Promissão to London time converter

London is 4 hours ahead of Promissão. When it is 9:00 AM in Promissão, it is 1:00 PM in London.

Promissão BRT

Wednesday, October 21, 2026

London BST

Wednesday, October 21, 2026

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

Promissão to London conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 24, 2026: +4h
  • Oct 24, 2026 – Mar 27, 2027: +3h
  • Mar 27, 2027 – Oct 21, 2027: +4h

Distance

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

More conversions

London to PromissãoPromissão to New YorkPromissão to Los AngelesPromissão to ChicagoPromissão to TorontoPromissão to São PauloPromissão to ParisPromissão to BerlinPromissão to MoscowPromissão to DubaiPromissão to New DelhiPromissão to BangkokPromissão to Singapore
New York to LondonLos Angeles to LondonChicago to LondonToronto to LondonSão Paulo to LondonParis to LondonBerlin to LondonMoscow to LondonDubai to LondonNew Delhi to LondonBangkok to LondonSingapore to London

Questions and answers

What is the time difference between Promissão and London?

London is 4 hours ahead of Promissão.

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

When it is 9:00 AM in Promissão, it is 1:00 PM in London.

When is the best time to call London from Promissão?

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

Does the time difference between Promissão and London change?

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