Sydney to Dún Laoghaire time converter

Dún Laoghaire is 10 hours behind Sydney. When it is 9:00 AM in Sydney, it is 11:00 PM (Tue, Oct 20) in Dún Laoghaire.

Sydney AEDT

Wednesday, October 21, 2026

Dún Laoghaire IST

Wednesday, October 21, 2026

Sydney
New South Wales, Australia
Wed, Oct 21
AEDTUTC+11
Dún Laoghaire
Ireland
Wed, Oct 21
ISTUTC+1-10h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Dún Laoghaire conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Sydney (7:00 AM – 8:00 AM in Dún Laoghaire): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 21, 2026 – Oct 25, 2026: -10h
  • Oct 25, 2026 – Mar 28, 2027: -11h
  • Mar 28, 2027 – Apr 4, 2027: -10h
  • Apr 4, 2027 – Oct 3, 2027: -9h
  • Oct 3, 2027 – Oct 21, 2027: -10h

Distance

Sydney and Dún Laoghaire are 17,212 km (10,695 miles) apart in a straight line.

More conversions

Dún Laoghaire to SydneySydney to New YorkSydney to LondonSydney to Los AngelesSydney to ChicagoSydney to TorontoSydney to São PauloSydney to ParisSydney to BerlinSydney to MoscowSydney to DubaiSydney to New DelhiSydney 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 Sydney and Dún Laoghaire?

Dún Laoghaire is 10 hours behind Sydney.

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

When it is 9:00 AM in Sydney, it is 11:00 PM (Tue, Oct 20) in Dún Laoghaire.

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

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Sydney (7:00 AM – 8:00 AM in Dún Laoghaire): working hours on one side, early or late on the other.

Does the time difference between Sydney 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.