Time Difference: Sydney to Vienna
Sydney ticks 8 hours ahead of the other location
Frequently Asked Questions
What is the time difference between Sydney and Vienna?
Sydney is 8 hours ahead of Vienna. Sydney uses Australia/Sydney and Vienna uses Europe/Vienna.
Is there any working hours overlap between Sydney and Vienna?
With a 8 hours difference, Sydney and Vienna have no overlapping 9–5 window. Teams rely on early morning or late evening slots.
Is the 8 hours difference between Sydney and Vienna stable right now?
No DST changes are expected in the next 7 days for either Sydney or Vienna. The 8 hours difference is stable.
When it is 12:00 noon in Sydney, what time is it in Vienna?
12:00 PM Sydney time = 4:00 AM in Vienna.
How can I quickly find the current time in Vienna from Sydney?
The slider is the fastest method — move it to any Sydney hour and watch Vienna update live. The text bar also accepts natural language input.
Are there public holidays that might interrupt meetings between Sydney and Vienna?
Sydney observes King's Birthday on September 28. Keep this in mind when coordinating between Sydney and Vienna.
What are the official time zones for Sydney and Vienna?
Sydney runs on Australia/Sydney (IANA) and Vienna on Europe/Vienna (IANA) — a 8 hours gap between them.
9 AM Sydney time converts to what in Vienna?
9 AM in Sydney → 1:00 AM in Vienna. That falls outside standard hours in Vienna — confirm with your contact.
End of day in Sydney — what time is that for someone in Vienna?
5:00 PM in Sydney = 9:00 AM in Vienna. Your Vienna contact should still be at their desk.
If I travel from Sydney to Vienna, how will my schedule shift?
Traveling from Sydney to Vienna means you gain 8 hours in local time. Plan a day or two to acclimatize before important meetings.
Sydney ↔ Vienna
No overlap — one side will join outside working hours· Showing morning hours (05:00–13:00)
Sydney
Vienna
Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.
Quick time conversions: Sydney → Vienna
Common reference points to help you plan across the time difference.
9:00 AM in Sydney corresponds exactly to 1:00 AM in Vienna.
If it's 6:00 PM where I am in Sydney, what does Vienna show?—10:00 AM
5:00 PMin Sydney→9:00 AMin Vienna
For every 8:00 AM in Sydney, it's simultaneously 12:00 AM in Vienna.
1:00 PMin Sydney→5:00 AMin Vienna