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Time difference between Kuala Lumpur and Boston

Boston is 12 hours behind Kuala Lumpur.

Kuala Lumpur
Malaysia · Malaysia Time
3:45 PM
Wednesday, October 21, 2026
Boston
United States · Eastern Daylight Time
3:45 AM
Wednesday, October 21, 2026
Compare more placesBoston to Kuala Lumpur

Kuala Lumpur to Boston time converter

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

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

Questions

What is the time difference between Kuala Lumpur and Boston?

Boston is 12 hours behind Kuala Lumpur. Kuala Lumpur is on UTC+8 and Boston is on UTC−4.

What time is it in Boston when it is 9 AM in Kuala Lumpur?

When it is 9:00 AM in Kuala Lumpur, it is 9:00 PM the previous day in Boston.

When is the best time to call Boston from Kuala Lumpur?

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

Does the time difference between Kuala Lumpur and Boston change?

Yes. Because of daylight saving time, the difference changes on Sunday, November 1, 2026, when Boston will be 13 hours behind Kuala Lumpur.

Kuala Lumpur is 12 hours ahead of Boston. More: time in Kuala Lumpur · time in Boston

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