London to Promissão time converter

Promissão is 4 hours behind London. When it is 9:00 AM in London, it is 5:00 AM in Promissão.

London BST

Wednesday, October 21, 2026

Promissão BRT

Wednesday, October 21, 2026

London
United Kingdom
Wed, Oct 21
BSTUTC+1
Promissão
São Paulo, Brazil
Wed, Oct 21
BRTUTC-3-4h
Finding your time zone…
Shared working hours (9:00–18:00)

London to Promissão conversion table

Every hour of today in London and the matching time in Promissão. Light rows are typical working hours (9:00–18:00).

LondonPromissão
12:00 AM8:00 PM−1 day
1:00 AM9:00 PM−1 day
2:00 AM10:00 PM−1 day
3:00 AM11:00 PM−1 day
4:00 AM12:00 AM
5:00 AM1:00 AM
6:00 AM2:00 AM
7:00 AM3:00 AM
8:00 AM4:00 AM
9:00 AM5:00 AM
10:00 AM6:00 AM
11:00 AM7:00 AM
12:00 PM8:00 AM
1:00 PM9:00 AM
2:00 PM10:00 AM
3:00 PM11:00 AM
4:00 PM12:00 PM
5:00 PM1:00 PM
6:00 PM2:00 PM
7:00 PM3:00 PM
8:00 PM4:00 PM
9:00 PM5:00 PM
10:00 PM6:00 PM
11:00 PM7:00 PM

Best time to call or meet

Both sides are at work from 1:00 PM – 6:00 PM in London (9:00 AM – 2:00 PM in Promissão).

Daylight saving time and the difference

The difference changes during the year because London and Promissão switch clocks on different dates:

  • Oct 21, 2026 – Oct 25, 2026: -4h
  • Oct 25, 2026 – Mar 28, 2027: -3h
  • Mar 28, 2027 – Oct 21, 2027: -4h

Distance

London and Promissão are 9,453 km (5,874 miles) apart in a straight line.

More conversions

Promissão to LondonLondon to New YorkLondon to Los AngelesLondon to ChicagoLondon to TorontoLondon to São PauloLondon to ParisLondon to BerlinLondon to MoscowLondon to DubaiLondon to New DelhiLondon to BangkokLondon to Singapore
New York to PromissãoLos Angeles to PromissãoChicago to PromissãoToronto to PromissãoSão Paulo to PromissãoParis to PromissãoBerlin to PromissãoMoscow to PromissãoDubai to PromissãoNew Delhi to PromissãoBangkok to PromissãoSingapore to Promissão

Questions and answers

What is the time difference between London and Promissão?

Promissão is 4 hours behind London.

What time is it in Promissão when it is 9 AM in London?

When it is 9:00 AM in London, it is 5:00 AM in Promissão.

When is the best time to call Promissão from London?

Both sides are at work from 1:00 PM – 6:00 PM in London (9:00 AM – 2:00 PM in Promissão).

Does the time difference between London and Promissão change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.