HST to EET Converter & Meeting Planner
Quick answer: 9:00 AM HST = 9:00 PM EET (fixed -10:00 standard offset — not DST-adjusted). Use the interactive converter below for DST-aware local-time scheduling.
Planning a call or meeting between Hawaii-Aleutian Standard Time (HST) and Eastern European Time (EET)? You need to account for the standard time difference. Eastern European Time is normally 12 hours ahead of Hawaii-Aleutian Standard Time. Whether you are coordinating between teams in Honolulu and Hilo and Bucharest and Athens, our live tool has you covered. Use our interactive overlap studio below to find the perfect waking hours for both regions, taking into account any seasonal Daylight Saving Time (DST) changes.
24-Hour Conversion Table
Quick reference: 12:00 AM HST = 12:00 PM EET. The full 24-hour HST to EET table below uses fixed standard offsets for exact abbreviation searches.
Example: 3:00 PM HST = 3:00 AM EET (+1 day).
| HST Time | EET Time |
|---|---|
| 12:00 AM (00:00) | 12:00 PM (12:00) |
| 1:00 AM (01:00) | 1:00 PM (13:00) |
| 2:00 AM (02:00) | 2:00 PM (14:00) |
| 3:00 AM (03:00) | 3:00 PM (15:00) |
| 4:00 AM (04:00) | 4:00 PM (16:00) |
| 5:00 AM (05:00) | 5:00 PM (17:00) |
| 6:00 AM (06:00) | 6:00 PM (18:00) |
| 7:00 AM (07:00) | 7:00 PM (19:00) |
| 8:00 AM (08:00) | 8:00 PM (20:00) |
| 9:00 AM (09:00) | 9:00 PM (21:00) |
| 10:00 AM (10:00) | 10:00 PM (22:00) |
| 11:00 AM (11:00) | 11:00 PM (23:00) |
| 12:00 PM (12:00) | 12:00 AM (00:00)+1 day |
| 1:00 PM (13:00) | 1:00 AM (01:00)+1 day |
| 2:00 PM (14:00) | 2:00 AM (02:00)+1 day |
| 3:00 PM (15:00) | 3:00 AM (03:00)+1 day |
| 4:00 PM (16:00) | 4:00 AM (04:00)+1 day |
| 5:00 PM (17:00) | 5:00 AM (05:00)+1 day |
| 6:00 PM (18:00) | 6:00 AM (06:00)+1 day |
| 7:00 PM (19:00) | 7:00 AM (07:00)+1 day |
| 8:00 PM (20:00) | 8:00 AM (08:00)+1 day |
| 9:00 PM (21:00) | 9:00 AM (09:00)+1 day |
| 10:00 PM (22:00) | 10:00 AM (10:00)+1 day |
| 11:00 PM (23:00) | 11:00 AM (11:00)+1 day |
Best time to call Bucharest from Honolulu
For most work calls, compare the normal business day in Honolulu (HST) with the business day in Bucharest (EET). HST commonly covers Pacific Ocean, North America, while EET is mainly associated with Eastern Europe.
⚠️ Note: 2026-07-05 is not a normal workday in one or both regions based on their configured calendar. The overlap below should be treated as a reference, not a guaranteed office-hours window.
⚠️ There is no clean same-day business-hours overlap on 2026-07-05. A practical compromise is around 8:00 PM HST, which reaches 9:00 AM EET near the start of their workday.
- DST Safety: HST or EET may shift during Daylight Saving Time. Always confirm the converted time for your specific date.
🔥 Popular HST & EET Converters
Frequently searched time zone conversions related to your search.
Related Time Converters
Explore nearby time zone offsets and reverse conversions related to HST and EET.
Frequently Asked Questions
What is the time difference between HST and EET?
During standard time, Eastern European Time is 12 hours ahead of Hawaii-Aleutian Standard Time.
Does Hawaii observe Daylight Saving Time?
Hawaii does not observe Daylight Saving Time and has not done so since 1947, remaining fixed at UTC-10:00 year-round. At roughly 20° North latitude, Hawaii's daylight hours vary by only about 1.5 hours between the summer and winter solstices — far too little to justify the disruption of a seasonal clock change.
Why is it called Hawaii-Aleutian time?
The name combines two geographically distant US territories that share the same UTC-10:00 standard offset: the Hawaiian Islands in the central Pacific and the westernmost Aleutian Islands of Alaska, which extend past the 180° meridian into the Eastern Hemisphere. Despite sharing a base offset, they behave differently — Hawaii observes no DST, while the Aleutian communities such as Adak do advance to HDT (UTC-9) each summer.
What is the difference between EET and EEST?
EET (Eastern European Time) is the standard winter offset at UTC+02:00, observed from late October to late March. EEST (Eastern European Summer Time) is the daylight saving offset at UTC+03:00, active from the last Sunday in March to the last Sunday in October across Eastern European countries.
Is South African Time (SAST) the same as EET?
South Africa operates on SAST (UTC+02:00), which shares the same numerical offset as EET during winter. However, South Africa does not observe Daylight Saving Time, so it only aligns with EET from late October to late March — when Eastern Europe returns to its standard UTC+02:00 offset.