Mexico City zone
CST (GMT-6)
London zone
GMT+1 (GMT+1)
Difference
7 hours ahead of Mexico City
Business overlap
1h (9-5 windows)
Working hours overlap
Each cell is one hour in Mexico City. Filled cells mark when 9 AM – 5 PM in Mexico City and London both apply.
1 hour per day
- Mexico City
- GMT-6
- London
- GMT+1
- Difference
- +7h
- Business overlap
- 1h
Hour-by-hour conversion
Each row shows the matching local time in London for an hour in Mexico City.
| Mexico City | London | Day | Window |
|---|---|---|---|
| 12:00 AM | 7:00 AM | same day | — |
| 1:00 AM | 8:00 AM | same day | — |
| 2:00 AM | 9:00 AM | same day | — |
| 3:00 AM | 10:00 AM | same day | — |
| 4:00 AM | 11:00 AM | same day | — |
| 5:00 AM | 12:00 PM | same day | — |
| 6:00 AM | 1:00 PM | same day | — |
| 7:00 AM | 2:00 PM | same day | — |
| 8:00 AM | 3:00 PM | same day | — |
| 9:00 AM | 4:00 PM | same day | Both 9-5 |
| 10:00 AM | 5:00 PM | same day | — |
| 11:00 AM | 6:00 PM | same day | — |
| 12:00 PM | 7:00 PM | same day | — |
| 1:00 PM | 8:00 PM | same day | — |
| 2:00 PM | 9:00 PM | same day | — |
| 3:00 PM | 10:00 PM | same day | — |
| 4:00 PM | 11:00 PM | same day | — |
| 5:00 PM | 12:00 AM | next day | — |
| 6:00 PM | 1:00 AM | next day | — |
| 7:00 PM | 2:00 AM | next day | — |
| 8:00 PM | 3:00 AM | next day | — |
| 9:00 PM | 4:00 AM | next day | — |
| 10:00 PM | 5:00 AM | next day | — |
| 11:00 PM | 6:00 AM | next day | — |
Best meeting windows
If both teams keep standard 9 AM – 5 PM hours, the overlap window is roughly 9:00 AM – 10:00 AM in Mexico City time. That gives you 1 hour per workday for live meetings.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Mexico City time to London time
Mexico City follows the America/Mexico_City time zone (currently CST, GMT-6), while London follows Europe/London (currently GMT+1, GMT+1). London is 7 hours ahead of Mexico City right now.
London observes daylight saving time, while Mexico City does not. The offset between the two cities changes by one hour at the daylight saving transitions.
Daylight saving transitions in 2026
Mexico City
Does not observe daylight saving time.
London
- Spring forward · Sunday, March 29, 2026
- Fall back · Sunday, October 25, 2026
Reverse this conversion
London to Mexico City
Open the converter
Plan a meeting between Mexico City and London
More conversions from Mexico City
Frequently asked questions
- How many hours is Mexico City from London?
- London is 7 hours ahead of Mexico City right now.
- What time is 9:00 AM Mexico City in London?
- 9:00 AM in Mexico City is 4:00 PM in London.
- What time is 5:00 PM Mexico City in London?
- 5:00 PM in Mexico City is 12:00 AM (next day) in London.
- When do Mexico City and London business hours overlap?
- Standard 9 AM - 5 PM working hours overlap for about 1 hour, roughly from 9:00 AM to 10:00 AM in Mexico City time.
- Does daylight saving time change the difference between Mexico City and London?
- London observes daylight saving time while Mexico City does not, so the offset between them changes by one hour twice a year.
Local time page
Time in Mexico City
Local time page
Time in London