Honolulu to Nagaoka time converter
Nagaoka is 19 hours ahead of Honolulu. When it is 9:00 AM in Honolulu, it is 4:00 AM (Wed, Oct 21) in Nagaoka.
4:57 AM in Honolulu, Tuesday, October 20, 2026
Shared working hours (9:00–18:00)
Honolulu to Nagaoka conversion table
Every hour of today in Honolulu and the matching time in Nagaoka. Light rows are typical working hours (9:00–18:00).
| Honolulu | Nagaoka |
|---|---|
| 12:00 AM | 7:00 PM |
| 1:00 AM | 8:00 PM |
| 2:00 AM | 9:00 PM |
| 3:00 AM | 10:00 PM |
| 4:00 AM | 11:00 PM |
| 5:00 AM | 12:00 AM+1 day |
| 6:00 AM | 1:00 AM+1 day |
| 7:00 AM | 2:00 AM+1 day |
| 8:00 AM | 3:00 AM+1 day |
| 9:00 AM | 4:00 AM+1 day |
| 10:00 AM | 5:00 AM+1 day |
| 11:00 AM | 6:00 AM+1 day |
| 12:00 PM | 7:00 AM+1 day |
| 1:00 PM | 8:00 AM+1 day |
| 2:00 PM | 9:00 AM+1 day |
| 3:00 PM | 10:00 AM+1 day |
| 4:00 PM | 11:00 AM+1 day |
| 5:00 PM | 12:00 PM+1 day |
| 6:00 PM | 1:00 PM+1 day |
| 7:00 PM | 2:00 PM+1 day |
| 8:00 PM | 3:00 PM+1 day |
| 9:00 PM | 4:00 PM+1 day |
| 10:00 PM | 5:00 PM+1 day |
| 11:00 PM | 6:00 PM+1 day |
Best time to call or meet
Both sides are at work from 2:00 PM – 6:00 PM in Honolulu (9:00 AM – 1:00 PM in Nagaoka).
Daylight saving time and the difference
The difference stays 19 hours all year.
Distance
Honolulu and Nagaoka are 6,272 km (3,897 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between Honolulu and Nagaoka?
Nagaoka is 19 hours ahead of Honolulu.
What time is it in Nagaoka when it is 9 AM in Honolulu?
When it is 9:00 AM in Honolulu, it is 4:00 AM (Wed, Oct 21) in Nagaoka.
When is the best time to call Nagaoka from Honolulu?
Both sides are at work from 2:00 PM – 6:00 PM in Honolulu (9:00 AM – 1:00 PM in Nagaoka).
Does the time difference between Honolulu and Nagaoka change?
No. The difference stays 19 hours all year.