London is usually 4 hours ahead of São Paulo. London observes daylight saving time and São Paulo does not, so the difference shifts by an hour around the changeovers.

LondonSão Paulo

Sunrise 5:05 AMSunset 9:10 PM(local)

Sunrise 6:48 AMSunset 5:39 PM(local)

London: daylight saving timeNow UTC+1. Next change: October 25, 2026 — clocks go back 1 hour.
LondonUTC+1
São PauloUTC-3

🇬🇧 London

Dialing code+44
Population8,961,989
Coordinates51.51°N, 0.13°W
Elevation25 m

🇧🇷 São Paulo

Dialing code+55
Population12,400,232
Coordinates23.55°S, 46.64°W
Elevation769 m

Best time for a call: 13:00–18:00 in LondonAdd to calendar

Working hours assumed 9:00–18:00.

Frequently asked questions

What is the time difference between London and São Paulo?
London is 4 hours ahead of São Paulo. Use the side-by-side clocks and the day/night strips above to convert any hour between them.
When is the best time to call between London and São Paulo?
The best window to call is 13:00–18:00 London time, when working hours overlap in both cities. Pick an hour on the strips to add it to your calendar.
Why does the time difference between London and São Paulo change?
Because at least one of London and São Paulo observes daylight saving time, the difference shifts by an hour when one city changes its clocks and the other has not yet (or does not).