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).

Does Phoenix observe daylight saving time?

No. Phoenix stays on MST (UTC-7) all year, so its clocks don't change.

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

1:00 AM in Phoenix, on the same day.

London to Phoenix Meeting Planner

Phoenix is 8 hours behind London right now. Their working days don't overlap today.

London · United Kingdom

2:04 PM

Sat, Oct 17 · BST · summer time

Phoenix · United States

6:04 AM

Sat, Oct 17 · MST

Best Meeting Times Between London and Phoenix

No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 3:00 PM in London, which is 7:00 AM in Phoenix; consider splitting into two shorter meetings or shifting someone's hours.

Who's meeting

2 of 4 places

LondonOrganizerUnited Kingdom ·· summer time2:04PMnow
PhoenixUnited States ·6:04AMnow

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 London

Working hours, everywhere

Best times to meet

Saturday, October 17, 2026, in London time.

3:00PMBest · GoodWorking hours in London (15:00); just outside working hours in Phoenix (07:00).
4:00PMOption 2 · GoodWorking hours in London (16:00); just outside working hours in Phoenix (08:00).
5:00PMOption 3 · GoodWorking hours in Phoenix (09:00); just outside working hours in London (17:00).

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
LondonBST
PhoenixMST
UTC	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22

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

Your meeting

London3:00 PM BSTSat, Oct 17
Phoenix7:00 AM MSTSat, Oct 17
UTC2026-10-17 14:00 UTC

What will it cost? Try the meeting cost calculator.

Time difference between London and Phoenix

Phoenix is 8 hours behind London right now: Phoenix is on MST (UTC-7) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Phoenix is 7 hours behind London.

Time difference between London and Phoenix over the next 12 months
From	Difference	Why
Now	Phoenix 8 hours behind	—
Sun, Oct 25	Phoenix 7 hours behind	Clocks go back in London
Sun, Mar 28, 2027	Phoenix 8 hours behind	Clocks go forward in London

London is on Greenwich Mean Time. Phoenix is on Mountain Standard Time.

Frequently Asked Questions: London & Phoenix Scheduling

What is the time difference between London and Phoenix?: Phoenix is 8 hours behind London right now: Phoenix is on MST (UTC-7) and London on BST (UTC+1). That changes on Sun, Oct 25, when clocks go back in London: then Phoenix is 7 hours behind London.
What is the best time to schedule a meeting between London and Phoenix?: No time falls inside working hours (9 AM to 5 PM) in both cities. The closest is 3:00 PM in London, which is 7:00 AM in Phoenix; consider splitting into two shorter meetings or shifting someone's hours.
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).
Does Phoenix observe daylight saving time?: No. Phoenix stays on MST (UTC-7) all year, so its clocks don't change.
What time is it in Phoenix when it's 9 AM in London?: 1:00 AM in Phoenix, on the same day.

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