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Athens to Iran

+0h 30m

Athens

EESTSOURCE
Greece · UTC+03:00☀ DST active
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Iran

IRST
UTC+03:30
HH12
:
MM30
  
12:30 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Athens
Iran
12:00 AM
12:30 AM
2:00 AM
2:30 AM
4:00 AM
4:30 AM
6:00 AM
6:30 AM
8:00 AM
8:30 AM
10:00 AM
10:30 AM
12:00 PM
12:30 PM
2:00 PM
2:30 PM
4:00 PM
4:30 PM
6:00 PM
6:30 PM
8:00 PM
8:30 PM
10:00 PM
10:30 PM

Green rows indicate typical business hours (9 AM - 5 PM)

EEST and IRST on the World Map

The map below highlights the EEST (Eastern European Time) and IRST (Iran Standard Time) timezone regions across the globe.

EESTIRSTCairoAthensHelsinkiBucharestTehranIsfahanMashhadTabriz
EEST Zone
→
IRST Zone

Explore all world timezones interactively →

EET – Eastern European Time

UTC+02:00

Eastern European Time (EET) is used in Eastern Europe, the Middle East, and northeastern Africa, 2 hours ahead of UTC.

Countries in EET
FinlandGreeceRomaniaBulgariaUkraineEgyptIsraelLebanonJordanLithuaniaLatviaEstoniaMoldovaLibyaSyriaPalestineCyprus
Major Cities in EET
CairoAthensHelsinkiBucharestKyivSofiaJerusalemTel AvivBeirutVilniusRigaTallinn
Key Facts about EET
  • •EET covers countries across three continents: Europe, Asia, and Africa.
  • •Cairo is the most populous city in the EET zone.
  • •Turkey used to be on EET but permanently moved to UTC+03:00 in 2016.
  • •Finland, the Baltic states, and Greece all use EET.
Daylight Saving:Yes – switches to EEST
Learn more about EET on Wikipedia

IRST – Iran Standard Time

UTC+03:30

Iran Standard Time (IRST) is the time zone for Iran, 3 hours and 30 minutes ahead of UTC.

Countries in IRST
Iran
Major Cities in IRST
TehranIsfahanMashhadTabrizShirazKaraj
Key Facts about IRST
  • •IRST is one of only a few time zones with a 30-minute offset.
  • •Iran observes daylight saving time, switching to IRDT (UTC+04:30).
  • •Tehran has a metropolitan population of over 16 million.
Daylight Saving:Yes – switches to IRDT
Learn more about IRST on Wikipedia

About Athens

Wikipedia

Athens operates on Eastern European Time (EET/EEST), UTC+2. As a gateway between Europe and the Middle East, Athens time bridges Western and Eastern markets.

Population:664,000
Metro:3.8 million
Business Hours:9:00 AM - 5:00 PM EET
Currency:EUR (€)
Stock Exchange:ATHEX (Athens Stock Exchange)
Key Landmarks
AcropolisParthenonAncient AgoraPlakaNational Archaeological Museum
Did You Know?

The Acropolis has been standing for nearly 2,500 years.

Learn more about EEST timezone →

Everything You Need to Know About Athens and Iran Time

Athens runs on Eastern European Summer Time (EEST) at UTC+03:00, currently observing daylight saving time. Iran runs on Iran Standard Time (IRST) at UTC+03:30. That puts Athens 30 minutes ahead of Iran — a difference of +0h 30m at the current offsets.

In practice, when it is 9:00 AM in Athens it is 9:30 AM in Iran. Midnight in Athens is 12:30 AM in Iran.Athens observes daylight saving time while Iran does not, so the gap narrows or widens by an hour part of the year.

Athens to Iran time conversion table

Athens (EEST)Iran (IRST)Day
12:00 AM12:30 AMsame day
6:00 AM6:30 AMsame day
7:00 AM7:30 AMsame day
8:00 AM8:30 AMsame day
9:00 AM9:30 AMsame day
12:00 PM12:30 PMsame day
3:00 PM3:30 PMsame day
5:00 PM5:30 PMsame day
6:00 PM6:30 PMsame day
9:00 PM9:30 PMsame day

Why people convert Athens to Iran time

  • Scheduling a call from Athens to Iran: a 10:00 AM start in Athens lands at 10:30 AM in Iran, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both Athens and Iran are inside the 9-to-5 working day between 9:00 AM and 4:30 PM EEST time (9:30 AM–5:00 PM IRST). That is roughly 7 hours 30 minutes of usable overlap.
  • Keeping family and friends in sync: knowing that 8:00 PM in Athens is 8:30 PM in Iran makes it easy to avoid calling at 3 AM.
  • Always state the zone abbreviation, not just the hour. "3:00 PM EEST" is unambiguous; "3 PM" across a +0h 30m gap is not.
  • Block 9:00 AM–4:30 PM EEST as the recurring meeting window if you work primarily from Athens and need Iran colleagues present.
  • Athens: Clocks fall back on Sun, Oct 25, 2026. Re-check this page after that date because the offset changes and so does the +0h 30m gap.

