Ontario to Shanghai time converter

Shanghai is 15 hours ahead of Ontario. When it is 9:00 AM in Ontario, it is 12:00 AM (Thu, Oct 22) in Shanghai.

Ontario PDT

Wednesday, October 21, 2026

Shanghai CST

Thursday, October 22, 2026

Ontario
California, United States
Wed, Oct 21
PDTUTC-7
Shanghai
China
Thu, Oct 22
CSTUTC+8+15h
Finding your time zone…
Shared working hours (9:00–18:00)

Ontario to Shanghai conversion table

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

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

Best time to call or meet

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

Daylight saving time and the difference

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

  • Oct 21, 2026 – Nov 1, 2026: +15h
  • Nov 1, 2026 – Mar 14, 2027: +16h
  • Mar 14, 2027 – Oct 21, 2027: +15h

Distance

Ontario and Shanghai are 10,475 km (6,509 miles) apart in a straight line.

More conversions

Shanghai to OntarioOntario to New YorkOntario to LondonOntario to Los AngelesOntario to ChicagoOntario to TorontoOntario to São PauloOntario to ParisOntario to BerlinOntario to MoscowOntario to DubaiOntario to New DelhiOntario to Bangkok
New York to ShanghaiLondon to ShanghaiLos Angeles to ShanghaiChicago to ShanghaiToronto to ShanghaiSão Paulo to ShanghaiParis to ShanghaiBerlin to ShanghaiMoscow to ShanghaiDubai to ShanghaiNew Delhi to ShanghaiBangkok to Shanghai

Questions and answers

What is the time difference between Ontario and Shanghai?

Shanghai is 15 hours ahead of Ontario.

What time is it in Shanghai when it is 9 AM in Ontario?

When it is 9:00 AM in Ontario, it is 12:00 AM (Thu, Oct 22) in Shanghai.

When is the best time to call Shanghai from Ontario?

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

Does the time difference between Ontario and Shanghai change?

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