Arabia Standard Time (ast) is used in Saudi Arabia. The IANA timezone identifier is Asia/Riyadh.

DUBAI (Dubai) (dubai) is used in United Arab Emirates. The IANA timezone identifier is Asia/Dubai.

AST to DUBAI Time Converter

Arabia Standard Time → DUBAI (Dubai)

AST = UTC+3DUBAI = UTC+4

⚠️ AST is ambiguous — on this page it means Arabia Standard Time. It also refers to:

Atlantic Standard Time (Halifax) → DUBAI ↗

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

Dubai

United Arab Emirates · +1h

10:00

London

United Kingdom · -2h

07:00

New York

USA · -7h

02:00

Tokyo

Japan · +6h

15:00

Sydney

Australia · +7h

16:00

How far apart are AST (Riyadh) and Dubai?

AST (Riyadh) is 1 hour behind Dubai. When it's noon in AST (Riyadh), it's 13:00 in Dubai.

AST (Riyadh) is in the Asia/Riyadh timezone. Dubai is in Asia/Dubai. The difference is 1 hour.

Daily overlap window

Both AST (Riyadh) and Dubai are simultaneously in business hours for 7 hours per day (assuming standard 9:00–17:00 working hours).

00:0006:0012:0018:0024:00

AST (Riyadh)

Dubai

Overlap (7h)

Recommended meeting windows

Both AST (Riyadh) and Dubai are in standard hours simultaneously for 7h per day. 3 recommended slots shown below.

09:00 Riyadh / 10:00 Dubai✓ Both working

10:00 Riyadh / 11:00 Dubai✓ Both working

11:00 Riyadh / 12:00 Dubai✓ Both working

Based on standard 09:00–17:00 working hours in each location's local time.

AST (Riyadh) and Dubai — practical scheduling

AST (Riyadh) (Saudi Arabia) leads Dubai (United Arab Emirates) by 1 hours. Despite the gap, a 7-hour window of shared business hours each day keeps real-time collaboration practical for both sides.

💡 Practical scheduling guidelines

✅

09:00–10:00 in AST (Riyadh) = 10:00–11:00 in Dubai. Both sides are in standard business hours during this window.

✅

10:00–11:00 in AST (Riyadh) = 11:00–12:00 in Dubai. Both sides are in standard business hours during this window.

✅

11:00–12:00 in AST (Riyadh) = 12:00–13:00 in Dubai. 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.

Get the Extension — Free →

Use the time slider above to find the exact equivalent time for any moment in AST (Riyadh). The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.

AST (Riyadh) ↔ DUBAI (Dubai)

7h of business hours overlap daily (09:00–17:00)

AST (Riyadh)

DUBAI (Dubai)

00:00

01:00

02:00

03:00

04:00

05:00

06:00

07:00

08:00

09:00Working

10:00Working

11:00Working

12:00Working

13:00Working

14:00Working

15:00Working

16:00Working

17:00off

17:00

18:00

19:00

20:00

21:00

22:00

23:00

00:00+1d

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.

Frequently Asked Questions

What is the difference between ast and dubai?

Arabia Standard Time (ast) is UTC+3 and DUBAI (Dubai) (dubai) is UTC+4. The difference between them is 1 hours.

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.

Where is dubai used?

DUBAI (Dubai) (dubai) is used in United Arab Emirates and surrounding regions. The IANA timezone identifier is Asia/Dubai.

How do I convert ast to dubai?

Use the interactive converter above. Drag the time slider to any ast time and the dubai equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.

Popular AST conversions

AST → London AST → New York AST → Tokyo AST → Dubai AST → Sydney AST → Paris AST → Berlin AST → Singapore AST → Los Angeles AST → Toronto

Popular DUBAI conversions

London → DUBAI New York → DUBAI Tokyo → DUBAI Sydney → DUBAI Paris → DUBAI Berlin → DUBAI Singapore → DUBAI Los Angeles → DUBAI Toronto → DUBAI Mumbai → DUBAI