Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between edt and ast?
Eastern Daylight Time (edt) is UTC-4 and Arabia Standard Time (ast) is UTC+3. The difference between them is 7 hours.
Where is edt used?
Eastern Daylight Time (edt) is used in USA and surrounding regions. The IANA timezone identifier is America/New_York.
Where is ast used?
Arabia Standard Time (ast) is used in Saudi Arabia and surrounding regions. The IANA timezone identifier is Asia/Riyadh. Note: ast is ambiguous and may refer to other timezones.
How do I convert edt to ast?
Use the interactive converter above. Drag the time slider to any edt time and the ast equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
How far apart are EDT (New York) and AST (Riyadh)?
EDT (New York) is 7 hours behind AST (Riyadh). When it's noon in EDT (New York), it's 19:00 in AST (Riyadh).
EDT (New York) is in the America/New_York timezone. AST (Riyadh) is in Asia/Riyadh. The difference is 7 hours.
Daily overlap window
Both EDT (New York) and AST (Riyadh) are simultaneously in business hours for 1 hour per day (assuming standard 9:00–17:00 working hours).
00:0006:0012:0018:0024:00
EDT (New York)
AST (Riyadh)
Overlap (1h)
Recommended meeting windows
Both EDT (New York) and AST (Riyadh) are in standard hours simultaneously for 1h per day.
09:00 New York / 16:00 Riyadh✓ Both working
Based on standard 09:00–17:00 working hours in each location's local time.
Public holidays this year
EDT (New York)8 holidays
Jun 19Juneteenth National Independence DaySOON
Jul 3Independence Day
Sep 7Labour Day
Oct 12Columbus Day
Oct 12Indigenous Peoples' Day
AST (Riyadh)
No upcoming public holidays this year.
EDT (New York) and AST (Riyadh) — practical scheduling
EDT (New York) (USA) leads AST (Riyadh) (Saudi Arabia) by 7 hours. Despite the gap, a 1-hour window of shared business hours each day keeps real-time collaboration practical for both sides.
💡 Practical scheduling guidelines
✅
09:00–10:00 in EDT (New York) = 16:00–17:00 in AST (Riyadh). Both sides are in standard business hours during this window.
DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.
Use the time slider above to find the exact equivalent time for any moment in EDT (New York). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.