C 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 C (UTC+3), Nov 1, 2026 = 5:30 pm17:30 IST (UTC+5:30), Nov 1, 2026
C is 2 hours and 30 minutes behind IST.
C and IST examples
These examples always use C (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.
C is 2 hours and 30 minutes behind IST.
How the time difference changes
C is 2 hours and 30 minutes behind IST year-round.
Working hours of 9:00 am to 6:00 pm in C correspond to 11:30 am to 8:30 pm in IST.Working hours of 09:00 to 18:00 in C correspond to 11:30 to 20:30 in IST.
Compare C time with IST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Charlie Time Zone is 2 hours and 30 minutes behind India Standard Time.
3:00 pm15:00 in C is 5:30 pm17:30 in IST
C to IST call time
Best time for a conference call or a meeting is between 9am-3:30pm09:00-15:30 in C which corresponds to 11:30am-6pm11:30-18:00 in IST
3:00 pm15:00 Charlie Time Zone (C). Offset UTC +3:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
3:00 pm15:00 C / 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.
| C | 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 |
Charlie Time Zone
Offset: C is 3 hours ahead of Greenwich Mean Time (GMT).
Countries using this time zone: Åland Islands, Antarctica, Bahrain, Belarus, Bulgaria, Comoros, Cyprus, Djibouti, Egypt, Eritrea, Estonia, Ethiopia, Finland, Greece, Iraq, Israel, Jordan, Kenya, Kuwait, Latvia, Lebanon, Lithuania, Madagascar, Mayotte, Moldova, Palestinian Territory, Qatar, Romania, Russia, Saudi Arabia, Somalia, Syria, Tanzania, Turkey, Uganda, Ukraine, Yemen
Principal Cities: The largest city in the C time zone is Istanbul in Turkey, with about 15.702 million people. Other major cities in this time zone include Moscow, Cairo, Baghdad, Dar es Salaam.
Daylight Saving: Some places on Charlie Time Zone (C) keep the same time all year, while others use C for only part of the year and change their clocks for daylight saving time; see upcoming clock changes worldwide.
Today the lighter areas are on UTC+2 (EET, Israel Standard Time).
C 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 C
- 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