Sydney to Long Diền time converter

Long Diền is 4 hours behind Sydney. When it is 9:00 AM in Sydney, it is 5:00 AM in Long Diền.

Sydney AEDT

Monday, October 19, 2026

Long Diền ICT

Monday, October 19, 2026

Sydney
New South Wales, Australia
Mon, Oct 19
AEDTUTC+11
Long Diền
Vietnam
Mon, Oct 19
ICTUTC+7-4h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Long Diền conversion table

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

SydneyLong Diền
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 Sydney (9:00 AM – 2:00 PM in Long Diền).

Daylight saving time and the difference

The difference changes during the year because Sydney and Long Diền switch clocks on different dates:

  • Oct 19, 2026 – Apr 4, 2027: -4h
  • Apr 4, 2027 – Oct 3, 2027: -3h
  • Oct 3, 2027 – Oct 19, 2027: -4h

Distance

Sydney and Long Diền are 6,774 km (4,209 miles) apart in a straight line.

More conversions

Long Diền 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 Long DiềnLondon to Long DiềnLos Angeles to Long DiềnChicago to Long DiềnToronto to Long DiềnSão Paulo to Long DiềnParis to Long DiềnBerlin to Long DiềnMoscow to Long DiềnDubai to Long DiềnNew Delhi to Long DiềnBangkok to Long Diền

Questions and answers

What is the time difference between Sydney and Long Diền?

Long Diền is 4 hours behind Sydney.

What time is it in Long Diền when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 5:00 AM in Long Diền.

When is the best time to call Long Diền from Sydney?

Both sides are at work from 1:00 PM – 6:00 PM in Sydney (9:00 AM – 2:00 PM in Long Diền).

Does the time difference between Sydney and Long Diền change?

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