Riyadh to Lisbon Time
AST to WET Converter — 9 AM AST is 6:00 AM WET
Riyadh is 3 hours ahead of Lisbon. Convert any time between Riyadh (AST) and Lisbon (WET/WEST) instantly.
Riyadh
Saudi Arabia
Lisbon
Portugal
Add Time Zones to Compare
Time Zone Comparison
Riyadh to Lisbon Time Conversion Table
| Riyadh (AST) | Lisbon (WET) |
|---|---|
| 12:00 AM | 10:00 PM |
| 2:00 AM | 12:00 AM |
| 4:00 AM | 2:00 AM |
| 6:00 AM | 4:00 AM |
| 8:00 AM | 6:00 AM |
| 10:00 AM | 8:00 AM |
| 12:00 PM | 10:00 AM |
| 2:00 PM | 12:00 PM |
| 4:00 PM | 2:00 PM |
| 6:00 PM | 4:00 PM |
| 8:00 PM | 6:00 PM |
| 10:00 PM | 8:00 PM |
Riyadh & Lisbon — Business & Scheduling Guide
Riyadh (Saudi Arabia) is the largest economy in the Middle East, with key industries in oil & gas, construction, finance, and tourism under Vision 2030. Lisbon (Portugal) is an important regional economy, known for diverse sectors including services and trade. With a 3-hour time difference, professionals frequently schedule cross-border calls between these two cities for international trade, remote team collaboration, and client meetings.
Scheduling Meetings Between Riyadh and Lisbon
With only a 3-hour gap, Riyadh and Lisbon have generous overlapping work hours. Morning calls in the earlier time zone align well with mid-day in the other. Saudi business hours typically run 9 AM–5 PM Sunday–Thursday, with business often conducted over meals. Business hours typically follow a 9 AM–5 PM schedule. Most teams find that late morning to early afternoon offers the widest window for collaboration.
Daylight Saving Time Considerations
Lisbon observes Daylight Saving Time (WET/WEST), while Riyadh stays on AST year-round. When Lisbon switches to daylight time, the effective time difference shifts by 1 hour. This typically happens in spring and fall, and the exact dates vary by country. If you have recurring cross-timezone meetings, recalculate the schedule after each DST transition.
AST to WET — Quick Reference
AST (AST) stands for the timezone used in Riyadh, Saudi Arabia (UTC+3). WET (WET/WEST) is the timezone used in Lisbon, Portugal (UTC+0). Riyadh is 3 hours ahead of Lisbon.
To convert AST to WET, subtract 3 hours from AST time. For example, AST 9:00 AM = WET 6:00 AM.
Key Facts
- •Time difference: Riyadh (UTC+3) is 3 hours ahead of Lisbon (UTC+0).
- •Daylight Saving Time: Riyadh does not observe DST (AST). Lisbon observes DST (WET/WEST).
- •Regions: Riyadh is located in Saudi Arabia and uses the AST time zone. Lisbon is located in Portugal and uses the WET/WEST time zone.
- •Best time to call: The best time to call between Riyadh and Lisbon is 12:00 PM to 4:00 PM in Riyadh time, when both cities have overlapping standard working hours.
Frequently Asked Questions
What is the time difference between Riyadh and Lisbon?
Riyadh is 3 hours ahead of Lisbon.
What time is it in Lisbon when it's 9 AM in Riyadh?
When it's 9:00 AM in Riyadh, it is 6:00 AM in Lisbon.
What time is 9 PM AST in WET?
9 PM AST (Riyadh time) is 6:00 PM WET (Lisbon time). This is a common time people check when scheduling evening calls across these two time zones.
When is the best time to schedule a meeting between Riyadh and Lisbon?
The best time to schedule a meeting is between 12:00 PM to 4:00 PM in Riyadh time, when both cities are within standard working hours (9 AM – 5 PM). This gives you the maximum overlap window for real-time collaboration.
How do I convert AST to WET?
AST (AST) is the timezone for Riyadh, Saudi Arabia (UTC+3). WET (WET/WEST) is the timezone for Lisbon, Portugal (UTC+0). Riyadh is 3 hours ahead of Lisbon. Quick examples: 9 AM AST = 6:00 AM WET, 12 PM AST = 9:00 AM WET, 3 PM AST = 12:00 PM WET, 6 PM AST = 3:00 PM WET.
Is Riyadh ahead of or behind Lisbon?
Riyadh is 3 hours ahead of Lisbon. When it's noon in Riyadh, it's 9:00 AM in Lisbon.
Does Riyadh or Lisbon change clocks for Daylight Saving Time?
No, Riyadh does not observe DST — it stays on AST year-round. Lisbon observes DST and switches between WET/WEST. Because only one city observes DST, the time difference shifts by 1 hour during transition periods (typically March/April and October/November).
Related Time Zone Conversions
More from Riyadh
Convert to Lisbon
Working across time zones?
Auto-sync calendar events into your timesheet — no matter what time zone your team is in. Connect Google Calendar, Teams, or Zoom and export a polished timesheet in seconds.
No credit card required. Free forever plan available.