IST to NPT Converter
Quick answers
Selected conversion
The selected date and time will appear here when the converter loads.
IST and NPT examples
These examples always use IST (UTC+5:30) and NPT (UTC+5:45). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
IST is 15 minutes behind NPT.
How the time difference changes
IST is 15 minutes behind NPT year-round.
Working hours of 9:00 am to 5:00 pm in IST correspond to 9:15 am to 5:15 pm in NPT.
Compare IST time with NPT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
India Standard Time is 0 hours and 15 minutes behind Nepal Time
5:30 pm17:30 in IST is 5:45 pm17:45 in NPT
IST to NPT call time
Best time for a conference call or a meeting is between 9am-4:45pm in IST which corresponds to 9:15am-5pm in NPT
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
5:45 pm17:45 Nepal Time (NPT). Offset UTC +5:45 hours
5:30 pm17:30 IST / 5:45 pm17:45 NPT
| IST | NPT |
|---|---|
| 12am (midnight) | 12:15 am |
| 1am | 1:15 am |
| 2am | 2:15 am |
| 3am | 3:15 am |
| 4am | 4:15 am |
| 5am | 5:15 am |
| 6am | 6:15 am |
| 7am | 7:15 am |
| 8am | 8:15 am |
| 9am | 9:15 am |
| 10am | 10:15 am |
| 11am | 11:15 am |
| 12pm (noon) | 12:15 pm |
| 1pm | 1:15 pm |
| 2pm | 2:15 pm |
| 3pm | 3:15 pm |
| 4pm | 4:15 pm |
| 5pm | 5:15 pm |
| 6pm | 6:15 pm |
| 7pm | 7:15 pm |
| 8pm | 8:15 pm |
| 9pm | 9:15 pm |
| 10pm | 10:15 pm |
| 11pm | 11:15 pm |
| 00:00 | 00:15 |
| 01:00 | 01:15 |
| 02:00 | 02:15 |
| 03:00 | 03:15 |
| 04:00 | 04:15 |
| 05:00 | 05:15 |
| 06:00 | 06:15 |
| 07:00 | 07:15 |
| 08:00 | 08:15 |
| 09:00 | 09:15 |
| 10:00 | 10:15 |
| 11:00 | 11:15 |
| 12:00 | 12:15 |
| 13:00 | 13:15 |
| 14:00 | 14:15 |
| 15:00 | 15:15 |
| 16:00 | 16:15 |
| 17:00 | 17:15 |
| 18:00 | 18:15 |
| 19:00 | 19:15 |
| 20:00 | 20:15 |
| 21:00 | 21:15 |
| 22:00 | 22:15 |
| 23:00 | 23:15 |
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, Kolkata, Chennai.
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.

IST representations, usage and related time zones
- +0530 - basic
- +05:30 - extended
- +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.
- Asia/Calcutta
- Asia/Kolkata
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2
Nepal Time
Offset: NPT is 5 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
Countries using this time zone: Nepal
Principal Cities: The largest city in the NPT time zone is Kathmandu in Nepal, with about 1.442 million people. Other major cities in this time zone include Pokhara, Patan, Biratnagar, Birganj.
Daylight Saving: Clocks in Nepal Time (NPT) do not change for daylight saving time, so NPT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

NPT representations, usage and related time zones
- +0545 - basic
- +05:45 - extended
- +0545 - sign character (+) followed by a four digit time providing hours (05) and minutes (45) of the offset. Indicates an offset of five hours and forty-five minutes to the east of the zero meridian.
