São Paulo to London
+3hSão Paulo
BRTSOURCELondon
GMTGreen rows indicate typical business hours (9 AM - 5 PM)
BRT and GMT on the World Map
The map below highlights the BRT (Brasilia Time) and GMT (Greenwich Mean Time) timezone regions across the globe.
BRT – Brasilia Time
UTC-03:00Brasilia Time (BRT) is the time zone for eastern Brazil, 3 hours behind UTC.
- •Brazil abolished daylight saving time in 2019.
- •São Paulo is the largest city in the Southern Hemisphere.
- •BRT is 2 hours ahead of EST.
- •Brazil spans four different time zones.
- •The B3 stock exchange in São Paulo operates on BRT.
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
About São Paulo
WikipediaSão Paulo operates on Brasília Time (BRT), UTC-3. As South America's largest financial center, São Paulo's B3 exchange is the Americas' second-largest.
São Paulo's Japanese population is the largest outside Japan.
About London
WikipediaLondon, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
Big Ben is actually the name of the bell inside the Elizabeth Tower, not the tower itself.
Everything You Need to Know About São Paulo and London Time
São Paulo, Brazil operates on the Brasilia Time (UTC-03:00). London, UK uses Greenwich Mean Time (UTC+00:00).
The time difference between São Paulo and London is 180 minutes (+3h). When it's noon in São Paulo, it's 03:00 PM in London.
Why Convert São Paulo to London Time?
When planning a meeting or scheduling a call between São Paulo and London, it's crucial to account for the 3-hour time difference. Whether you're coordinating with remote teams, calling family, or setting up an international conference, knowing the exact time in London helps avoid missed connections.
Pro Tip: If you frequently communicate with people in London from São Paulo, consider adding a dual-clock widget to your phone or computer to keep track of the 3-hour difference at a glance.
About BRT (Brasilia Time)
Brasilia Time (BRT) is the standard time in the most populous regions of Brazil, including São Paulo, Rio de Janeiro, and the capital Brasília. Brazil abolished daylight saving time in 2019, so BRT is now observed year-round in these regions. Brazil spans four time zones in total.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best Time to Call Between São Paulo and London
If you want to reach someone in London during standard business hours (9 AM – 5 PM GMT), the best time to call from São Paulo would be:
- London 9:00 AM = São Paulo 06:00 AM
- London 12:00 PM = São Paulo 09:00 AM
- London 5:00 PM = São Paulo 02:00 PM
Business Hours Overlap
São Paulo and London have a partial business hours overlap. The best window for meetings and calls is when both locations are in their working hours.
In summary, the +3h time difference between São Paulo and London means you need to plan carefully. Use this page as your go-to reference for quick and accurate time conversions.
🕐 Daylight Saving Time Info
São Paulo
Does not observe DST
London
❄ Currently in Standard Time
Standard: UTC+00:00 · DST: UTC+01:00
Clocks spring forward on Sun, Mar 29, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between São Paulo and London?
London is +3h from São Paulo.
What timezone is São Paulo in?
São Paulo operates on Brasília Time (BRT), UTC-3. As South America's largest financial center, São Paulo's B3 exchange is the Americas' second-largest.
What timezone is London in?
London, where Greenwich Mean Time (GMT) originates, is the world's leading financial center alongside New York. The city bridges European and American business hours.
What are the business hours in São Paulo?
Standard business hours in São Paulo are 9:00 AM - 6:00 PM BRT.
What are the business hours in London?
Standard business hours in London are 9:00 AM - 5:00 PM GMT.
What is the best time to schedule a call between São Paulo and London?
The best overlap for a call is when both cities are in business hours. São Paulo works 9:00 AM - 6:00 PM BRT and London works 9:00 AM - 5:00 PM GMT (+3h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in São Paulo and London?
São Paulo uses BRL (R$) while London uses GBP (£). Check current exchange rates when planning travel or business between these cities.
How do São Paulo and London compare in size?
São Paulo has a population of approximately 12.4 million (metro: 22.4 million), while London has approximately 8.8 million (metro: 14.8 million).
What are the major landmarks in São Paulo and London?
São Paulo is known for Paulista Avenue, Ibirapuera Park, São Paulo Cathedral. London is famous for Big Ben, Tower Bridge, Buckingham Palace.
Do São Paulo and London have stock exchanges?
Yes. São Paulo has the B3 (Brasil Bolsa Balcão) and London has the LSE (London Stock Exchange). The +3h time difference affects trading hour overlaps between these exchanges.
Which countries use BRT (Brasilia Time)?
BRT is used in Brazil (eastern).
Does BRT observe daylight saving time?
No, BRT does not observe daylight saving time and remains at UTC-03:00 year-round.
What are some interesting facts about BRT?
Brazil abolished daylight saving time in 2019. São Paulo is the largest city in the Southern Hemisphere.
Which cities are in the GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
When is it midnight in São Paulo, what time is it in London?
When it is 12:00 AM (midnight) in São Paulo (BRT), it is +3h later in London (GMT).
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