Singapore → Honolulu: Time Difference
Honolulu is 18 hours behind Singapore.
How the difference works
Singapore uses Asia/Singapore (UTC+8 standard time) and Honolulu uses Pacific/Honolulu (UTC-10 standard time) — a standard-time gap of 18 hours behind Singapore. Neither city observes daylight saving time, so the difference stays the same all year.
Distance: about 10,814 km (6,719 mi) great-circle distance.
Singapore → Honolulu, hour by hour
| Singapore | Honolulu | Best hours to call |
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Frequently asked questions
What is the time difference between Singapore and Honolulu?
In standard time, Honolulu is 18 hours behind Singapore. Neither city observes daylight saving time, so the difference stays the same all year.
When it is 9:00 in Singapore, what time is it in Honolulu?
In standard time it is 15:00 the previous day in Honolulu. During daylight saving periods the answer can move by an hour — the live table on this page always reflects today's rules.
How far is Honolulu from Singapore?
About 10,814 km (6,719 miles) as the crow flies, computed from city-center coordinates.