IST to EEST Converter
Quick answers
Selected conversion
5:30 pm17:30 IST (UTC+5:30), Oct 3, 2026 = 3:00 pm15:00 EEST (UTC+3), Oct 3, 2026
IST is 2 hours and 30 minutes ahead of EEST.
IST and EEST examples
These examples always use IST (UTC+5:30) and EEST (UTC+3). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
IST is 2 hours and 30 minutes ahead of EEST.
How the time difference changes
For most of the year, IST is 2 hours and 30 minutes ahead of EEST. At other times of the year, IST is 3 hours and 30 minutes ahead of EET.
For most of the year, working hours of 9:00 am to 5:00 pm in IST correspond to 6:30 am to 2:30 pm in EEST. At other times of the year, working hours of 9:00 am to 5:00 pm in IST correspond to 5:30 am to 1:30 pm in EET.For most of the year, working hours of 09:00 to 17:00 in IST correspond to 06:30 to 14:30 in EEST. At other times of the year, working hours of 09:00 to 17:00 in IST correspond to 05:30 to 13:30 in EET.
Compare IST time with EEST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
India Standard Time is 2 hours and 30 minutes ahead of Eastern European Summer Time.
5:30 pm17:30 in IST is 3:00 pm15:00 in EEST
IST to EEST call time
Best time for a conference call or a meeting is between 11:30am-5pm11:30-17:00 in IST which corresponds to 9am-2:30pm09:00-14:30 in EEST
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
3:00 pm15:00 Eastern European Summer Time (EEST). Offset UTC +3:00 hours
5:30 pm17:30 IST / 3:00 pm15:00 EEST
| IST | EEST |
|---|---|
| 12:00am | 9:30pm |
| 1:00am | 10:30pm |
| 2:00am | 11:30pm |
| 3:00am | 12:30am |
| 4:00am | 1:30am |
| 5:00am | 2:30am |
| 6:00am | 3:30am |
| 7:00am | 4:30am |
| 8:00am | 5:30am |
| 9:00am | 6:30am |
| 10:00am | 7:30am |
| 11:00am | 8:30am |
| 12:00pm | 9:30am |
| 1:00pm | 10:30am |
| 2:00pm | 11:30am |
| 3:00pm | 12:30pm |
| 4:00pm | 1:30pm |
| 5:00pm | 2:30pm |
| 6:00pm | 3:30pm |
| 7:00pm | 4:30pm |
| 8:00pm | 5:30pm |
| 9:00pm | 6:30pm |
| 10:00pm | 7:30pm |
| 11:00pm | 8:30pm |
| 00:00 | 21:30 |
| 01:00 | 22:30 |
| 02:00 | 23:30 |
| 03:00 | 00:30 |
| 04:00 | 01:30 |
| 05:00 | 02:30 |
| 06:00 | 03:30 |
| 07:00 | 04:30 |
| 08:00 | 05:30 |
| 09:00 | 06:30 |
| 10:00 | 07:30 |
| 11:00 | 08:30 |
| 12:00 | 09:30 |
| 13:00 | 10:30 |
| 14:00 | 11:30 |
| 15:00 | 12:30 |
| 16:00 | 13:30 |
| 17:00 | 14:30 |
| 18:00 | 15:30 |
| 19:00 | 16:30 |
| 20:00 | 17:30 |
| 21:00 | 18:30 |
| 22:00 | 19:30 |
| 23:00 | 20:30 |
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 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
Eastern European Summer Time
Offset: EEST is 3 hours ahead Greenwich Mean Time (GMT) and is used in Europe
Countries using this time zone: Åland Islands, Bulgaria, Cyprus, Estonia, Egypt, Finland, Greece, Lebanon, Lithuania, Latvia, Moldova, Palestine, Romania, Ukraine
Principal Cities: The largest city in the EEST time zone is Cairo in Egypt, with about 9.607 million people. Other major cities in this time zone include Alexandria, Kiev, Al Jizah, Beirut.
German: OESZ - Osteuropäische Sommerzeit

Daylight Saving: Eastern European Summer Time (EEST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Eastern European Time (EET).
Start: Eastern European Summer Time (EEST) started on Sunday, March 29, 2026 at 3:00 am03:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 4:00 am04:00. Daylight saving starts annually on the last Sunday of March.
End: Eastern European Summer Time (EEST) ends on Sunday, October 25, 2026 at 4:00 am04:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 3:00 am03:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.
EEST 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 EEST
- C - short form of 'Charlie'
- Africa/Cairo
- Asia/Beirut
- Asia/Famagusta
- Asia/Gaza
- Asia/Hebron
- Asia/Nicosia
- EET
- Egypt
- Europe/Athens
- Europe/Bucharest
- Europe/Chisinau
- Europe/Helsinki
- Europe/Kiev
- Europe/Kyiv
- Europe/Mariehamn
- Europe/Nicosia
- Europe/Riga
- Europe/Sofia
- Europe/Tallinn
- Europe/Tiraspol
- Europe/Uzhgorod
- Europe/Vilnius
- Europe/Zaporozhye
- 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
