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Time difference between Singapore and Boston

Boston is 13 hours behind Singapore.

Singapore
Singapore · Singapore Standard Time
8:47 AM
Thursday, November 12, 2026
Boston
United States · Eastern Standard Time
7:47 PM
Wednesday, November 11, 2026

Singapore to Boston time converter

Green rows are office hours in both places; light green rows are when both are awake.

SingaporeBoston
12:00 AM11:00 AM (previous day)
1:00 AM12:00 PM (previous day)
2:00 AM1:00 PM (previous day)
3:00 AM2:00 PM (previous day)
4:00 AM3:00 PM (previous day)
5:00 AM4:00 PM (previous day)
6:00 AM5:00 PM (previous day)
7:00 AM6:00 PM (previous day)
8:00 AM7:00 PM (previous day)
9:00 AM8:00 PM (previous day)
10:00 AM9:00 PM (previous day)
11:00 AM10:00 PM (previous day)
12:00 PM11:00 PM (previous day)
1:00 PM12:00 AM
2:00 PM1:00 AM
3:00 PM2:00 AM
4:00 PM3:00 AM
5:00 PM4:00 AM
6:00 PM5:00 AM
7:00 PM6:00 AM
8:00 PM7:00 AM
9:00 PM8:00 AM
10:00 PM9:00 AM
11:00 PM10:00 AM

Questions

What is the time difference between Singapore and Boston?

Boston is 13 hours behind Singapore. Singapore is on UTC+8 and Boston is on UTC−5.

What time is it in Boston when it is 9 AM in Singapore?

When it is 9:00 AM in Singapore, it is 8:00 PM the previous day in Boston.

When is the best time to call Boston from Singapore?

There are no shared office hours. The most comfortable time to call is 8:00 AM–11:00 AM in Singapore (7:00 PM–10:00 PM in Boston); 9:00 PM–10:00 PM in Singapore (8:00 AM–9:00 AM in Boston), when both places are awake.

Which days are working days in both Singapore and Boston?

Both Singapore and Boston usually work Monday to Friday.

Does the time difference between Singapore and Boston change?

Yes. Because of daylight saving time, the difference changes on Sunday, March 14, 2027, when Boston will be 12 hours behind Singapore.

Singapore is 13 hours ahead of Boston. More: time in Singapore · time in Boston

Time difference from Singapore to other cities

All Singapore time differences →

Time difference from Boston