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EST
US East Coast
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SGT
Singapore
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EST
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EST to SGT Conversion Table — Standard Time

Offset: EST +13 hours = SGT. Applies during standard time. Work hours (9 AM–5 PM) highlighted.

EST SGT
00:00 13:00
01:00 14:00
02:00 15:00
03:00 16:00
04:00 17:00
05:00 18:00
06:00 19:00
07:00 20:00
08:00 21:00
09:00 22:00
10:00 23:00
11:00 00:00 (+1 day)
12:00 01:00 (+1 day)
13:00 02:00 (+1 day)
14:00 03:00 (+1 day)
15:00 04:00 (+1 day)
16:00 05:00 (+1 day)
17:00 06:00 (+1 day)
18:00 07:00 (+1 day)
19:00 08:00 (+1 day)
20:00 09:00 (+1 day)
21:00 10:00 (+1 day)
22:00 11:00 (+1 day)
23:00 12:00 (+1 day)

EDT to SGT Conversion Table — Daylight Saving

Offset: EDT +12 hours = SGT. Applies when US East Coast is observing daylight saving time.

EDT SGT
00:00 12:00
01:00 13:00
02:00 14:00
03:00 15:00
04:00 16:00
05:00 17:00
06:00 18:00
07:00 19:00
08:00 20:00
09:00 21:00
10:00 22:00
11:00 23:00
12:00 00:00 (+1 day)
13:00 01:00 (+1 day)
14:00 02:00 (+1 day)
15:00 03:00 (+1 day)
16:00 04:00 (+1 day)
17:00 05:00 (+1 day)
18:00 06:00 (+1 day)
19:00 07:00 (+1 day)
20:00 08:00 (+1 day)
21:00 09:00 (+1 day)
22:00 10:00 (+1 day)
23:00 11:00 (+1 day)

The Eastern US–Singapore corridor is critical for global banking and finance. Citibank, JPMorgan, and numerous hedge funds operate major hubs in both New York and Singapore. Compliance teams, trading desks, and operations groups convert between EST and SGT multiple times a day.

The standard offset is 13 hours: SGT (UTC+8) minus EST (UTC−5). When it’s 9 AM in New York, it’s 10 PM in Singapore. During US daylight saving time the gap drops to 12 hours because Eastern moves to EDT (UTC−4) while Singapore stays fixed.

The overlap window is narrow but workable. A 7–9 AM Eastern block is 8–10 PM SGT — late but common in finance. Alternatively, 6–8 PM Eastern is 7–9 AM the next day in Singapore, catching the Asian morning.

Daylight Saving Time: What Changes

US East Coast observes daylight saving time, but Singapore does not. This means the offset between EST and SGT changes seasonally: 13 hours during standard time and 12 hours during daylight saving. Double-check the current offset during transition weeks in March and November.

Frequently Asked Questions

What is the time difference between EST and SGT?

SGT is 13 hours ahead of EST. During US daylight saving time (March–November), the gap shrinks to 12 hours. Singapore does not observe DST.

How does DST affect the EST-to-SGT conversion?

When the US shifts to EDT (UTC−4), the gap between Eastern and Singapore drops from 13 to 12 hours. Singapore stays on UTC+8 year-round, so the change comes entirely from the US side.

What is the best overlap window for EST and SGT?

Aim for 7–9 AM Eastern (8–10 PM SGT same day) or 6–8 PM Eastern (7–9 AM SGT next day). The evening Eastern slot catches the Singapore morning and is generally preferred by both sides.

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