EAT to HST Converter
HST is 13 hours behind EAT. 9:00 AM EAT = 8:00 PM HST (previous day).
HST is 13 hours behind EAT. To convert EAT to HST, subtract 13 hours from the EAT time: 9:00 AM EAT = 8:00 PM HST (previous day).
EAT (East Africa Time) is used in Kenya, Ethiopia, Tanzania, Uganda, Somalia. HST (Hawaii-Aleutian Time) is used in Hawaii (all year, no daylight saving time).
EAT to HST time conversion table
EAT to HST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| EAT | HST | Day |
|---|---|---|
| 12:00 AM EAT | 11:00 AM HST | previous day |
| 1:00 AM EAT | 12:00 PM HST | previous day |
| 2:00 AM EAT | 1:00 PM HST | previous day |
| 3:00 AM EAT | 2:00 PM HST | previous day |
| 4:00 AM EAT | 3:00 PM HST | previous day |
| 5:00 AM EAT | 4:00 PM HST | previous day |
| 6:00 AM EAT | 5:00 PM HST | previous day |
| 7:00 AM EAT | 6:00 PM HST | previous day |
| 8:00 AM EAT | 7:00 PM HST | previous day |
| 9:00 AM EAT | 8:00 PM HST | previous day |
| 10:00 AM EAT | 9:00 PM HST | previous day |
| 11:00 AM EAT | 10:00 PM HST | previous day |
| 12:00 PM EAT | 11:00 PM HST | previous day |
| 1:00 PM EAT | 12:00 AM HST | night |
| 2:00 PM EAT | 1:00 AM HST | night |
| 3:00 PM EAT | 2:00 AM HST | night |
| 4:00 PM EAT | 3:00 AM HST | night |
| 5:00 PM EAT | 4:00 AM HST | night |
| 6:00 PM EAT | 5:00 AM HST | night |
| 7:00 PM EAT | 6:00 AM HST | — |
| 8:00 PM EAT | 7:00 AM HST | — |
| 9:00 PM EAT | 8:00 AM HST | — |
| 10:00 PM EAT | 9:00 AM HST | — |
| 11:00 PM EAT | 10:00 AM HST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert EAT to HST
Subtract 13 hours from the EAT time to get HST.
Example: 9:00 AM EAT = 8:00 PM HST (previous day).
Across midnight: 1:00 AM EAT = 12:00 PM HST (previous day). The date changes, so always check the day as well as the hour.
Time difference between EAT and HST
The time difference between EAT and HST is 13 hours all year – HST is behind EAT.
EAT and HST during daylight saving time
- EAT does not observe daylight saving time; it stays on UTC+3 all year.
- HST does not observe daylight saving time; it stays on UTC−10 all year.
Best time for a meeting between EAT and HST
EAT and HST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM EAT, which is 6:00 PM HST.
EAT to HST FAQ
What is the time difference between EAT and HST?
HST is 13 hours behind EAT all year. 9:00 AM EAT = 8:00 PM HST (previous day).
What is 9 AM EAT in HST?
9:00 AM EAT is 8:00 PM HST (previous day).
What is 12 PM (noon) EAT in HST?
12:00 PM EAT is 11:00 PM HST (previous day).
Is HST ahead of or behind EAT?
HST is 13 hours behind EAT, so it is earlier in HST than in EAT.
Does EAT change for daylight saving time?
No. EAT stays on the same offset all year, so conversions never shift for daylight saving time.
Does HST change for daylight saving time?
No. HST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between EAT and HST?
EAT and HST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM EAT, which is 6:00 PM HST.
Related conversions
Convert HST to EAT
Convert EAT to other time zones
Convert other time zones to HST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.