EST to SGT
+13hEST
ESTSOURCESGT
SGTGreen rows indicate typical business hours (9 AM - 5 PM)
EST and SGT on the World Map
The map below highlights the EST (Eastern Standard Time) and SGT (Singapore 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.
SGT – Singapore Standard Time
UTC+08:00Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.
- •Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00).
- •Singapore does not observe daylight saving time.
- •The Singapore Exchange (SGX) operates on SGT.
Time Conversion Guide: EST to SGT
EST runs on Eastern Standard Time (EST) at UTC-05:00. SGT runs on Singapore Standard Time (SGT) at UTC+08:00. That puts EST 13 hours ahead of SGT — a difference of +13h at the current offsets.
In practice, when it is 9:00 AM in EST it is 10:00 PM in SGT. Midnight in EST is 1:00 PM in SGT. Neither zone observes daylight saving time, so the offset between them stays constant all year.
EST to SGT time conversion table
| EST (EST) | SGT (SGT) | Day |
|---|---|---|
| 12:00 AM | 1:00 PM | same day |
| 6:00 AM | 7:00 PM | same day |
| 7:00 AM | 8:00 PM | same day |
| 8:00 AM | 9:00 PM | same day |
| 9:00 AM | 10:00 PM | same day |
| 12:00 PM | 1:00 AM | next day |
| 3:00 PM | 4:00 AM | next day |
| 5:00 PM | 6:00 AM | next day |
| 6:00 PM | 7:00 AM | next day |
| 9:00 PM | 10:00 AM | next day |
Why people convert EST to SGT time
- Scheduling a call from EST to SGT: a 10:00 AM start in EST lands at 11:00 PM in SGT, so you can confirm the slot without doing the arithmetic yourself.
- Handling a +13h gap: EST and SGT 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 SGT is 10:00 PM in EST.
- Coordinating a EST-based team with SGT contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM EST" is unambiguous; "3 PM" across a +13h gap is not.
- With a +13h gap there is no shared 9-to-5 window, so alternate the early start: one week EST takes the early slot, the next week SGT does.
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 SGT (Singapore Standard Time)
Singapore Standard Time (SGT) is used in Singapore year-round. Singapore does not observe daylight saving time. Despite being geographically close to the UTC+07:00 zone, Singapore uses UTC+08:00 to align with major trading partners like China, Hong Kong, and Malaysia. Singapore is a major global financial hub.
Best time to call between EST and SGT
With a +13h offset there is no overlap inside a normal 9 AM – 5 PM day. SGT opens at 9:00 AM SGT, which is 10:00 PM in EST, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
EST and SGT have no shared working hours because of the +13h gap. Teams need to alternate early starts or rely on asynchronous handovers.
EST is 13 hours ahead of SGT (EST UTC-05:00 → SGT UTC+08:00). 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
EST
☀ Currently in DST
Standard: UTC-05:00 · DST: UTC-04:00
Clocks fall back on Sun, Nov 1, 2026
SGT
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 EST and SGT?
EST (EST, UTC-05:00) is 13 hours ahead of SGT (SGT, UTC+08:00). The gap is currently +13h.
How do I convert EST time to SGT time?
Add +13h to EST local time. For example, 9:00 AM in EST is 10:00 PM in SGT.
What time is it in SGT right now?
SGT uses SGT at UTC+08:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +13h offset from EST.
What is the best time to call SGT from EST?
There is no shared working-hours window because of the +13h gap. The closest option is 1:00 PM in EST, which is 2:00 AM in SGT.
Which is ahead, EST or SGT?
EST is 13 hours ahead of SGT. When it is 12:00 PM in EST it is 1:00 AM in SGT.
Does daylight saving time affect the EST–SGT difference?
Neither zone observes daylight saving time, so the +13h offset between EST and SGT is fixed all year.
Which other cities share EST's time zone?
EST also covers New York City, Washington D.C., Miami, Toronto, Philadelphia, Atlanta, Boston, Montreal and 8 more.
Which countries use EST, EST's zone?
EST 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 EST and SGT?
Sometimes. The +13h gap is large enough that 8:00 PM or later in EST already falls on the next day in SGT.
What is the time difference between EST and SGT?
SGT is +13h from EST.
What timezone is EST in?
EST operates on its local timezone.
What timezone is SGT in?
SGT operates on its local timezone.
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 SGT timezone?
Major cities in the SGT timezone include Singapore.
What is the UTC offset for SGT?
Singapore Standard Time (SGT) is at UTC+08:00.
What should I know about the SGT timezone?
Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.
When is it midnight in EST, what time is it in SGT?
When it is 12:00 AM (midnight) in EST (EST), it is +13h later in SGT (SGT).
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See every conversion from EST →·See every conversion from SGT →