Offset
The time difference between London and Cancún is 6 hours.
London (BST) is ahead of Cancún (EST).
BST: UTC+1
EST: UTC-5
London is currently observing daylight saving time; Cancún is not.
When to schedule
Business-hours overlap: 3 PM–5 PM in London (9 AM–11 AM in Cancún).
Both teams are in working hours during this window on weekdays.
Suggested time: 4:00 PM London (10:00 AM Cancún).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
United Kingdom
- Good FridayFri, Apr 3
- Early May Bank HolidayMon, May 4
- Spring Bank HolidayMon, May 25
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
Mexico
- New Year's DayThu, Jan 1
- Constitution DayMon, Feb 2
- Benito Juárez's birthdayMon, Mar 16
- Maundy ThursdayThu, Apr 2
- Good FridayFri, Apr 3
- Labour DayFri, May 1
- Independence DayWed, Sep 16
- Revolution DayMon, Nov 16
- Christmas DayFri, Dec 25
About these zones
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| London | Cancún | Day |
|---|---|---|
| 12:00 am | 6:00 pm | -1 day |
| 1:00 am | 7:00 pm | -1 day |
| 2:00 am | 8:00 pm | -1 day |
| 3:00 am | 9:00 pm | -1 day |
| 4:00 am | 10:00 pm | -1 day |
| 5:00 am | 11:00 pm | -1 day |
| 6:00 am | 12:00 am | Same day |
| 7:00 am | 1:00 am | Same day |
| 8:00 am | 2:00 am | Same day |
| 9:00 am | 3:00 am | Same day |
| 10:00 am | 4:00 am | Same day |
| 11:00 am | 5:00 am | Same day |
| 12:00 pm | 6:00 am | Same day |
| 1:00 pm | 7:00 am | Same day |
| 2:00 pm | 8:00 am | Same day |
| 3:00 pm | 9:00 am | Same day |
| 4:00 pm | 10:00 am | Same day |
| 5:00 pm | 11:00 am | Same day |
| 6:00 pm | 12:00 pm | Same day |
| 7:00 pm | 1:00 pm | Same day |
| 8:00 pm | 2:00 pm | Same day |
| 9:00 pm | 3:00 pm | Same day |
| 10:00 pm | 4:00 pm | Same day |
| 11:00 pm | 5:00 pm | Same day |
Daylight saving time
London observes daylight saving time; Cancún does not. The offset between the two zones changes when London transitions: on Sunday, October 25, 2026, clocks fall back from BST to GMT.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 4:46 AM
- Sunset
- 9:15 PM
- Day length
- 16h 30m
- Sunrise
- 6:06 AM
- Sunset
- 7:29 PM
- Day length
- 13h 23m
Cities in these zones
Other cities in Greenwich Mean Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Greenwich Mean Time
- LCY
- LGW
- LHR
- LTN
- STN
- BHX
- EMA
- GLA
- PIK
- LBA
Airports in Eastern Standard Time
- CUN
Related conversions
Common conversions
- What is 9:00 am London in Cancún?
- 9:00 am London is 3:00 am Cancún.
- What is 12:00 pm London in Cancún?
- 12:00 pm London is 6:00 am Cancún.
- What is 12:30 pm London in Cancún?
- 12:30 pm London is 6:30 am Cancún.
- What is 2:00 pm London in Cancún?
- 2:00 pm London is 8:00 am Cancún.
- What is 5:00 pm London in Cancún?
- 5:00 pm London is 11:00 am Cancún.
- What is 11:30 pm London in Cancún?
- 11:30 pm London is 5:30 pm Cancún.