Does Honolulu observe daylight saving time?

No. Honolulu stays on HST (UTC-10) all year, so its clocks don't change.

Does Tokyo observe daylight saving time?

No. Tokyo stays on JST (UTC+9) all year, so its clocks don't change.

What time is it in Tokyo when it's 9 AM in Honolulu?

4:00 AM in Tokyo, the next day (Sun, Oct 18, when it's Sat, Oct 17 in Honolulu).

Honolulu to Tokyo Meeting Planner

Tokyo is 19 hours ahead of Honolulu right now. Their working days overlap for 3 hours today.

Honolulu · United States

1:23 AM

Sat, Oct 17 · HST

Tokyo · Japan

8:23 PM

Sat, Oct 17 · JST

Best Meeting Times Between Honolulu and Tokyo

2:00 PM to 5:00 PM in Honolulu (9:00 AM to 12:00 PM in Tokyo). That's when both cities are inside working hours, 9 AM to 5 PM, giving 3 hours of overlap today.

Who's meeting

2 of 4 places

HonoluluOrganizerUnited States ·1:23AMnow
TokyoJapan ·8:23PMnow

Add a city

Add up to 4 places by city, country, time zone or abbreviation, like Tokyo, India or JST. Press "/" to jump here.

Date in Honolulu

Working hours, everywhere

Best times to meet

Saturday, October 17, 2026, in Honolulu time.

2:00PMBest · OptimalWorking hours in Honolulu (14:00) and Tokyo (09:00, next day).
3:00PMOption 2 · OptimalWorking hours in Honolulu (15:00) and Tokyo (10:00, next day).
4:00PMOption 3 · OptimalWorking hours in Honolulu (16:00) and Tokyo (11:00, next day).

The whole day

Pick any slot in the Fit row, or use the arrow keys there, to make it the meeting time.

Each column is a one-hour slot of the first place's day. The Fit row grades how well the slot suits everyone; each row shows the local time and whether it's working hours there.
Fit
HonoluluHST
TokyoUTC+9
UTC	10	11	12	13	14	15	16	17	18	19	20	21	22	23	00	01	02	03	04	05	06	07	08	09

Working hours (09–17)Just outside (07–09, 17–20)Late evening (20–23)NightFit: optimal, good, possible, poor

Your meeting

Honolulu2:00 PM HSTSat, Oct 17
Tokyo9:00 AM UTC+9Sun, Oct 18
UTC2026-10-18 00:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between Honolulu and Tokyo

Tokyo is 19 hours ahead of Honolulu right now: Tokyo is on JST (UTC+9) and Honolulu on HST (UTC-10). Neither city changes its clocks, so the gap is the same all year.

Time difference between Honolulu and Tokyo over the next 12 months
From	Difference	Why
Now	Tokyo 19 hours ahead	—

Honolulu is on Hawaii-Aleutian Standard Time. Tokyo is on Japan Standard Time.

Frequently Asked Questions: Honolulu & Tokyo Scheduling

What is the time difference between Honolulu and Tokyo?: Tokyo is 19 hours ahead of Honolulu right now: Tokyo is on JST (UTC+9) and Honolulu on HST (UTC-10). Neither city changes its clocks, so the gap is the same all year.
What is the best time to schedule a meeting between Honolulu and Tokyo?: 2:00 PM to 5:00 PM in Honolulu (9:00 AM to 12:00 PM in Tokyo). That's when both cities are inside working hours, 9 AM to 5 PM, giving 3 hours of overlap today.
Does Honolulu observe daylight saving time?: No. Honolulu stays on HST (UTC-10) all year, so its clocks don't change.
Does Tokyo observe daylight saving time?: No. Tokyo stays on JST (UTC+9) all year, so its clocks don't change.
What time is it in Tokyo when it's 9 AM in Honolulu?: 4:00 AM in Tokyo, the next day (Sun, Oct 18, when it's Sat, Oct 17 in Honolulu).

Or see every city pair, or plan with more places in the meeting planner.