Clockjumper

Timezone conversion

HST to EST Time — Convert Hawaii Standard Time to Eastern Standard Time (US)

EST is currently 6 hours ahead of HST. The gap shifts across the year: around January EST is 5 hours ahead of HST, and around July it is 6 hours ahead of HST, because one or both zones observe daylight saving.

EST is currently 6 hours ahead of HST.

HST • HST (UTC-10)
4:45 AM
Thursday, Sep 10
EST • EDT (UTC-4)
10:45 AM
Thursday, Sep 10

Abbreviation disambiguation

Hawaii Standard Time is UTC−10 year-round. Hawaii does not observe daylight saving time.

On Clockjumper, EST refers to Eastern Standard Time in the United States (UTC−5). The US East Coast observes EST in winter and switches to EDT (UTC−4) during daylight saving time.

Interactive converter

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Full HST to EST conversion table

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

Daylight saving and how the gap changes

Around January EST is 5 hours ahead of HST. Around July it is 6 hours ahead of HST. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is EST ahead of or behind HST right now?
EST is currently 6 hours ahead of HST.
What is the current HST to EST time difference?
Right now the gap is 6 hours — EST is 6 hours ahead of HST.
Does the HST → EST offset change during the year?
Yes. Around January EST is 5 hours ahead of HST; around July it is 6 hours ahead of HST. The converter above always reflects the correct offset for the date you pick.
Does HST observe daylight saving time?
No — Hawaii Standard Time stays at a fixed UTC offset year-round.
Does EST observe daylight saving time?
EST is itself the standard-time form. Eastern Standard Time (US) is in force at UTC-5 through the winter months; outside that window the same zone is on EDT (UTC-4).
What time is 3 AM HST in EST?
3:00 AM HST is 9:00 AM EST.
What time is 8 AM HST in EST?
8:00 AM HST is 2:00 PM EST.
What time is 9 AM HST in EST?
9:00 AM HST is 3:00 PM EST.
What time is 10 AM HST in EST?
10:00 AM HST is 4:00 PM EST.
What time is 11 AM HST in EST?
11:00 AM HST is 5:00 PM EST.
What time is 12 PM (noon) HST in EST?
12:00 PM HST is 6:00 PM EST.
What time is 2 PM HST in EST?
2:00 PM HST is 8:00 PM EST.
What time is 3 PM HST in EST?
3:00 PM HST is 9:00 PM EST.
What time is 4 PM HST in EST?
4:00 PM HST is 10:00 PM EST.
What time is 5 PM HST in EST?
5:00 PM HST is 11:00 PM EST.
What time is 9 PM HST in EST?
9:00 PM HST is 3:00 AM (next day) EST.
What time is 10 PM HST in EST?
10:00 PM HST is 4:00 AM (next day) EST.
When is the best time to schedule a call between HST and EST?
The working-hours overlap (09:00–17:00 in both zones) runs roughly 9:00 AM – 11:00 AM HST (≈ 2 hours). The midpoint of that window — 10:00 AM HST, 4:00 PM EST — is the safest single slot to propose for a live call.
What time zone does HST refer to?
HST refers to Hawaii Standard Time (IANA: Pacific/Honolulu).
What time zone does EST refer to?
EST refers to Eastern Standard Time (US) (IANA: America/New_York).
Is HST on this page the same as other zones that share the letters "HST"?
Hawaii Standard Time is UTC−10 year-round. Hawaii does not observe daylight saving time.
Is EST on this page the same as other zones that share the letters "EST"?
On Clockjumper, EST refers to Eastern Standard Time in the United States (UTC−5). The US East Coast observes EST in winter and switches to EDT (UTC−4) during daylight saving time.

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