London to Viana time converter

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

London BST

Wednesday, October 21, 2026

Viana BRT

Wednesday, October 21, 2026

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

London to Viana conversion table

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

LondonViana
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 Viana).

Daylight saving time and the difference

The difference changes during the year because London and Viana 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 Viana are 7,411 km (4,605 miles) apart in a straight line.

More conversions

Viana 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 VianaLos Angeles to VianaChicago to VianaToronto to VianaSão Paulo to VianaParis to VianaBerlin to VianaMoscow to VianaDubai to VianaNew Delhi to VianaBangkok to VianaSingapore to Viana

Questions and answers

What is the time difference between London and Viana?

Viana is 4 hours behind London.

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

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

When is the best time to call Viana from London?

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

Does the time difference between London and Viana change?

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