US, UK & Australia: best time to meet across time zones
No working hour fits all three.
Closest: 1 pm US · 8 pm UK · 7 am next day Australia.
At the closest fit, UK stays 3 hours late, and Australia starts 2 hours early. US times are Mountain; switch below.
A working day on all three clocks · US (Mountain) time
Works Mon–Thu, when everyone is on a working day.
US to UK
7 hours
UK is 7 hours ahead of US most of the year. 6 hours from Mar 14 to Mar 27 and on Oct 31, while one place has changed its clocks and the other hasn’t yet.
US to Australia
16 hours
Australia is 16 hours ahead of US most of the year. 18 hours from Nov 1 to Mar 13. 17 hours from Mar 14 to Apr 2 and from Oct 2 to Oct 31, while one place has changed its clocks and the other hasn’t yet.
UK to Australia
9 hours
Australia is 9 hours ahead of UK most of the year. 11 hours from Nov 1 to Mar 27. 10 hours from Mar 28 to Apr 3 and from Oct 3 to Oct 30, while one place has changed its clocks and the other hasn’t yet.
A weekly 1 pm, over the year
Keep it at 1 pm in US (Mountain) and it lands here:
- Nov 3 – Mar 9
- 8 pm in UK · 7 am next day in Australia
- Mar 16 – Mar 23
- 7 pm in UK · 6 am next day in Australia
- Mar 30
- 8 pm in UK · 6 am next day in Australia
- Apr 6 – Sep 28
- 8 pm in UK · 5 am next day in Australia
- Oct 5 – Oct 26
- 8 pm in UK · 6 am next day in Australia
- Nov 2
- 7 pm in UK · 6 am next day in Australia
The short stretches are weeks when one place has changed its clocks and another hasn’t yet.
Take turns?
Not for these three
Rotating wouldn’t spread the early starts and late finishes any better. One fixed time is fairest.
Plan with people
Make it a board, and let them add their own hours
Your board
Bring these cities to your board
Your board already has you. Add Mountain US, London and Eastern Australia and invite someone in each, or start a new board for this meeting. Each person then adds their own hours.
Example board
- YYouNew YorkGood time
- SSamLondonsaid yes
- PPriyaBengaluruadded hours
Sam answered · 12:30 pm works
Questions
What is the best time for a meeting between US, UK and Australia?
No working hour fits all three. The fairest is 1–2 pm in US (Mountain), 8–9 pm in UK, 7–8 am, next day in Australia (Sydney, Melbourne). No hour fits everyone’s 9 am to 6 pm. At the closest fit, UK stays 3 hours late, and Australia starts 2 hours early.
Is there an hour when all three are awake?
Yes: 2–3 pm in US (Mountain) is between 8 am and 10 pm everywhere.
Does a weekly 1 pm meeting move during the year?
Yes. Kept at 1 pm in US (Mountain), it lands at 8 pm in UK and 7 am next day in Australia; then 7 pm in UK and 6 am next day in Australia; then 8 pm in UK and 6 am next day in Australia; then 8 pm in UK and 5 am next day in Australia; then 8 pm in UK and 6 am next day in Australia; then 7 pm in UK and 6 am next day in Australia over the year, as each place changes its clocks on its own date.
Pages for these places
More meetings across three places
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