Houston Time vs London Time
What is the time difference between Houston, Texas and London, United Kingdom? 6 hours ahead of Houston. Live clocks, conversion tips, and business scheduling guide.
Houston, Texas (CDT)
Monday, September 21, 2026
London (GMT+1)
Monday, September 21, 2026
Houston to London — Hour-by-Hour Conversion
| Houston (CDT) | London (GMT+1) |
|---|---|
| 06:00 AM | 12:00 PM |
| 07:00 AM | 01:00 PM |
| 08:00 AM | 02:00 PM |
| 09:00 AM | 03:00 PM |
| 10:00 AM | 04:00 PM |
| 11:00 AM | 05:00 PM |
| 12:00 PM | 06:00 PM |
| 01:00 PM | 07:00 PM |
| 02:00 PM | 08:00 PM |
| 03:00 PM | 09:00 PM |
| 04:00 PM | 10:00 PM |
| 05:00 PM | 11:00 PM |
| 06:00 PM | 12:00 AM |
| 07:00 PM | 01:00 AM |
| 08:00 PM | 02:00 AM |
| 09:00 PM | 03:00 AM |
Highlighted rows = typical Houston business hours
Business Scheduling: Houston ↔ London
The 6-hour difference means there's a narrow window for real-time collaboration: 8–11 AM Houston time (2–5 PM London time). Many Houston energy companies with London offices schedule critical calls during this overlap.
Travel Tips: Houston to London
The flight from Houston to London (Heathrow) is approximately 9–10 hours. With the 6-hour time difference, a morning departure from Houston often means arriving the next morning in London.
Fun Facts
- London is the original home of the Prime Meridian (0° longitude)
- When Houston starts the workday at 8 AM, it's already 2 PM in London
- Both cities are major global financial centers
About Houston and London Time Zones
London operates on Greenwich Mean Time (GMT) in winter and British Summer Time (BST) in summer. The time difference between Houston and London is typically 6 hours, making international business coordination a daily consideration for many professionals.