Johannesburg to Dún Laoghaire time converter

Dún Laoghaire is 1 hour behind Johannesburg. When it is 9:00 AM in Johannesburg, it is 8:00 AM in Dún Laoghaire.

Johannesburg SAST

Thursday, October 22, 2026

Dún Laoghaire IST

Thursday, October 22, 2026

Johannesburg
South Africa
Thu, Oct 22
SASTUTC+2
Dún Laoghaire
Ireland
Thu, Oct 22
ISTUTC+1-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Johannesburg to Dún Laoghaire conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 22, 2026 – Oct 25, 2026: -1h
  • Oct 25, 2026 – Mar 28, 2027: -2h
  • Mar 28, 2027 – Oct 22, 2027: -1h

Distance

Johannesburg and Dún Laoghaire are 9,435 km (5,863 miles) apart in a straight line.

More conversions

Dún Laoghaire to JohannesburgJohannesburg to New YorkJohannesburg to LondonJohannesburg to Los AngelesJohannesburg to ChicagoJohannesburg to TorontoJohannesburg to São PauloJohannesburg to ParisJohannesburg to BerlinJohannesburg to MoscowJohannesburg to DubaiJohannesburg to New DelhiJohannesburg to Bangkok
New York to Dún LaoghaireLondon to Dún LaoghaireLos Angeles to Dún LaoghaireChicago to Dún LaoghaireToronto to Dún LaoghaireSão Paulo to Dún LaoghaireParis to Dún LaoghaireBerlin to Dún LaoghaireMoscow to Dún LaoghaireDubai to Dún LaoghaireNew Delhi to Dún LaoghaireBangkok to Dún Laoghaire

Questions and answers

What is the time difference between Johannesburg and Dún Laoghaire?

Dún Laoghaire is 1 hour behind Johannesburg.

What time is it in Dún Laoghaire when it is 9 AM in Johannesburg?

When it is 9:00 AM in Johannesburg, it is 8:00 AM in Dún Laoghaire.

When is the best time to call Dún Laoghaire from Johannesburg?

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

Does the time difference between Johannesburg and Dún Laoghaire change?

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