There is no overlap between 09:00–18:00 working days in these two places.
Clock changes in Las Vegas and Riyadh
Las Vegas
Pacific Daylight Time (PDT)
Next clock change Sun 1 Nov 2026 (UTC−7 → UTC−8)
Riyadh
Arabian Standard Time (UTC+3)
No daylight saving time.
Time difference between Las Vegas and Riyadh today
At this moment Riyadh is 10 hours ahead of Las Vegas. When it is 09:00 in Las Vegas, it is 19:00 in Riyadh. Las Vegas is on Pacific Daylight Time (PDT); Riyadh is on Arabian Standard Time (UTC+3).
When the Las Vegas to Riyadh time difference changes
For most of the year Riyadh is 10 hours ahead of Las Vegas. From 1 November to 31 December 2026, Riyadh is 11 hours ahead of Las Vegas instead, because the two places change their clocks on different dates. Meetings booked by the usual gap land an hour off in those weeks.
Dates
Riyadh vs Las Vegas
Length
8 March 2026 to 31 October 2026
10 hours ahead
238 days
1 November 2026 to 31 December 2026
11 hours ahead
61 days
1 January 2027 to 13 March 2027
11 hours ahead
72 days
14 March 2027 to 6 November 2027
10 hours ahead
238 days
7 November 2027 to 31 December 2027
11 hours ahead
55 days
Best time for a meeting between Las Vegas and Riyadh
When Riyadh is 10 hours ahead of Las Vegas: no shared 09:00 to 17:00 hours; try 07:00 in Las Vegas (17:00 in Riyadh).
When Riyadh is 11 hours ahead of Las Vegas: no shared 09:00 to 17:00 hours; try 07:00 in Las Vegas (18:00 in Riyadh).
Frequently asked questions about Las Vegas and Riyadh time
What time is it in Riyadh when it is 9:00 AM in Las Vegas?
19:00 today; Riyadh is 10 hours ahead of Las Vegas.
Does the time difference between Las Vegas and Riyadh change?
Yes. It is usually 10 hours ahead, but changes when one side moves its clocks: 11 hours ahead from 1 November to 31 December 2026; 11 hours ahead from 1 January to 13 March 2027.