What is the time difference between HST and EST?

HST is 5 hours ahead EST. HST is UTC-10 and EST is UTC-5.

What are the best meeting times between HST and EST?

Best overlap hours: 8 AM HST = 2 PM EST; 9 AM HST = 3 PM EST; 10 AM HST = 4 PM EST; 11 AM HST = 5 PM EST; 12 PM HST = 6 PM EST.

HST to EST Time Conversion

Hawaii Standard Time → Eastern Standard Time

HST

UTC-10

Hawaii Standard Time

offset

+5h

EST is 5h ahead

EST

UTC-5

Eastern Standard Time

EST observes DST — offset shifts ±1h during transitions

Hawaii Standard Time (HST) is 5 hours ahead Eastern Standard Time (EST). When it is noon in HST, it is 6 PM in EST. This offset may change during Daylight Saving Time.

Meeting planner tool Reverse: EST to HST

All 24 Hours — HST to EST

Click any row to see the full detail page for that hour

Both business hoursPartial overlapOff hours

12 AM6 AM12 PM6 PM11 PM

Frequently Asked Questions — HST to EST

Hawaii Standard Time (HST) is 5 hours ahead of Eastern Standard Time (EST). HST is UTC-10 and EST is UTC-5. This offset may shift by ±1 hour during Daylight Saving Time transitions.