Toronto to Honolulu
-6hToronto
EDTSOURCEHonolulu
HSTGreen rows indicate typical business hours (9 AM - 5 PM)
EDT and HST on the World Map
The map below highlights the EDT (Eastern Standard Time) and HST (Hawaii Standard Time) timezone regions across the globe.
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.
HST – Hawaii Standard Time
UTC-10:00Hawaii Standard Time (HST) is the time zone for the Hawaiian Islands, 10 hours behind UTC.
- •Hawaii does not observe daylight saving time.
- •HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
- •Hawaii is one of only two US states that don't observe DST (the other is Arizona).
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.
About Honolulu
WikipediaHonolulu operates on Hawaii Standard Time (HST), UTC-10 with no daylight saving. Hawaii's consistent time makes it a predictable connection between Asia and mainland USA.
Pearl Harbor memorial receives over 2 million visitors annually.
Comparing Time Zones: Toronto and Honolulu
Toronto runs on Eastern Daylight Time (EDT) at UTC-04:00, currently observing daylight saving time. Honolulu runs on Hawaii-Aleutian Standard Time (HST) at UTC-10:00. That puts Toronto 6 hours behind Honolulu — a difference of -6h at the current offsets.
In practice, when it is 9:00 AM in Toronto it is 3:00 AM in Honolulu. Midnight in Toronto is 6:00 PM in Honolulu.Toronto observes daylight saving time while Honolulu does not, so the gap narrows or widens by an hour part of the year.
Toronto to Honolulu time conversion table
| Toronto (EDT) | Honolulu (HST) | Day |
|---|---|---|
| 12:00 AM | 6:00 PM | previous day |
| 6:00 AM | 12:00 AM | same day |
| 7:00 AM | 1:00 AM | same day |
| 8:00 AM | 2:00 AM | same day |
| 9:00 AM | 3:00 AM | same day |
| 12:00 PM | 6:00 AM | same day |
| 3:00 PM | 9:00 AM | same day |
| 5:00 PM | 11:00 AM | same day |
| 6:00 PM | 12:00 PM | same day |
| 9:00 PM | 3:00 PM | same day |
Why people convert Toronto to Honolulu time
- Scheduling a call from Toronto to Honolulu: a 10:00 AM start in Toronto lands at 4:00 AM in Honolulu, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Toronto and Honolulu are inside the 9-to-5 working day between 3:00 PM and 5:00 PM EDT time (9:00 AM–11:00 AM HST). That is roughly 2 hours of usable overlap.
- Watching a live event or market open: Toronto viewers need 3:00 AM in Honolulu to catch a 9:00 AM start there, and 6:00 AM if the event is anchored to Toronto.
- Always state the zone abbreviation, not just the hour. "3:00 PM EDT" is unambiguous; "3 PM" across a -6h gap is not.
- Block 3:00 PM–5:00 PM EDT as the recurring meeting window if you work primarily from Toronto and need Honolulu colleagues present.
- Toronto: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the -6h gap.
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.
About HST (Hawaii Standard Time)
Hawaii Standard Time (HST) is used in the state of Hawaii and does not observe daylight saving time. This makes HST one of the most consistent time zones in the US. The Hawaiian Islands are among the last places on Earth to see a new calendar day.
Best time to call between Toronto and Honolulu
Both Toronto and Honolulu sit inside the 9 AM – 5 PM working day between 3:00 PM–5:00 PM EDT, which is 9:00 AM–11:00 AM HST. That gives roughly 2 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Toronto and Honolulu overlap for about 2 hours during the working day — enough for meetings if you avoid the edges of the window.
Toronto is 6 hours behind Honolulu (EDT UTC-04:00 → HST UTC-10:00). The shared working window is 3:00 PM–5:00 PM EDT. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Toronto
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
Honolulu
Does not observe DST
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 Toronto and Honolulu?
Toronto (EDT, UTC-04:00) is 6 hours behind Honolulu (HST, UTC-10:00). The gap is currently -6h.
How do I convert Toronto time to Honolulu time?
Add -6h to Toronto local time. For example, 9:00 AM in Toronto is 3:00 AM in Honolulu.
What time is it in Honolulu right now?
Honolulu uses HST at UTC-10:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -6h offset from Toronto.
What is the best time to call Honolulu from Toronto?
Call between 3:00 PM and 5:00 PM EDT — that maps to 9:00 AM–11:00 AM HST and keeps both parties inside the working day.
Which is behind, Toronto or Honolulu?
Toronto is 6 hours behind Honolulu. When it is 12:00 PM in Toronto it is 6:00 AM in Honolulu.
Do Toronto and Honolulu use different time zones?
Toronto (Canada) uses EDT at UTC-04:00, while Honolulu (USA) uses HST at UTC-10:00. The IANA identifiers are America/Toronto and Pacific/Honolulu.
Does daylight saving time affect the Toronto–Honolulu difference?
Yes at the moment: Toronto is on daylight saving time and Honolulu is not, so the -6h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Toronto's time zone?
EDT also covers New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal and 8 more.
Which countries use EDT, Toronto's zone?
EDT is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, Haiti, Bahamas and 4 more.
Is there a day difference between Toronto and Honolulu?
Not normally. The -6h gap only pushes the date over the previous day.
What is the time difference between Toronto and Honolulu?
Honolulu is -6h from Toronto.
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 timezone is Honolulu in?
Honolulu operates on Hawaii Standard Time (HST), UTC-10 with no daylight saving. Hawaii's consistent time makes it a predictable connection between Asia and mainland USA.
What are the business hours in Toronto?
Standard business hours in Toronto are 9:00 AM - 5:00 PM EST.
What are the business hours in Honolulu?
Standard business hours in Honolulu are 8:00 AM - 5:00 PM HST.
What is the best time to schedule a call between Toronto and Honolulu?
The best overlap for a call is when both cities are in business hours. Toronto works 9:00 AM - 5:00 PM EST and Honolulu works 8:00 AM - 5:00 PM HST (-6h difference). Try scheduling during the overlapping window for maximum convenience.
What currencies are used in Toronto and Honolulu?
Toronto uses CAD (C$) while Honolulu uses USD ($). Check current exchange rates when planning travel or business between these cities.
How do Toronto and Honolulu compare in size?
Toronto has a population of approximately 2.9 million (metro: 6.3 million), while Honolulu has approximately 350,000 (metro: 1 million).
What are the major landmarks in Toronto and Honolulu?
Toronto is known for CN Tower, Royal Ontario Museum, Ripley's Aquarium. Honolulu is famous for Waikiki Beach, Diamond Head, Pearl Harbor.
Do Toronto and Honolulu have stock exchanges?
Yes. Toronto has the TSX (Toronto Stock Exchange) and Honolulu has the N/A (Uses NYSE/NASDAQ). The -6h time difference affects trading hour overlaps between these exchanges.
Which countries use EST (Eastern Standard Time)?
EST is used in United States (Eastern), Canada (Ontario, Quebec), Mexico (Quintana Roo), Panama, Jamaica, Cayman Islands, and 6 more countries.
Does EST observe daylight saving time?
Yes, EST switches to EDT during summer months.
What are some interesting facts about EST?
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.
Which cities are in the HST timezone?
Major cities in the HST timezone include Honolulu, Hilo, Kailua, Pearl City, Kapolei.
What is the UTC offset for HST?
Hawaii Standard Time (HST) is at UTC-10:00.
What should I know about the HST timezone?
Hawaii does not observe daylight saving time. HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
When is it midnight in Toronto, what time is it in Honolulu?
When it is 12:00 AM (midnight) in Toronto (EST), it is -6h later in Honolulu (HST).
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