EDT to Riyadh
+7hEDT
EDTSOURCERiyadh
ASTGreen rows indicate typical business hours (9 AM - 5 PM)
EDT and AST on the World Map
The map below highlights the EDT (Eastern Daylight Time) and AST (Arabia Standard Time) timezone regions across the globe.
EDT – Eastern Daylight Time
UTC-04:00Eastern Daylight Time (EDT) is the daylight saving time observed in the Eastern Time Zone, 4 hours behind UTC.
- •EDT is observed from the second Sunday of March to the first Sunday of November.
- •During EDT, the US East Coast is only 4 hours behind London (instead of 5).
- •Not all EST locations switch to EDT – Panama and Jamaica stay on EST year-round.
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).
About Riyadh
WikipediaRiyadh operates on Arabia Standard Time (AST), UTC+3. As OPEC's de facto capital and home to Tadawul, Riyadh time impacts global energy markets.
Riyadh is growing rapidly as part of Saudi Vision 2030 modernization.
Time Conversion Guide: EDT to Riyadh
EDT runs on Eastern Daylight Time (EDT) at UTC-04:00. Riyadh runs on Arabian Standard Time (AST) at UTC+03:00. That puts EDT 7 hours ahead of Riyadh — a difference of +7h at the current offsets.
In practice, when it is 9:00 AM in EDT it is 4:00 PM in Riyadh. Midnight in EDT is 7:00 AM in Riyadh. Neither zone observes daylight saving time, so the offset between them stays constant all year.
EDT to Riyadh time conversion table
| EDT (EDT) | Riyadh (AST) | Day |
|---|---|---|
| 12:00 AM | 7:00 AM | same day |
| 6:00 AM | 1:00 PM | same day |
| 7:00 AM | 2:00 PM | same day |
| 8:00 AM | 3:00 PM | same day |
| 9:00 AM | 4:00 PM | same day |
| 12:00 PM | 7:00 PM | same day |
| 3:00 PM | 10:00 PM | same day |
| 5:00 PM | 12:00 AM | next day |
| 6:00 PM | 1:00 AM | next day |
| 9:00 PM | 4:00 AM | next day |
Why people convert EDT to Riyadh time
- Scheduling a call from EDT to Riyadh: a 10:00 AM start in EDT lands at 5:00 PM in Riyadh, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both EDT and Riyadh are inside the 9-to-5 working day between 9:00 AM and 10:00 AM EDT time (4:00 PM–5:00 PM AST). That is roughly 1 hours of usable overlap.
- Keeping family and friends in sync: knowing that 8:00 PM in EDT is 3:00 AM in Riyadh makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM EDT" is unambiguous; "3 PM" across a +7h gap is not.
- Block 9:00 AM–10:00 AM EDT as the recurring meeting window if you work primarily from EDT and need Riyadh colleagues present.
About EDT (Eastern Daylight Time)
Eastern Daylight Time (EDT) is used during the summer months (second Sunday of March to the first Sunday of November) in the Eastern Time Zone. During EDT, clocks are advanced by one hour to take advantage of longer daylight hours. Not all locations in the Eastern Time Zone observe DST – Panama, Jamaica, and most of the Caribbean remain on EST year-round.
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.
Best time to call between EDT and Riyadh
Both EDT and Riyadh sit inside the 9 AM – 5 PM working day between 9:00 AM–10:00 AM EDT, which is 4:00 PM–5:00 PM AST. That gives roughly 1 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
EDT and Riyadh overlap for only 60 minutes (9:00 AM–10:00 AM EDT), so meetings have to be booked precisely.
EDT is 7 hours ahead of Riyadh (EDT UTC-04:00 → AST UTC+03:00). The shared working window is 9:00 AM–10:00 AM EDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
EDT
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
Riyadh
Does not observe DST
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 EDT and Riyadh?
EDT (EDT, UTC-04:00) is 7 hours ahead of Riyadh (AST, UTC+03:00). The gap is currently +7h.
How do I convert EDT time to Riyadh time?
Add +7h to EDT local time. For example, 9:00 AM in EDT is 4:00 PM in Riyadh.
What time is it in Riyadh right now?
Riyadh uses AST at UTC+03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +7h offset from EDT.
What is the best time to call Riyadh from EDT?
Call between 9:00 AM and 10:00 AM EDT — that maps to 4:00 PM–5:00 PM AST and keeps both parties inside the working day.
Which is ahead, EDT or Riyadh?
EDT is 7 hours ahead of Riyadh. When it is 12:00 PM in EDT it is 7:00 PM in Riyadh.
Do EDT and Riyadh use different time zones?
EDT uses EDT at UTC-04:00, while Riyadh (Saudi Arabia) uses AST at UTC+03:00. The IANA identifiers are America/New_York and Asia/Riyadh.
Does daylight saving time affect the EDT–Riyadh difference?
Neither zone observes daylight saving time, so the +7h offset between EDT and Riyadh is fixed all year.
Which other cities share EDT's time zone?
EDT also covers New York City, Washington D.C., Toronto, Miami, Philadelphia, Atlanta, Boston, Montreal.
Which countries use EDT, EDT's zone?
EDT is used in United States (Eastern), Canada (Ontario, Quebec), Bahamas, Haiti, Turks and Caicos.
Is there a day difference between EDT and Riyadh?
Not normally. The +7h gap only pushes the date over for late-evening times.
What is the time difference between EDT and Riyadh?
Riyadh is +7h from EDT.
What timezone is EDT in?
EDT operates on its local timezone.
What timezone is Riyadh in?
Riyadh operates on Arabia Standard Time (AST), UTC+3. As OPEC's de facto capital and home to Tadawul, Riyadh time impacts global energy markets.
What are the business hours in Riyadh?
Standard business hours in Riyadh are 8:00 AM - 4:00 PM AST (Sunday-Thursday).
Which countries use EDT (Eastern Daylight Time)?
EDT is used in United States (Eastern), Canada (Ontario, Quebec), Bahamas, Haiti, Turks and Caicos.
Does EDT observe daylight saving time?
Yes, EDT switches to EST during summer months.
What are some interesting facts about EDT?
EDT is observed from the second Sunday of March to the first Sunday of November. During EDT, the US East Coast is only 4 hours behind London (instead of 5).
Which cities are in the AST timezone?
Major cities in the AST timezone include Riyadh, Jeddah, Doha, Kuwait City, Baghdad.
What is the UTC offset for AST?
Arabia Standard Time (AST) is at UTC+03:00.
What should I know about the AST timezone?
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.
When is it midnight in EDT, what time is it in Riyadh?
When it is 12:00 AM (midnight) in EDT (EDT), it is +7h later in Riyadh (AST).
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