Shanghai to Ottawa South time converter

Ottawa South is 12 hours behind Shanghai. When it is 9:00 AM in Shanghai, it is 9:00 PM (Tue, Oct 20) in Ottawa South.

Shanghai CST

Wednesday, October 21, 2026

Ottawa South EDT

Tuesday, October 20, 2026

Shanghai
China
Wed, Oct 21
CSTUTC+8
Ottawa South
Ontario, Canada
Tue, Oct 20
EDTUTC-4-12h
Finding your time zone…
Shared working hours (9:00–18:00)

Shanghai to Ottawa South conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Shanghai (9:00 PM – 10:00 PM in Ottawa South): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: -12h
  • Nov 1, 2026 – Mar 14, 2027: -13h
  • Mar 14, 2027 – Oct 21, 2027: -12h

Distance

Shanghai and Ottawa South are 11,322 km (7,035 miles) apart in a straight line.

More conversions

Ottawa South to ShanghaiShanghai to New YorkShanghai to LondonShanghai to Los AngelesShanghai to ChicagoShanghai to TorontoShanghai to São PauloShanghai to ParisShanghai to BerlinShanghai to MoscowShanghai to DubaiShanghai to New DelhiShanghai to Bangkok
New York to Ottawa SouthLondon to Ottawa SouthLos Angeles to Ottawa SouthChicago to Ottawa SouthToronto to Ottawa SouthSão Paulo to Ottawa SouthParis to Ottawa SouthBerlin to Ottawa SouthMoscow to Ottawa SouthDubai to Ottawa SouthNew Delhi to Ottawa SouthBangkok to Ottawa South

Questions and answers

What is the time difference between Shanghai and Ottawa South?

Ottawa South is 12 hours behind Shanghai.

What time is it in Ottawa South when it is 9 AM in Shanghai?

When it is 9:00 AM in Shanghai, it is 9:00 PM (Tue, Oct 20) in Ottawa South.

When is the best time to call Ottawa South from Shanghai?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in Shanghai (9:00 PM – 10:00 PM in Ottawa South): working hours on one side, early or late on the other.

Does the time difference between Shanghai and Ottawa South change?

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