Mountain Brook to Vienna time converter

Vienna is 7 hours ahead of Mountain Brook. When it is 9:00 AM in Mountain Brook, it is 4:00 PM in Vienna.

Mountain Brook CDT

Sunday, October 18, 2026

Vienna CEST

Monday, October 19, 2026

Mountain Brook
Alabama, United States
Sun, Oct 18
CDTUTC-5
Vienna
Austria
Mon, Oct 19
CESTUTC+2+7h
Finding your time zone…
Shared working hours (9:00–18:00)

Mountain Brook to Vienna conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 11:00 AM in Mountain Brook (4:00 PM – 6:00 PM in Vienna).

Daylight saving time and the difference

The difference changes during the year because Mountain Brook and Vienna switch clocks on different dates:

  • Oct 18, 2026 – Oct 24, 2026: +7h
  • Oct 24, 2026 – Nov 1, 2026: +6h
  • Nov 1, 2026 – Mar 14, 2027: +7h
  • Mar 14, 2027 – Mar 27, 2027: +6h
  • Mar 27, 2027 – Oct 18, 2027: +7h

Distance

Mountain Brook and Vienna are 8,164 km (5,073 miles) apart in a straight line.

More conversions

Vienna to Mountain BrookMountain Brook to New YorkMountain Brook to LondonMountain Brook to Los AngelesMountain Brook to ChicagoMountain Brook to TorontoMountain Brook to São PauloMountain Brook to ParisMountain Brook to BerlinMountain Brook to MoscowMountain Brook to DubaiMountain Brook to New DelhiMountain Brook 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 Mountain Brook and Vienna?

Vienna is 7 hours ahead of Mountain Brook.

What time is it in Vienna when it is 9 AM in Mountain Brook?

When it is 9:00 AM in Mountain Brook, it is 4:00 PM in Vienna.

When is the best time to call Vienna from Mountain Brook?

Both sides are at work from 9:00 AM – 11:00 AM in Mountain Brook (4:00 PM – 6:00 PM in Vienna).

Does the time difference between Mountain Brook 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.