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Time difference between São Paulo and London

London is 4 hours ahead of São Paulo. When it's 9:00 in São Paulo, it's 13:00 in London.

London is 4 hours ahead of São Paulo.

On Wednesday, 7 October 2026, 09:00 in São Paulo is 13:00 in London. São Paulo is UTC−3; London is UTC+1.

The gap through 2026

  1. 1 Jan – 29 MarLondon is 3 hours ahead of São Paulo.
  2. 29 Mar – 25 OctLondon is 4 hours ahead of São Paulo.
  3. 25 Oct – 31 DecLondon is 3 hours ahead of São Paulo.
  • London moves its clocks forward on 29 March (UTC → UTC+1).
  • London moves its clocks back on 25 October (UTC+1 → UTC).

São Paulo to London, hour by hour

On Wednesday 7 October.

São PauloLondon
07:00 Early morning11:00 Working hours
08:00 Early morning12:00 Working hours
09:00 Working hours13:00 Working hours
10:00 Working hours14:00 Working hours
11:00 Working hours15:00 Working hours
12:00 Working hours16:00 Working hours
13:00 Working hours17:00 Evening
14:00 Working hours18:00 Evening
15:00 Working hours19:00 Evening
16:00 Working hours20:00 Evening
17:00 Evening21:00 Evening
18:00 Evening22:00 Sleeping hours
19:00 Evening23:00 Sleeping hours
20:00 Evening00:00+1 Sleeping hours
21:00 Evening01:00+1 Sleeping hours
22:00 Sleeping hours02:00+1 Sleeping hours

Daylight saving in 2026

  • London moves its clocks forward on Sunday 29 March (UTC → UTC+1).
  • London moves its clocks back on Sunday 25 October (UTC+1 → UTC).
  1. 1 Jan – 29 MarLondon is 3 hours ahead of São Paulo.
  2. 29 Mar – 25 OctLondon is 4 hours ahead of São Paulo.
  3. 25 Oct – 31 DecLondon is 3 hours ahead of São Paulo.

Best times for a call

Working hours (09:00–17:00) overlap for 4 hours: 09:00–13:00 in São Paulo, which is 13:00–17:00 in London.

  • São Paulo 09:00Working hoursLondon 13:00Working hours
  • São Paulo 10:00Working hoursLondon 14:00Working hours
  • São Paulo 11:00Working hoursLondon 15:00Working hours

How the time difference calculator works

The difference is each city's offset from UTC on the date you pick, subtracted. Offsets come from the IANA time zone database in your browser.

Because countries change their clocks on different dates — or not at all — the gap between two cities can change for a few weeks a year. The calculator lists every change in the year.

Examples

  • London is 5 hours ahead of New York for most of the year, but only 4 hours ahead for about three weeks in March and one week in late October.
  • Dubai doesn't change its clocks, so its gap to London is 4 hours in winter and 3 hours in summer.

Good for

  • Knowing when a colleague's day starts
  • Setting expectations for replies across time zones
  • Planning travel and jet lag

Frequently asked questions

What time is it in London when it's 9 AM in São Paulo?
1:00 PM — as of 7 October 2026. London is 4 hours ahead of São Paulo.
Does the time difference between São Paulo and London change?
Yes. In 2026 it's 3 hours or 4 hours, depending on the date, because only London changes its clocks.
What's the best time for a call between São Paulo and London?
Between 09:00 and 13:00 São Paulo time, when both cities are in working hours (09:00–17:00).
What time zones are São Paulo and London in?
São Paulo uses America/Sao_Paulo (UTC−3 today); London uses Europe/London (UTC+1 today).

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