London to Mata Roma time converter

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

London BST

Tuesday, October 20, 2026

Mata Roma BRT

Tuesday, October 20, 2026

London
United Kingdom
Tue, Oct 20
BSTUTC+1
Mata Roma
Maranhão, Brazil
Tue, Oct 20
BRTUTC-3-4h
Finding your time zone…
Shared working hours (9:00–18:00)

London to Mata Roma conversion table

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

LondonMata Roma
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 Mata Roma).

Daylight saving time and the difference

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

  • Oct 20, 2026 – Oct 25, 2026: -4h
  • Oct 25, 2026 – Mar 28, 2027: -3h
  • Mar 28, 2027 – Oct 20, 2027: -4h

Distance

London and Mata Roma are 7,352 km (4,568 miles) apart in a straight line.

More conversions

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Questions and answers

What is the time difference between London and Mata Roma?

Mata Roma is 4 hours behind London.

What time is it in Mata Roma when it is 9 AM in London?

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

When is the best time to call Mata Roma from London?

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

Does the time difference between London and Mata Roma change?

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