Hounslow to Johannesburg time converter

Johannesburg is 1 hour ahead of Hounslow. When it is 9:00 AM in Hounslow, it is 10:00 AM in Johannesburg.

Hounslow BST

Wednesday, October 21, 2026

Johannesburg SAST

Wednesday, October 21, 2026

Hounslow
United Kingdom
Wed, Oct 21
BSTUTC+1
Johannesburg
South Africa
Wed, Oct 21
SASTUTC+2+1h
Finding your time zone…
Shared working hours (9:00–18:00)

Hounslow to Johannesburg conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 5:00 PM in Hounslow (10:00 AM – 6:00 PM in Johannesburg).

Daylight saving time and the difference

The difference changes during the year because Hounslow and Johannesburg switch clocks on different dates:

  • Oct 21, 2026 – Oct 25, 2026: +1h
  • Oct 25, 2026 – Mar 28, 2027: +2h
  • Mar 28, 2027 – Oct 21, 2027: +1h

Distance

Hounslow and Johannesburg are 9,073 km (5,638 miles) apart in a straight line.

More conversions

Johannesburg to HounslowHounslow to New YorkHounslow to LondonHounslow to Los AngelesHounslow to ChicagoHounslow to TorontoHounslow to São PauloHounslow to ParisHounslow to BerlinHounslow to MoscowHounslow to DubaiHounslow to New DelhiHounslow to Bangkok
New York to JohannesburgLondon to JohannesburgLos Angeles to JohannesburgChicago to JohannesburgToronto to JohannesburgSão Paulo to JohannesburgParis to JohannesburgBerlin to JohannesburgMoscow to JohannesburgDubai to JohannesburgNew Delhi to JohannesburgBangkok to Johannesburg

Questions and answers

What is the time difference between Hounslow and Johannesburg?

Johannesburg is 1 hour ahead of Hounslow.

What time is it in Johannesburg when it is 9 AM in Hounslow?

When it is 9:00 AM in Hounslow, it is 10:00 AM in Johannesburg.

When is the best time to call Johannesburg from Hounslow?

Both sides are at work from 9:00 AM – 5:00 PM in Hounslow (10:00 AM – 6:00 PM in Johannesburg).

Does the time difference between Hounslow and Johannesburg change?

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