Sydney to Ottawa time converter

Ottawa is 16 hours behind Sydney. When it is 9:00 AM in Sydney, it is 5:00 PM (Mon, Oct 19) in Ottawa.

Sydney AEDT

Tuesday, October 20, 2026

Ottawa CDT

Tuesday, October 20, 2026

Sydney
New South Wales, Australia
Tue, Oct 20
AEDTUTC+11
Ottawa
Illinois, United States
Tue, Oct 20
CDTUTC-5-16h
Finding your time zone…
Shared working hours (9:00–18:00)

Sydney to Ottawa conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 10:00 AM in Sydney (5:00 PM – 6:00 PM in Ottawa).

Daylight saving time and the difference

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

  • Oct 20, 2026 – Nov 1, 2026: -16h
  • Nov 1, 2026 – Mar 14, 2027: -17h
  • Mar 14, 2027 – Apr 4, 2027: -16h
  • Apr 4, 2027 – Oct 3, 2027: -15h
  • Oct 3, 2027 – Oct 20, 2027: -16h

Distance

Sydney and Ottawa are 14,766 km (9,175 miles) apart in a straight line.

More conversions

Ottawa 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 OttawaLondon to OttawaLos Angeles to OttawaChicago to OttawaToronto to OttawaSão Paulo to OttawaParis to OttawaBerlin to OttawaMoscow to OttawaDubai to OttawaNew Delhi to OttawaBangkok to Ottawa

Questions and answers

What is the time difference between Sydney and Ottawa?

Ottawa is 16 hours behind Sydney.

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

When it is 9:00 AM in Sydney, it is 5:00 PM (Mon, Oct 19) in Ottawa.

When is the best time to call Ottawa from Sydney?

Both sides are at work from 9:00 AM – 10:00 AM in Sydney (5:00 PM – 6:00 PM in Ottawa).

Does the time difference between Sydney and Ottawa change?

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