Time difference between Riyadh and San Antonio
Compare the current local time in Riyadh and San Antonio, see when your working hours overlap, and convert any specific hour between the two timezones.
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Convert a specific time
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Working-hours overlap
When Riyadh's 9:00–17:00 business hours overlap with San Antonio's.
Riyadh working hours
San Antonio working hours
Overlap (both working)
🇸🇦 Riyadh
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🇺🇸 San Antonio
Scheduling across Riyadh and San Antonio
Scheduling between Riyadh and San Antonio is hard. Their standard business hours do not overlap on the same day, but the two working days meet at a single point: Riyadh's close at 17:00 coincides exactly with San Antonio's open at 09:00. A call timed to that boundary catches both sides at the edge of their day.
Quick reference
| 🇸🇦 Riyadh | 🇺🇸 San Antonio | In San Antonio it's… |
|---|---|---|
| 06:00 — Early morning | — | — |
| 09:00 — Start of work | — | — |
| 12:00 — Lunchtime | — | — |
| 15:00 — Mid-afternoon | — | — |
| 17:00 — End of work | — | — |
| 20:00 — Evening | — | — |
Daylight saving status
🇸🇦 Riyadh
Riyadh does not observe daylight saving time. The local offset is fixed year-round.
🇺🇸 San Antonio
Currently in CDT (daylight saving)
Clocks go back to CST
on Sunday 1 November 2026