Does it account for Daylight Saving Time?

Yes, our converter uses the IANA timezone database, which includes all current DST rules for every timezone in the world.

UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks. All timezones are defined as offsets from UTC.

Can I compare multiple timezones at once?

Yes, you can add multiple cities or timezones and see the equivalent times side by side.

How many timezones are there in the world?

There are 38 distinct UTC offsets in use, ranging from UTC-12 to UTC+14. This includes half-hour (UTC+5:30 India, UTC+9:30 Australia) and 45-minute offsets (UTC+5:45 Nepal, UTC+8:45 Australia).

What is the International Date Line?

The International Date Line (IDL) runs roughly along the 180° meridian in the Pacific Ocean. When you cross it westward, you gain a day; crossing eastward, you lose a day.

Why do some timezones have 30 or 45 minute offsets?

Countries chose offsets that best matched their solar noon. India uses UTC+5:30 and Nepal uses UTC+5:45 because standard hourly offsets didn't align well with their geography.

Which country has the most timezones?

France has the most (12 timezones) due to overseas territories. Russia spans 11 timezones. The US has 6 (including Hawaii and Alaska).

Singapore to EST

-13h

Singapore

SGTSOURCE

Singapore · UTC+08:00

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

EST

UTC-04:00☀ DST active

HH11

MM00

(previous day)23:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

Singapore

EST

12:00 AM

12:00 PM-1

2:00 AM

2:00 PM-1

4:00 AM

4:00 PM-1

6:00 AM

6:00 PM-1

8:00 AM

8:00 PM-1

10:00 AM

10:00 PM-1

12:00 PM

12:00 AM

2:00 PM

2:00 AM

4:00 PM

4:00 AM

6:00 PM

6:00 AM

8:00 PM

8:00 AM

10:00 PM

10:00 AM

Green rows indicate typical business hours (9 AM - 5 PM)

SGT and EST on the World Map

The map below highlights the SGT (Singapore Standard Time) and EST (Eastern Standard Time) timezone regions across the globe.

SGT Zone

→

EST Zone

Explore all world timezones interactively →

SGT – Singapore Standard Time

UTC+08:00

Singapore Standard Time (SGT) is the time zone for Singapore, 8 hours ahead of UTC.

Countries in SGT

Singapore

Major Cities in SGT

Singapore

Key Facts about SGT

•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.

Daylight Saving:No – UTC+08:00 year-round

Learn more about SGT on Wikipedia

EST – Eastern Standard Time

UTC-05:00

Eastern Standard Time (EST) is the time zone for the eastern United States and Canada, 5 hours behind UTC.

Countries in EST

United States (Eastern)Canada (Ontario, Quebec)Mexico (Quintana Roo)PanamaJamaicaCayman IslandsHaitiBahamasTurks and CaicosColombiaPeruEcuador

Major Cities in EST

New York CityWashington D.C.MiamiTorontoPhiladelphiaAtlantaBostonMontrealDetroitCharlotteIndianapolisOttawaTampaOrlandoClevelandPittsburgh

Key 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.
•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.

Daylight Saving:Yes – switches to EDT

Learn more about EST on Wikipedia

About Singapore

Wikipedia

Singapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.

Population:5.5 million

Metro:5.9 million

Business Hours:9:00 AM - 6:00 PM SGT

Currency:SGD (S$)

Stock Exchange:SGX (Singapore Exchange)

Key Landmarks

Marina Bay SandsGardens by the BayMerlionSentosa IslandOrchard Road

Did You Know?

The city-state has the world's highest percentage of millionaires, with 1 in 6 households.

Learn more about SGT timezone →

Time Conversion Guide: Singapore to EST

Singapore runs on Singapore Standard Time (SGT) at UTC+08:00. EST runs on Eastern Standard Time (EST) at UTC-05:00. That puts Singapore 13 hours behind EST — a difference of -13h at the current offsets.

