CST to Las Vegas time conversion
Las Vegas is 1 hour behind CST. After the next clock change (): Las Vegas is 2 hours behind CST.
CST is always UTC-6. Right now most places that use CST are on CDT (UTC-5): Las Vegas is 2 hours behind CDT.
Time difference with your location
CST is 6 hours behind UTC. Compare with your local time →
Choose a date and time
Choose the local time in CST to convert it to Las Vegas on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · CST → Las Vegas
This table converts each hour in CST to Las Vegas on 2026-10-21.
- Working hours
- Outside working hours
- Night hours
| CST | Las Vegas | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 23:0011:00 PM -1 day | |
| 01:001:00 AM | 00:0012:00 AM | |
| 02:002:00 AM | 01:001:00 AM | |
| 03:003:00 AM | 02:002:00 AM | |
| 04:004:00 AM | 03:003:00 AM | |
| 05:005:00 AM | 04:004:00 AM | |
| 06:006:00 AM | 05:005:00 AM | |
| 07:007:00 AM | 06:006:00 AM | |
| 08:008:00 AM | 07:007:00 AM | |
| 09:009:00 AM | 08:008:00 AM | ✓ |
| 10:0010:00 AM | 09:009:00 AM | ✓ |
| 11:0011:00 AM | 10:0010:00 AM | ✓ |
| 12:0012:00 PM | 11:0011:00 AM | ✓ |
| 13:001:00 PM | 12:0012:00 PM | ✓ |
| 14:002:00 PM | 13:001:00 PM | ✓ |
| 15:003:00 PM | 14:002:00 PM | ✓ |
| 16:004:00 PM | 15:003:00 PM | ✓ |
| 17:005:00 PM | 16:004:00 PM | ✓ |
| 18:006:00 PM | 17:005:00 PM | |
| 19:007:00 PM | 18:006:00 PM | |
| 20:008:00 PM | 19:007:00 PM | |
| 21:009:00 PM | 20:008:00 PM | |
| 22:0010:00 PM | 21:009:00 PM | |
| 23:0011:00 PM | 22:0010:00 PM |
Quick conversion examples
These examples use CST (UTC-6) and Las Vegas (UTC-7); choosing a date applies the local clock changes.
Conversion formula: Las Vegas = CST − 1h · CST − 2h · CDT − 3h · CDT − 2h.
| CST | Las Vegas |
|---|---|
| 6:00 AM CST | = 5:00 AM Las Vegas |
| 7:00 AM CST | = 6:00 AM Las Vegas |
| 8:00 AM CST | = 7:00 AM Las Vegas |
| 9:00 AM CST | = 8:00 AM Las Vegas |
| 10:00 AM CST | = 9:00 AM Las Vegas |
| 12:00 PM CST | = 11:00 AM Las Vegas |
| 3:00 PM CST | = 2:00 PM Las Vegas |
| 5:00 PM CST | = 4:00 PM Las Vegas |
| 6:00 PM CST | = 5:00 PM Las Vegas |
| 8:00 PM CST | = 7:00 PM Las Vegas |
Overlapping meeting hours
The 08:00–18:00 working day in CST and Las Vegas overlaps for 9 hours on 2026-10-21.
- Shared working hours
- 09:00–18:00 CST · 08:00–17:00 Las Vegas
Clock changes on both sides, 2026–2028
CST and Las Vegas have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | CST | Las Vegas |
|---|---|---|
| 2026 | · 02:00 → 03:00 · 02:00 → 01:00 | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2027 | · 02:00 → 03:00 · 02:00 → 01:00 | · 02:00 → 03:00 · 02:00 → 01:00 |
| 2028 | · 02:00 → 03:00 · 02:00 → 01:00 | · 02:00 → 03:00 · 02:00 → 01:00 |
At the start of 2026, Las Vegas is 2 hours behind CST. The difference changes during the following periods.
- From 2026-03-08 03:00 CDT until 2026-03-08 05:00 CDT, Las Vegas is 3 hours behind CDT.
- From 2026-11-01 01:00 CST until 2026-11-01 03:00 CST, Las Vegas is 1 hour behind CST.
- From 2027-03-14 03:00 CDT until 2027-03-14 05:00 CDT, Las Vegas is 3 hours behind CDT.
- From 2027-11-07 01:00 CST until 2027-11-07 03:00 CST, Las Vegas is 1 hour behind CST.
- From 2028-03-12 03:00 CDT until 2028-03-12 05:00 CDT, Las Vegas is 3 hours behind CDT.
- From 2028-11-05 01:00 CST until 2028-11-05 03:00 CST, Las Vegas is 1 hour behind CST.
Frequently asked questions
What time is 9 AM CST in Las Vegas?
9:00 AM CST = 8:00 AM Las Vegas, using UTC-6 and UTC-7. Choose a date above for the seasonal local time.
Does the time difference between CST and Las Vegas change during the year?
Yes. During 2026–2028: Las Vegas is 3 hours behind CST; Las Vegas is 2 hours behind CST; Las Vegas is 1 hour behind CST. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in Las Vegas?
Read the Las Vegas clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between CST and Las Vegas?
The shared 08:00–18:00 working window is 09:00–18:00 CST / 08:00–17:00 Las Vegas, a total of 9 hours.
What is the time difference between CST and Las Vegas now?
Right now, Las Vegas is 1 hour behind CST. Conversion formula: Las Vegas = CST − 1h · CST − 2h · CDT − 3h · CDT − 2h.