Perth to Toronto
-12hPerth
AWSTSOURCEToronto
EDTGreen rows indicate typical business hours (9 AM - 5 PM)
AWST and EDT on the World Map
The map below highlights the AWST (Australian Western Standard Time) and EDT (Eastern Standard Time) timezone regions across the globe.
AWST – Australian Western Standard Time
UTC+08:00Australian Western Standard Time (AWST) is the time zone for Western Australia, 8 hours ahead of UTC.
- •Western Australia does not observe daylight saving time.
- •Perth is the most isolated major city in the world.
- •AWST is the same offset as China Standard Time and Singapore Time.
EST – Eastern Standard Time
UTC-05:00Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.
- •EST is the most widely used time zone in the United States by population.
- •The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
- •23 US states are fully or partially in the Eastern Time Zone.
- •EST was established by the Standard Time Act of 1918.
- •Over 47% of the US population lives in the Eastern Time Zone.
About Perth
WikipediaPerth operates on Australian Western Time (AWST), UTC+8 with no daylight saving. As Australia's mining capital, Perth coordinates with Asian markets.
Western Australia does not observe daylight saving time.
About Toronto
WikipediaToronto shares Eastern Time (EST/EDT) with New York. As Canada's largest city and financial center, Toronto's TSX is among North America's largest stock exchanges.
Toronto is the most multicultural city in the world - over 50% of residents were born outside Canada.
Perth vs Toronto: Offsets, DST and Best Call Times
Perth runs on Australian Western Standard Time (AWST) at UTC+08:00. Toronto runs on Eastern Daylight Time (EDT) at UTC-04:00, also currently on daylight saving time. That puts Perth 12 hours behind Toronto — a difference of -12h at the current offsets.
In practice, when it is 9:00 AM in Perth it is 9:00 PM in Toronto on the previous day. Midnight in Perth is 12:00 PM in Toronto.Toronto observes daylight saving time while Perth does not, so the gap narrows or widens by an hour part of the year.
Perth to Toronto time conversion table
| Perth (AWST) | Toronto (EDT) | Day |
|---|---|---|
| 12:00 AM | 12:00 PM | previous day |
| 6:00 AM | 6:00 PM | previous day |
| 7:00 AM | 7:00 PM | previous day |
| 8:00 AM | 8:00 PM | previous day |
| 9:00 AM | 9:00 PM | previous day |
| 12:00 PM | 12:00 AM | same day |
| 3:00 PM | 3:00 AM | same day |
| 5:00 PM | 5:00 AM | same day |
| 6:00 PM | 6:00 AM | same day |
| 9:00 PM | 9:00 AM | same day |
Why people convert Perth to Toronto time
- Scheduling a call from Perth to Toronto: a 10:00 AM start in Perth lands at 10:00 PM in Toronto the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -12h gap: Perth and Toronto have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Toronto is 9:00 PM in Perth.
- Keeping family and friends in sync: knowing that 8:00 PM in Perth is 8:00 AM in Toronto makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM AWST" is unambiguous; "3 PM" across a -12h gap is not.
- With a -12h gap there is no shared 9-to-5 window, so alternate the early start: one week Perth takes the early slot, the next week Toronto does.
- Toronto: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.
About AWST (Australian Western Standard Time)
Australian Western Standard Time (AWST) is used in Western Australia. WA does not observe daylight saving time, having rejected it in multiple referendums. Perth is the most remote major city in the world.
About EST (Eastern Standard Time)
Eastern Standard Time (EST) is observed during the winter months in the eastern part of North America. It covers 23 US states and parts of Canada including Ontario and Quebec. EST is the most populous time zone in the United States, home to major financial centers like New York City and global organizations headquartered in Washington D.C. During daylight saving time (March–November), clocks shift to Eastern Daylight Time (EDT, UTC-04:00). The time zone also covers parts of the Caribbean and Central America including Panama, Jamaica, and the Cayman Islands.
