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IST Europe to EET Converter

Updating current time…
IST
Irish Standard Time
GMT +1
12am
3am
6am
9am
12pm
3pm
6pm
9pm
EEST/EET
Eastern European Summer Time
GMT +3
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Eastern Europe is on summer time: EEST (UTC+3) until Sun, Oct 25.
Use EET all year (UTC+2)

Quick answers

Selected conversion

1:00 pm13:00 IST (UTC+1), Oct 5, 2026 = 3:00 pm15:00 EEST (UTC+3), Oct 5, 2026

IST is 2 hours behind EEST.

IST and EET examples

These examples always use IST (UTC+1) and EET (UTC+2). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

IST is 1 hour behind EET.

How the time difference changes

For most of the year, IST Europe is 2 hours behind EEST. At other times of the year, GMT Europe is 2 hours behind EET.

For most of the year, working hours of 9:00 am to 5:00 pm in IST Europe correspond to 11:00 am to 7:00 pm in EEST. At other times of the year, working hours of 9:00 am to 5:00 pm in GMT Europe correspond to 11:00 am to 7:00 pm in EET.For most of the year, working hours of 09:00 to 17:00 in IST Europe correspond to 11:00 to 19:00 in EEST. At other times of the year, working hours of 09:00 to 17:00 in GMT Europe correspond to 11:00 to 19:00 in EET.

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

Time Difference

Irish Standard Time is 2 hours behind Eastern European Summer Time.
1:00 pm13:00 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 9am-3pm09:00-15:00 in IST which corresponds to 11am-5pm11:00-17:00 in EEST

1:00 pm13:00 Irish Standard Time (IST). Offset UTC +1:00 hour
3:00 pm15:00 Eastern European Summer Time (EEST). Offset UTC +3:00 hours

1:00 pm13:00 IST / 3:00 pm15:00 EEST

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

Irish Standard Time

Offset: IST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries using this time zone: Ireland

Principal Cities: The largest city in the IST time zone is Dublin in Ireland, with about 1.024 million people. Other major cities in this time zone include Cork, Luimneach, Gaillimh, Dun Laoghaire.

IST Time Zone Geo Map
IST timezone map

Daylight Saving: Irish Standard Time (IST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).

Daylight saving time clock moves forward for one hourStart: Irish Standard Time (IST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.

Daylight saving time clock moves back for one hourEnd: Irish Standard Time (IST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates an offset of one hour to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Alpha - Military abbreviation for IST
  • A - short form of 'Alpha'
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Eire
  • Europe/Dublin
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
Time zones with the GMT +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time

Eastern European Time

Offset: EET is 2 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, Libya, Moldova, Palestine, Romania, Russia, Ukraine

Principal Cities: The largest city in the EET 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: OEZ - Osteuropäische Zeit

EET Time Zone Geo Map
EET 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 Eastern European Summer Time (EEST).

Daylight saving time clock moves forward for one hourEnd: Eastern European Time (EET) ended 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 local daylight time instead. Standard time ends annually on the last Sunday of March.

Daylight saving time clock moves back for one hourStart: Eastern European Time (EET) starts 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. Standard time starts annually on the last Sunday of October.

See upcoming clock changes worldwide.

EET representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates an offset of two hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Bravo - Military abbreviation for EET
  • B - short form of 'Bravo'
IANA/Olson: Reflects EET time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Cairo
  • Africa/Tripoli
  • Asia/Beirut
  • Asia/Famagusta
  • Asia/Gaza
  • Asia/Hebron
  • Asia/Nicosia
  • EET
  • Egypt
  • Europe/Athens
  • Europe/Bucharest
  • Europe/Chisinau
  • Europe/Helsinki
  • Europe/Kaliningrad
  • Europe/Kiev
  • Europe/Kyiv
  • Europe/Mariehamn
  • Europe/Nicosia
  • Europe/Riga
  • Europe/Sofia
  • Europe/Tallinn
  • Europe/Tiraspol
  • Europe/Uzhgorod
  • Europe/Vilnius
  • Europe/Zaporozhye
  • Libya
Time zones with the GMT +2 offset:
  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time
EST to ISTGMT to ESTPST to ESTEST to GMTPST to GMT