About EET (Eastern European Time)

Eastern European Time (EET) covers a wide geographical area including Eastern Europe (Finland, Greece, Romania, Bulgaria, Ukraine), the Middle East (Israel, Lebanon, Jordan), and northeastern Africa (Egypt, Libya). During summer, most EET countries switch to Eastern European Summer Time (EEST, UTC+03:00). Turkey permanently moved to UTC+03:00 in 2016, effectively leaving EET.

About IRST (Iran Standard Time)

Iran Standard Time (IRST) is one of the few time zones with a 30-minute offset. Iran observes daylight saving time (IRDT, UTC+04:30) from late March to late September. Tehran, the capital, is one of the largest cities in the Middle East.

Best time to call between Athens and Iran

Both Athens and Iran sit inside the 9 AM – 5 PM working day between 9:00 AM–4:30 PM EEST, which is 9:30 AM–5:00 PM IRST. That gives roughly 7 hours and 30 minutes of shared time — the safest window for a live call or meeting.

Business hours overlap

Athens and Iran share 7 hours of working-hours overlap (9:00 AM–4:30 PM EEST), so scheduling a live meeting is straightforward.

Athens is 30 minutes ahead of Iran (EEST UTC+03:00 → IRST UTC+03:30). The shared working window is 9:00 AM–4:30 PM EEST. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

Athens

☀ Currently in DST

Standard: UTC+02:00 · DST: UTC+03:00

Clocks fall back on Sun, Oct 25, 2026

Iran

Does not observe DST

Frequently Asked Questions

What is the time difference between Athens and Iran?

Athens (EEST, UTC+03:00) is 30 minutes ahead of Iran (IRST, UTC+03:30). The gap is currently +0h 30m.

How do I convert Athens time to Iran time?

Add +0h 30m to Athens local time. For example, 9:00 AM in Athens is 9:30 AM in Iran.

What time is it in Iran right now?

Iran uses IRST at UTC+03:30. Use the live converter at the top of this page — it updates in real time and already accounts for the +0h 30m offset from Athens.

What is the best time to call Iran from Athens?

Call between 9:00 AM and 4:30 PM EEST — that maps to 9:30 AM–5:00 PM IRST and keeps both parties inside the working day.

Which is ahead, Athens or Iran?

Athens is 30 minutes ahead of Iran. When it is 12:00 PM in Athens it is 12:30 PM in Iran.

Do Athens and Iran use different time zones?

Athens (Greece) uses EEST at UTC+03:00, while Iran (Iran) uses IRST at UTC+03:30. The IANA identifiers are Europe/Athens and Asia/Tehran.

Does daylight saving time affect the Athens–Iran difference?

Yes at the moment: Athens is on daylight saving time and Iran is not, so the +0h 30m gap shifts by an hour when exactly one of them changes clocks.

Which other cities share Athens's time zone?

EEST also covers Cairo, Athens, Helsinki, Bucharest, Kyiv, Sofia, Jerusalem, Tel Aviv and 4 more.

Which countries use EEST, Athens's zone?

EEST is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, Israel, Lebanon and 9 more.

Is there a day difference between Athens and Iran?

Not normally. The +0h 30m gap only pushes the date over for late-evening times.

What is the time difference between Athens and Iran?

Iran is +0h 30m from Athens.

What timezone is Athens in?

Athens operates on Eastern European Time (EET/EEST), UTC+2. As a gateway between Europe and the Middle East, Athens time bridges Western and Eastern markets.

What timezone is Iran in?

Iran operates on its local timezone.

What are the business hours in Athens?

Standard business hours in Athens are 9:00 AM - 5:00 PM EET.

Which countries use EET (Eastern European Time)?

EET is used in Finland, Greece, Romania, Bulgaria, Ukraine, Egypt, and 11 more countries.

Does EET observe daylight saving time?

Yes, EET switches to EEST during summer months.

What are some interesting facts about EET?

EET covers countries across three continents: Europe, Asia, and Africa. Cairo is the most populous city in the EET zone.

Which cities are in the IRST timezone?

Major cities in the IRST timezone include Tehran, Isfahan, Mashhad, Tabriz, Shiraz, Karaj.

What is the UTC offset for IRST?

Iran Standard Time (IRST) is at UTC+03:30. During daylight saving time, it shifts to IRDT.

What should I know about the IRST timezone?

IRST is one of only a few time zones with a 30-minute offset. Iran observes daylight saving time, switching to IRDT (UTC+04:30).

When is it midnight in Athens, what time is it in Iran?

When it is 12:00 AM (midnight) in Athens (EET), it is +0h 30m later in Iran (IRST).