Sydney to Oeiras time converter

Oeiras is 10 hours behind Sydney. When it is 9:00 AM in Sydney, it is 11:00 PM (Wed, Oct 21) in Oeiras.

Sydney AEDT

Thursday, October 22, 2026

Oeiras WEST

Wednesday, October 21, 2026

Sydney
New South Wales, Australia
Thu, Oct 22
AEDTUTC+11
Oeiras
Portugal
Wed, Oct 21
WESTUTC+1-10h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Oeiras conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Sydney (7:00 AM – 8:00 AM in Oeiras): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 22, 2026 – Oct 25, 2026: -10h
  • Oct 25, 2026 – Mar 28, 2027: -11h
  • Mar 28, 2027 – Apr 4, 2027: -10h
  • Apr 4, 2027 – Oct 3, 2027: -9h
  • Oct 3, 2027 – Oct 22, 2027: -10h

Distance

Sydney and Oeiras are 18,192 km (11,304 miles) apart in a straight line.

More conversions

Oeiras 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 OeirasLondon to OeirasLos Angeles to OeirasChicago to OeirasToronto to OeirasSão Paulo to OeirasParis to OeirasBerlin to OeirasMoscow to OeirasDubai to OeirasNew Delhi to OeirasBangkok to Oeiras

Questions and answers

What is the time difference between Sydney and Oeiras?

Oeiras is 10 hours behind Sydney.

What time is it in Oeiras when it is 9 AM in Sydney?

When it is 9:00 AM in Sydney, it is 11:00 PM (Wed, Oct 21) in Oeiras.

When is the best time to call Oeiras from Sydney?

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Sydney (7:00 AM – 8:00 AM in Oeiras): working hours on one side, early or late on the other.

Does the time difference between Sydney and Oeiras change?

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