Washington D.C. zone
EDT (GMT-4)
Honolulu zone
HST (GMT-10)
Difference
6 hours behind Washington D.C.
Business overlap
2h (9-5 windows)
Working hours overlap
Each cell is one hour in Washington D.C.. Filled cells mark when 9 AM – 5 PM in Washington D.C. and Honolulu both apply.
2 hours per day
- Washington D.C.
- GMT-4
- Honolulu
- GMT-10
- Difference
- -6h
- Business overlap
- 2h
Hour-by-hour conversion
Each row shows the matching local time in Honolulu for an hour in Washington D.C..
| Washington D.C. | Honolulu | Day | Window |
|---|---|---|---|
| 12:00 AM | 6:00 PM | previous day | — |
| 1:00 AM | 7:00 PM | previous day | — |
| 2:00 AM | 8:00 PM | previous day | — |
| 3:00 AM | 9:00 PM | previous day | — |
| 4:00 AM | 10:00 PM | previous day | — |
| 5:00 AM | 11:00 PM | previous day | — |
| 6:00 AM | 12:00 AM | same day | — |
| 7:00 AM | 1:00 AM | same day | — |
| 8:00 AM | 2:00 AM | same day | — |
| 9:00 AM | 3:00 AM | same day | — |
| 10:00 AM | 4:00 AM | same day | — |
| 11:00 AM | 5:00 AM | same day | — |
| 12:00 PM | 6:00 AM | same day | — |
| 1:00 PM | 7:00 AM | same day | — |
| 2:00 PM | 8:00 AM | same day | — |
| 3:00 PM | 9:00 AM | same day | Both 9-5 |
| 4:00 PM | 10:00 AM | same day | Both 9-5 |
| 5:00 PM | 11:00 AM | same day | — |
| 6:00 PM | 12:00 PM | same day | — |
| 7:00 PM | 1:00 PM | same day | — |
| 8:00 PM | 2:00 PM | same day | — |
| 9:00 PM | 3:00 PM | same day | — |
| 10:00 PM | 4:00 PM | same day | — |
| 11:00 PM | 5:00 PM | same day | — |
Best meeting windows
If both teams keep standard 9 AM – 5 PM hours, the overlap window is roughly 3:00 PM – 5:00 PM in Washington D.C. time. That gives you 2 hours per workday for live meetings.
Tighter overlap is achievable by having the side with later working hours start earlier, or by treating the first and last hours of each side as flexible. The bar above marks every hour where both cities sit inside a 9 AM – 5 PM window.
About converting Washington D.C. time to Honolulu time
Washington D.C. follows the America/New_York time zone (currently EDT, GMT-4), while Honolulu follows Pacific/Honolulu (currently HST, GMT-10). Honolulu is 6 hours behind Washington D.C. right now.
Washington D.C. observes daylight saving time, while Honolulu does not. The offset between the two cities changes by one hour at the daylight saving transitions.
Daylight saving transitions in 2026
Washington D.C.
- Spring forward · Sunday, March 8, 2026
- Fall back · Sunday, November 1, 2026
Honolulu
Does not observe daylight saving time.
Reverse this conversion
Honolulu to Washington D.C.
Open the converter
Plan a meeting between Washington D.C. and Honolulu
More conversions from Washington D.C.
Frequently asked questions
- How many hours is Washington D.C. from Honolulu?
- Honolulu is 6 hours behind Washington D.C. right now.
- What time is 9:00 AM Washington D.C. in Honolulu?
- 9:00 AM in Washington D.C. is 3:00 AM in Honolulu.
- What time is 5:00 PM Washington D.C. in Honolulu?
- 5:00 PM in Washington D.C. is 11:00 AM in Honolulu.
- When do Washington D.C. and Honolulu business hours overlap?
- Standard 9 AM - 5 PM working hours overlap for about 2 hours, roughly from 3:00 PM to 5:00 PM in Washington D.C. time.
- Does daylight saving time change the difference between Washington D.C. and Honolulu?
- Washington D.C. observes daylight saving time while Honolulu does not, so the offset between them changes by one hour twice a year.
Local time page
Time in Washington D.C.
Local time page
Time in Honolulu