City One to Vienna time converter

Vienna is 6 hours behind City One. When it is 9:00 AM in City One, it is 3:00 AM in Vienna.

City One HKT

Tuesday, October 20, 2026

Vienna CEST

Tuesday, October 20, 2026

City One
Hong Kong
Tue, Oct 20
HKTUTC+8
Vienna
Austria
Tue, Oct 20
CESTUTC+2-6h
Finding your time zone…
Shared working hours (9:00–18:00)

City One to Vienna conversion table

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

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

Best time to call or meet

Both sides are at work from 3:00 PM – 6:00 PM in City One (9:00 AM – 12:00 PM in Vienna).

Daylight saving time and the difference

The difference changes during the year because City One and Vienna switch clocks on different dates:

  • Oct 20, 2026 – Oct 25, 2026: -6h
  • Oct 25, 2026 – Mar 28, 2027: -7h
  • Mar 28, 2027 – Oct 20, 2027: -6h

Distance

City One and Vienna are 8,725 km (5,421 miles) apart in a straight line.

More conversions

Vienna to City OneCity One to New YorkCity One to LondonCity One to Los AngelesCity One to ChicagoCity One to TorontoCity One to São PauloCity One to ParisCity One to BerlinCity One to MoscowCity One to DubaiCity One to New DelhiCity One to Bangkok
New York to ViennaLondon to ViennaLos Angeles to ViennaChicago to ViennaToronto to ViennaSão Paulo to ViennaParis to ViennaBerlin to ViennaMoscow to ViennaDubai to ViennaNew Delhi to ViennaBangkok to Vienna

Questions and answers

What is the time difference between City One and Vienna?

Vienna is 6 hours behind City One.

What time is it in Vienna when it is 9 AM in City One?

When it is 9:00 AM in City One, it is 3:00 AM in Vienna.

When is the best time to call Vienna from City One?

Both sides are at work from 3:00 PM – 6:00 PM in City One (9:00 AM – 12:00 PM in Vienna).

Does the time difference between City One and Vienna change?

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