HST to EET Converter

EET is 12 hours ahead of HST. 9:00 AM HST = 9:00 PM EET.

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HSTfrom
Hawaii-Aleutian Standard Time
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Eastern European Time
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EET is 12 hours ahead of HST at the moment. To convert HST to EET, add 12 hours to the HST time: 9:00 AM HST = 9:00 PM EET.

HST (Hawaii-Aleutian Time) is used in Hawaii (all year, no daylight saving time). EET (Eastern European Time) is used in Greece, Finland, Romania, Bulgaria, Ukraine, Egypt, Israel (as IST), Baltic states.

HST to EET time conversion table

HST to EET on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.

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

Conversion table from HST to EET for 6 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in EET, −1 the previous day.

  • ✓ marks 9 AM–5 PM in both places
  • Greyed times are night in the destination (10 PM–6 AM)

How to convert HST to EET

Add 12 hours to the HST time to get EET.

Example: 9:00 AM HST = 9:00 PM EET.

Across midnight: 10:00 PM HST = 10:00 AM EET (next day). The date changes, so always check the day as well as the hour.

Time difference between HST and EET

The time difference between HST and EET is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:

  • 31 Dec 2025 – 27 Mar 2026: EET is 12 hours ahead of HST.
  • 28 Mar 2026 – 23 Oct 2026: EET is 13 hours ahead of HST.
  • 24 Oct 2026 – 30 Dec 2026: EET is 12 hours ahead of HST.

HST and EET during daylight saving time

  • HST does not observe daylight saving time; it stays on UTC−10 all year.
  • EET next changes on 28 Mar 2027: clocks go forward one hour at 02:59 local time, from EET (UTC+2) to EEST (UTC+3).

Best time for a meeting between HST and EET

HST and EET have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM HST, which is 7:00 PM EET.

Plan a meeting across more time zones.

HST to EET FAQ

What is the time difference between HST and EET?

Right now EET is 12 hours ahead of HST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.

What is 9 AM HST in EET?

9:00 AM HST is 9:00 PM EET.

What is 12 PM (noon) HST in EET?

12:00 PM HST is 12:00 AM EET (next day).

Is EET ahead of or behind HST?

EET is 12 hours ahead of HST, so it is later in EET than in HST.

Does HST change for daylight saving time?

No. HST stays on the same offset all year, so conversions never shift for daylight saving time.

Does EET change for daylight saving time?

Yes. EET next changes on 28 Mar 2027, when clocks go forward one hour from EET to EEST.

What is the best time for a meeting between HST and EET?

HST and EET have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM HST, which is 7:00 PM EET.

Related conversions

Convert EET to HST

Convert HST to other time zones

Convert other time zones to EET

Learn more

Updated 6 November 2026. Time zone data: IANA tz database.