Does Honolulu observe daylight saving time?

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

Does London observe daylight saving time?

Yes. London is on BST (UTC+1) now, and its clocks go back 1 hour on Sun, Oct 25, to GMT (UTC+0).

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

8:00 PM in London, on the same day.

Honolulu to London Meeting Planner

London is 11 hours ahead of Honolulu right now. Their working days don't overlap today.

Honolulu · United States

2:51 AM

Sat, Oct 17 · HST

London · United Kingdom

1:51 PM

Sat, Oct 17 · BST · summer time

Best Meeting Times Between Honolulu and London

No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 11:00 AM in Honolulu, which is 10:00 PM in London; consider splitting into two shorter meetings or shifting someone's hours.

Who's meeting

2 of 4 places

HonoluluOrganizerUnited States ·2:51AMnow
LondonUnited Kingdom ·· summer time1:51PMnow

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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.

11:00AMBest · PossibleWorking hours in Honolulu (11:00); late evening in London (22:00).
10:00AMOption 2 · PossibleWorking hours in Honolulu (10:00); late evening in London (21:00).
9:00AMOption 3 · PossibleWorking hours in Honolulu (09:00); late evening in London (20:00).

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
LondonBST
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

Honolulu11:00 AM HSTSat, Oct 17
London10:00 PM BSTSat, Oct 17
UTC2026-10-17 21:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between Honolulu and London

London is 11 hours ahead of Honolulu right now: London is on BST (UTC+1) and Honolulu on HST (UTC-10). That changes on Sun, Oct 25, when clocks go back in London: then London is 10 hours ahead of Honolulu.

Time difference between Honolulu and London over the next 12 months
From	Difference	Why
Now	London 11 hours ahead	—
Sun, Oct 25	London 10 hours ahead	Clocks go back in London
Sun, Mar 28, 2027	London 11 hours ahead	Clocks go forward in London

Honolulu is on Hawaii-Aleutian Standard Time. London is on Greenwich Mean Time.

Frequently Asked Questions: Honolulu & London Scheduling

What is the time difference between Honolulu and London?: London is 11 hours ahead of Honolulu right now: London is on BST (UTC+1) and Honolulu on HST (UTC-10). That changes on Sun, Oct 25, when clocks go back in London: then London is 10 hours ahead of Honolulu.
What is the best time to schedule a meeting between Honolulu and London?: No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 11:00 AM in Honolulu, which is 10:00 PM in London; consider splitting into two shorter meetings or shifting someone's hours.
Does Honolulu observe daylight saving time?: No. Honolulu stays on HST (UTC-10) all year, so its clocks don't change.
Does London observe daylight saving time?: Yes. London is on BST (UTC+1) now, and its clocks go back 1 hour on Sun, Oct 25, to GMT (UTC+0).
What time is it in London when it's 9 AM in Honolulu?: 8:00 PM in London, on the same day.

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