TRT to IST Converter
Start by searching for a time zone, city, or town.
Add one or more places to compare local times, adjust the date, and share the result.
Quick answers
Selected conversion
3:00 pm15:00 TRT (UTC+3), Oct 20, 2026 = 5:30 pm17:30 IST (UTC+5:30), Oct 20, 2026
TRT is 2 hours and 30 minutes behind IST.
TRT and IST examples
These examples always use TRT (UTC+3) and IST (UTC+5:30). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
TRT is 2 hours and 30 minutes behind IST.
How the time difference changes
TRT is 2 hours and 30 minutes behind IST year-round.
Working hours of 9:00 am to 6:00 pm in TRT correspond to 11:30 am to 8:30 pm in IST.Working hours of 09:00 to 18:00 in TRT correspond to 11:30 to 20:30 in IST.
Compare TRT time with IST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Turkey Time is 2 hours and 30 minutes behind India Standard Time.
3:00 pm15:00 in TRT is 5:30 pm17:30 in IST
TRT to IST call time
Best time for a conference call or a meeting is between 9am-3:30pm09:00-15:30 in TRT which corresponds to 11:30am-6pm11:30-18:00 in IST
3:00 pm15:00 Turkey Time (TRT). Offset UTC +3:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
3:00 pm15:00 TRT / 5:30 pm17:30 IST
Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.
| TRT | IST |
|---|---|
| 2:30am | |
| 3:30am | |
| 4:30am | |
| 5:30am | |
| 6:30am | |
| 7:30am | |
| 8:30am | |
| 9:30am | |
| 10:30am | |
| 11:30am | |
| 12:30pm | |
| 1:30pm | |
| 2:30pm | |
| 3:30pm | |
| 4:30pm | |
| 5:30pm | |
| 6:30pm | |
| 7:30pm | |
| 8:30pm | |
| 9:30pm | |
| 10:30pm | |
| 11:30pm | |
| 12:30am next day | |
| 1:30am next day | |
| 02:30 | |
| 03:30 | |
| 04:30 | |
| 05:30 | |
| 06:30 | |
| 07:30 | |
| 08:30 | |
| 09:30 | |
| 10:30 | |
| 11:30 | |
| 12:30 | |
| 13:30 | |
| 14:30 | |
| 15:30 | |
| 16:30 | |
| 17:30 | |
| 18:30 | |
| 19:30 | |
| 20:30 | |
| 21:30 | |
| 22:30 | |
| 23:30 | |
| 00:30 next day | |
| 01:30 next day |
Turkey Time
Offset: TRT is 3 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Turkey
Principal Cities: The largest city in the TRT time zone is Istanbul in Turkey, with about 15.702 million people. Other major cities in this time zone include Ankara, Bursa, İzmir, Gaziantep.
Daylight Saving: Clocks in Turkey Time (TRT) do not change for daylight saving time, so TRT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.
Current time in Turkey: Turkey time now
TRT representations, usage and related time zones
- +03 - basic short
- +0300 - basic
- +03:00 - extended
- +0300 - sign character (+) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates an offset of three hours to the east of the zero meridian.
- Charlie - Military abbreviation for TRT
- C - short form of 'Charlie'
- EEST - Eastern European Summer Time
- MSK - Moscow Standard Time
- AST - Arabia Standard Time
- C - Charlie Time Zone
- EAT - Eastern Africa Time
- FET - Further Eastern European Time
- IDT - Israel Daylight Time
- TRT - Turkey Time
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead of Greenwich Mean Time (GMT).
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, Bengaluru, Hyderabad, Ahmedabad.
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.
Current time in India: India time now
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