Foster City to Vienna time converter

Vienna is 9 hours ahead of Foster City. When it is 9:00 AM in Foster City, it is 6:00 PM in Vienna.

Foster City PDT

Monday, October 19, 2026

Vienna CEST

Monday, October 19, 2026

Foster City
California, United States
Mon, Oct 19
PDTUTC-7
Vienna
Austria
Mon, Oct 19
CESTUTC+2+9h
Finding your time zone…
Shared working hours (9:00–18:00)

Foster City to Vienna conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Foster City (4:00 PM – 6:00 PM in Vienna): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 19, 2026 – Oct 24, 2026: +9h
  • Oct 24, 2026 – Nov 1, 2026: +8h
  • Nov 1, 2026 – Mar 14, 2027: +9h
  • Mar 14, 2027 – Mar 27, 2027: +8h
  • Mar 27, 2027 – Oct 19, 2027: +9h

Distance

Foster City and Vienna are 9,638 km (5,989 miles) apart in a straight line.

More conversions

Vienna to Foster CityFoster City to New YorkFoster City to LondonFoster City to Los AngelesFoster City to ChicagoFoster City to TorontoFoster City to São PauloFoster City to ParisFoster City to BerlinFoster City to MoscowFoster City to DubaiFoster City to New DelhiFoster City 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 Foster City and Vienna?

Vienna is 9 hours ahead of Foster City.

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

When it is 9:00 AM in Foster City, it is 6:00 PM in Vienna.

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

Working hours don't overlap fully. The closest fit is 7:00 AM – 9:00 AM in Foster City (4:00 PM – 6:00 PM in Vienna): working hours on one side, early or late on the other.

Does the time difference between Foster City 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.