Best time to call between Perth and Toronto
With a -12h offset there is no overlap inside a normal 9 AM – 5 PM day. Toronto opens at 9:00 AM EDT, which is 9:00 PM in Perth, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Perth and Toronto have no shared working hours because of the -12h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Perth is 12 hours behind Toronto (AWST UTC+08:00 → EDT UTC-04:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Perth
Does not observe DST
Toronto
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Perth and Toronto?
Perth (AWST, UTC+08:00) is 12 hours behind Toronto (EDT, UTC-04:00). The gap is currently -12h.
How do I convert Perth time to Toronto time?
Add -12h to Perth local time. For example, 9:00 AM in Perth is 9:00 PM in Toronto (previous day).
What time is it in Toronto right now?
Toronto uses EDT at UTC-04:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -12h offset from Perth.
What is the best time to call Toronto from Perth?
There is no shared working-hours window because of the -12h gap. The closest option is 1:00 PM in Perth, which is 1:00 AM in Toronto.
Which is behind, Perth or Toronto?
Perth is 12 hours behind Toronto. When it is 12:00 PM in Perth it is 12:00 AM in Toronto.
Do Perth and Toronto use different time zones?
Perth (Australia) uses AWST at UTC+08:00, while Toronto (Canada) uses EDT at UTC-04:00. The IANA identifiers are Australia/Perth and America/Toronto.
Does daylight saving time affect the Perth–Toronto difference?
Yes at the moment: Toronto is on daylight saving time and Perth is not, so the -12h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Perth's time zone?
AWST also covers Perth, Mandurah, Bunbury, Geraldton.
Which countries use AWST, Perth's zone?
AWST is used in Australia (Western Australia).
Is there a day difference between Perth and Toronto?
Sometimes. The -12h gap is large enough that 8:00 PM or later in Perth already falls on the in Toronto.
What is the time difference between Perth and Toronto?
Toronto is -12h from Perth.
What timezone is Perth in?
Perth operates on Australian Western Time (AWST), UTC+8 with no daylight saving. As Australia's mining capital, Perth coordinates with Asian markets.
What timezone is Toronto in?
Toronto shares Eastern Time (EST/EDT) with New York. As Canada's largest city and financial center, Toronto's TSX is among North America's largest stock exchanges.
What are the business hours in Perth?
Standard business hours in Perth are 9:00 AM - 5:00 PM AWST.
What are the business hours in Toronto?
Standard business hours in Toronto are 9:00 AM - 5:00 PM EST.
What is the best time to schedule a call between Perth and Toronto?
The best overlap for a call is when both cities are in business hours. Perth works 9:00 AM - 5:00 PM AWST and Toronto works 9:00 AM - 5:00 PM EST (-12h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Perth and Toronto?
Perth uses AUD (A$) while Toronto uses CAD (C$). Check current exchange rates when planning travel or business between these cities.
How do Perth and Toronto compare in size?
Perth has a population of approximately 2.1 million (metro: 2.2 million), while Toronto has approximately 2.9 million (metro: 6.3 million).
What are the major landmarks in Perth and Toronto?
Perth is known for Kings Park, Perth Mint, Elizabeth Quay. Toronto is famous for CN Tower, Royal Ontario Museum, Ripley's Aquarium.
Do Perth and Toronto have stock exchanges?
Yes. Perth has the ASX (via Sydney) and Toronto has the TSX (Toronto Stock Exchange). The -12h time difference affects trading hour overlaps between these exchanges.
Which countries use AWST (Australian Western Standard Time)?
AWST is used in Australia (Western Australia).
Does AWST observe daylight saving time?
No, AWST does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about AWST?
Western Australia does not observe daylight saving time. Perth is the most isolated major city in the world.
Which cities are in the EST timezone?
Major cities in the EST timezone include New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal.
What is the UTC offset for EST?
Eastern Standard Time (EST) is at UTC-05:00. During daylight saving time, it shifts to EDT.
What should I know about the EST timezone?
EST is the most widely used time zone in the United States by population. The New York Stock Exchange (NYSE) and NASDAQ operate on Eastern Time, opening at 9:30 AM EST.
When is it midnight in Perth, what time is it in Toronto?
When it is 12:00 AM (midnight) in Perth (AWST), it is -12h later in Toronto (EST).
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