) until Sun, Nov 1.

Quick answers

Selected conversion

5:30 pm17:30 IST (UTC+5:30), Oct 3, 2026 = 9:30 am09:30 NDT (UTC-2:30), Oct 3, 2026

IST is 8 hours ahead of NDT.

IST and NST examples

These examples always use IST (UTC+5:30) and NST (UTC-3:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

IST is 9 hours ahead of NST.

How the time difference changes

For most of the year, IST is 8 hours ahead of NDT. At other times of the year, IST is 9 hours ahead of NST.

For most of the year, working hours of 9:00 am to 5:00 pm in IST correspond to 1:00 am to 9:00 am in NDT. At other times of the year, working hours of 9:00 am to 5:00 pm in IST correspond to 12:00 am to 8:00 am in NST.For most of the year, working hours of 09:00 to 17:00 in IST correspond to 01:00 to 09:00 in NDT. At other times of the year, working hours of 09:00 to 17:00 in IST correspond to 00:00 to 08:00 in NST.

Compare IST time with NST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

India Standard Time is 8 hours ahead of Newfoundland Daylight Time.
5:30 pm17:30 in IST is 9:30 am09:30 in NDT

IST to NDT call time
Best time for a conference call or a meeting is between 4:30pm-5:30pm16:30-17:30 in IST which corresponds to 8:30am-9:30am08:30-09:30 in NDT

5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
9:30 am09:30 Newfoundland Daylight Time (NDT). Offset UTC -2:30 hours

5:30 pm17:30 IST / 9:30 am09:30 NDT

ISTNDT
12:00am4:00pm
1:00am5:00pm
2:00am6:00pm
3:00am7:00pm
4:00am8:00pm
5:00am9:00pm
6:00am10:00pm
7:00am11:00pm
8:00am12:00am
9:00am1:00am
10:00am2:00am
11:00am3:00am
12:00pm4:00am
1:00pm5:00am
2:00pm6:00am
3:00pm7:00am
4:00pm8:00am
5:00pm9:00am
6:00pm10:00am
7:00pm11:00am
8:00pm12:00pm
9:00pm1:00pm
10:00pm2:00pm
11:00pm3:00pm
00:0016:00
01:0017:00
02:0018:00
03:0019:00
04:0020:00
05:0021:00
06:0022:00
07:0023:00
08:0000:00
09:0001:00
10:0002:00
11:0003:00
12:0004:00
13:0005:00
14:0006:00
15:0007:00
16:0008:00
17:0009:00
18:0010:00
19:0011:00
20:0012:00
21:0013:00
22:0014:00
23:0015:00

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: India

Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bangalore, Chennai, Kolkata.

Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

IST Time Zone Geo Map
IST timezone map

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates an offset of five hours and thirty minutes to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2

Newfoundland Standard Time

Offset: NST is 3 hours and 30 minutes behind Greenwich Mean Time (GMT) and is used in North America

Countries using this time zone: Canada

Principal Cities: The largest city in the NST time zone is St Johns in Canada, with about 110,525 people. Other major cities in this time zone include Conception Bay South, Mount Pearl, Corner Brook.

French: HNT - Heure Normale de Terre-Neuve

NST Time Zone Geo Map
NST timezone map

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Newfoundland Daylight Time (NDT).

Daylight saving time clock moves forward for one hourEnd: Newfoundland Standard Time (NST) ended on Sunday, March 8, 2026 at 2:00 am02:00 local time and clocks were set one hour forward to Sunday, March 8, 2026, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

Daylight saving time clock moves back for one hourStart: Newfoundland Standard Time (NST) starts on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

See upcoming clock changes worldwide.

NST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -0330 - basic
  • -03:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0330 - sign character (-) followed by a four digit time providing hours (03) and minutes (30) of the offset. Indicates an offset of three hours and thirty minutes to the west of the zero meridian.
IANA/Olson: Reflects NST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/St_Johns
  • Canada/Newfoundland