Saudi Arabia to Iran
+0h 30mSaudi Arabia
ASTSOURCEIran
IRSTGreen rows indicate typical business hours (9 AM - 5 PM)
AST and IRST on the World Map
The map below highlights the AST (Arabia Standard Time) and IRST (Iran Standard Time) timezone regions across the globe.
AST – Arabia Standard Time
UTC+03:00Arabia Standard Time (AST, UTC+03:00) is the time zone for Saudi Arabia and the other Gulf states of the Arabian peninsula.
- •None of the Gulf states on Arabia Standard Time observe daylight saving.
- •AST is the same offset as Moscow Standard Time and East Africa Time.
- •Riyadh is one hour ahead of Central European Time in winter.
- •The AST abbreviation is shared with Atlantic Standard Time (UTC-04:00).
IRST – Iran Standard Time
UTC+03:30Iran Standard Time (IRST) is the time zone for Iran, 3 hours and 30 minutes ahead of UTC.
- •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.
Saudi Arabia to Iran Time Difference – Complete Guide
Saudi Arabia runs on Arabian Standard Time (AST) at UTC+03:00. Iran runs on Iran Standard Time (IRST) at UTC+03:30. That puts Saudi Arabia 30 minutes ahead of Iran — a difference of +0h 30m at the current offsets.
In practice, when it is 9:00 AM in Saudi Arabia it is 9:30 AM in Iran. Midnight in Saudi Arabia is 12:30 AM in Iran. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Saudi Arabia to Iran time conversion table
| Saudi Arabia (AST) | Iran (IRST) | Day |
|---|---|---|
| 12:00 AM | 12:30 AM | same day |
| 6:00 AM | 6:30 AM | same day |
| 7:00 AM | 7:30 AM | same day |
| 8:00 AM | 8:30 AM | same day |
| 9:00 AM | 9:30 AM | same day |
| 12:00 PM | 12:30 PM | same day |
| 3:00 PM | 3:30 PM | same day |
| 5:00 PM | 5:30 PM | same day |
| 6:00 PM | 6:30 PM | same day |
| 9:00 PM | 9:30 PM | same day |
Why people convert Saudi Arabia to Iran time
- Scheduling a call from Saudi Arabia to Iran: a 10:00 AM start in Saudi Arabia lands at 10:30 AM in Iran, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Saudi Arabia and Iran are inside the 9-to-5 working day between 9:00 AM and 4:30 PM AST 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 Saudi Arabia 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 AST" is unambiguous; "3 PM" across a +0h 30m gap is not.
- Block 9:00 AM–4:30 PM AST as the recurring meeting window if you work primarily from Saudi Arabia and need Iran colleagues present.
About AST (Arabia Standard Time)
Arabia Standard Time (AST) is fixed at UTC+03:00 all year across Saudi Arabia, Qatar, Kuwait, Bahrain, Iraq and Yemen. None of these countries observes daylight saving time, so the offset never changes. The abbreviation collides with Atlantic Standard Time (UTC-04:00) used in eastern Canada and the Caribbean; this page covers the Arabian peninsula meaning. Arabia Standard Time is the same offset as Moscow Standard Time and East Africa Time, which makes scheduling with Europe straightforward — Riyadh is one hour ahead of Central European Time in winter and level with it during European summer time.
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 Saudi Arabia and Iran
Both Saudi Arabia and Iran sit inside the 9 AM – 5 PM working day between 9:00 AM–4:30 PM AST, 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
Saudi Arabia and Iran share 7 hours of working-hours overlap (9:00 AM–4:30 PM AST), so scheduling a live meeting is straightforward.
Saudi Arabia is 30 minutes ahead of Iran (AST UTC+03:00 → IRST UTC+03:30). The shared working window is 9:00 AM–4:30 PM AST. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Saudi Arabia and Iran?
Saudi Arabia (AST, UTC+03:00) is 30 minutes ahead of Iran (IRST, UTC+03:30). The gap is currently +0h 30m.
How do I convert Saudi Arabia time to Iran time?
Add +0h 30m to Saudi Arabia local time. For example, 9:00 AM in Saudi Arabia 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 Saudi Arabia.
What is the best time to call Iran from Saudi Arabia?
Call between 9:00 AM and 4:30 PM AST — that maps to 9:30 AM–5:00 PM IRST and keeps both parties inside the working day.
Which is ahead, Saudi Arabia or Iran?
Saudi Arabia is 30 minutes ahead of Iran. When it is 12:00 PM in Saudi Arabia it is 12:30 PM in Iran.
Do Saudi Arabia and Iran use different time zones?
Saudi Arabia (Saudi Arabia) uses AST at UTC+03:00, while Iran (Iran) uses IRST at UTC+03:30. The IANA identifiers are Asia/Riyadh and Asia/Tehran.
Does daylight saving time affect the Saudi Arabia–Iran difference?
Neither zone observes daylight saving time, so the +0h 30m offset between Saudi Arabia and Iran is fixed all year.
Which other cities share Saudi Arabia's time zone?
AST also covers Riyadh, Jeddah, Doha, Kuwait City, Baghdad.
Which countries use AST, Saudi Arabia's zone?
AST is used in Saudi Arabia, Qatar, Kuwait, Bahrain, Iraq, Yemen.
Is there a day difference between Saudi Arabia and Iran?
Not normally. The +0h 30m gap only pushes the date over for late-evening times.
What is the time difference between Saudi Arabia and Iran?
Iran is +0h 30m from Saudi Arabia.
What timezone is Saudi Arabia in?
Saudi Arabia operates on its local timezone.
What timezone is Iran in?
Iran operates on its local timezone.
Which countries use AST (Arabia Standard Time)?
AST is used in Saudi Arabia, Qatar, Kuwait, Bahrain, Iraq, Yemen.
Does AST observe daylight saving time?
No, AST does not observe daylight saving time and remains at UTC+03:00 year-round.
What are some interesting facts about AST?
None of the Gulf states on Arabia Standard Time observe daylight saving. AST is the same offset as Moscow Standard Time and East Africa Time.
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 Saudi Arabia, what time is it in Iran?
When it is 12:00 AM (midnight) in Saudi Arabia (AST), it is +0h 30m later in Iran (IRST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More Saudi Arabia time conversions
- saudi arabia to riyadh
- saudi arabia to new york
- saudi arabia to london
- saudi arabia to dubai
- saudi arabia to tokyo
- saudi arabia to singapore
- saudi arabia to sydney
- saudi arabia to los angeles
- saudi arabia to paris
- saudi arabia to delhi
- saudi arabia to mumbai
- saudi arabia to berlin
- saudi arabia to hong kong
- saudi arabia to toronto
- saudi arabia to kathmandu
- new york to saudi arabia
- london to saudi arabia
- dubai to saudi arabia
- tokyo to saudi arabia
- singapore to saudi arabia
- sydney to saudi arabia
- los angeles to saudi arabia
- paris to saudi arabia
- delhi to saudi arabia
- mumbai to saudi arabia
- berlin to saudi arabia
- hong kong to saudi arabia
- toronto to saudi arabia
- kathmandu to saudi arabia
See every conversion from Saudi Arabia →·See every conversion from Iran →