In practice, when it is 9:00 AM in Singapore it is 8:00 PM in EST on the previous day. Midnight in Singapore is 11:00 AM in EST. Neither zone observes daylight saving time, so the offset between them stays constant all year.

Singapore to EST time conversion table

Singapore (SGT)	EST (EST)	Day
12:00 AM	11:00 AM	previous day
6:00 AM	5:00 PM	previous day
7:00 AM	6:00 PM	previous day
8:00 AM	7:00 PM	previous day
9:00 AM	8:00 PM	previous day
12:00 PM	11:00 PM	previous day
3:00 PM	2:00 AM	same day
5:00 PM	4:00 AM	same day
6:00 PM	5:00 AM	same day
9:00 PM	8:00 AM	same day

Why people convert Singapore to EST time

Scheduling a call from Singapore to EST: a 10:00 AM start in Singapore lands at 9:00 PM in EST the previous day, so you can confirm the slot without doing the arithmetic yourself.
Handling a -13h gap: Singapore and EST 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 EST is 8:00 PM in Singapore.
Keeping family and friends in sync: knowing that 8:00 PM in Singapore is 7:00 AM in EST makes it easy to avoid calling at 3 AM.

Always state the zone abbreviation, not just the hour. "3:00 PM SGT" 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 Singapore takes the early slot, the next week EST does.

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.

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 Singapore and EST

With a -13h offset there is no overlap inside a normal 9 AM – 5 PM day. EST opens at 9:00 AM EST, which is 8:00 PM in Singapore, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

Singapore and EST have no shared working hours because of the -13h gap. Teams need to alternate early starts or rely on asynchronous handovers.

Singapore is 13 hours behind EST (SGT UTC+08:00 → EST UTC-05:00). 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

Singapore

Does not observe DST

EST

☀ 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:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between Singapore and EST?

Singapore (SGT, UTC+08:00) is 13 hours behind EST (EST, UTC-05:00). The gap is currently -13h.

How do I convert Singapore time to EST time?

Add -13h to Singapore local time. For example, 9:00 AM in Singapore is 8:00 PM in EST (previous day).

What time is it in EST right now?

EST uses EST at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -13h offset from Singapore.

What is the best time to call EST from Singapore?

There is no shared working-hours window because of the -13h gap. The closest option is 1:00 PM in Singapore, which is 12:00 AM in EST.

Which is behind, Singapore or EST?

Singapore is 13 hours behind EST. When it is 12:00 PM in Singapore it is 11:00 PM in EST.

Do Singapore and EST use different time zones?

Singapore (Singapore) uses SGT at UTC+08:00, while EST uses EST at UTC-05:00. The IANA identifiers are Asia/Singapore and America/New_York.

Does daylight saving time affect the Singapore–EST difference?

Neither zone observes daylight saving time, so the -13h offset between Singapore and EST is fixed all year.

Which other cities share Singapore's time zone?

SGT also covers Singapore.

Which countries use SGT, Singapore's zone?

SGT is used in Singapore.

Is there a day difference between Singapore and EST?

Sometimes. The -13h gap is large enough that 8:00 PM or later in Singapore already falls on the in EST.

What is the time difference between Singapore and EST?

EST is -13h from Singapore.

What timezone is Singapore in?

Singapore Standard Time (SGT) is 8 hours ahead of GMT. As Asia's leading financial hub, Singapore bridges business hours between Europe and Australia.

What timezone is EST in?

EST operates on its local timezone.

What are the business hours in Singapore?

Standard business hours in Singapore are 9:00 AM - 6:00 PM SGT.

Which countries use SGT (Singapore Standard Time)?

SGT is used in Singapore.

Does SGT observe daylight saving time?

No, SGT does not observe daylight saving time and remains at UTC+08:00 year-round.

What are some interesting facts about SGT?

Singapore uses UTC+08:00 despite being at about 104°E longitude (closer to UTC+07:00). Singapore does not observe daylight saving time.

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.