Phoenix to London Time
MST to GMT Converter — 9 AM MST is 4:00 PM GMT
Phoenix is 7 hours behind London. Convert any time between Phoenix (MST) and London (GMT/BST) instantly.
Phoenix
United States
London
United Kingdom
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Time Zone Comparison
Phoenix to London Time Conversion Table
| Phoenix (MST) | London (GMT) |
|---|---|
| 12:00 AM | 8:00 AM |
| 2:00 AM | 10:00 AM |
| 4:00 AM | 12:00 PM |
| 6:00 AM | 2:00 PM |
| 8:00 AM | 4:00 PM |
| 10:00 AM | 6:00 PM |
| 12:00 PM | 8:00 PM |
| 2:00 PM | 10:00 PM |
| 4:00 PM | 12:00 AM |
| 6:00 PM | 2:00 AM |
| 8:00 PM | 4:00 AM |
| 10:00 PM | 6:00 AM |
Phoenix & London — Business & Scheduling Guide
Phoenix (United States) is a global financial and tech hub, with key industries in technology, finance, healthcare, and entertainment. London (United Kingdom) is a leading center for finance and international trade, known for finance, insurance, media, and professional services. With a 7-hour time difference, professionals frequently schedule cross-border calls between these two cities for international trade, remote team collaboration, and client meetings.
Scheduling Meetings Between Phoenix and London
The 7-hour difference between Phoenix and London requires careful scheduling. The best overlap window is typically 2–4 hours when both cities are within working hours. US business hours typically run 9 AM–5 PM, with a culture that values punctuality and efficiency. British business culture values politeness and punctuality, with typical hours of 9 AM–5:30 PM. Teams often designate specific "overlap hours" for real-time collaboration and use asynchronous communication (Slack, email, recorded video) for the rest of the day.
Daylight Saving Time Considerations
London observes Daylight Saving Time (GMT/BST), while Phoenix stays on MST year-round. When London switches to daylight time, the effective time difference shifts by 1 hour. This typically happens in spring and fall, and the exact dates vary by country. If you have recurring cross-timezone meetings, recalculate the schedule after each DST transition.
MST to GMT — Quick Reference
MST (MST) stands for the timezone used in Phoenix, United States (UTC-7). GMT (GMT/BST) is the timezone used in London, United Kingdom (UTC+0). Phoenix is 7 hours behind London.
To convert MST to GMT, add 7 hours to MST time. For example, MST 9:00 AM = GMT 4:00 PM.
Key Facts
- •Time difference: Phoenix (UTC-7) is 7 hours behind London (UTC+0).
- •Daylight Saving Time: Phoenix does not observe DST (MST). London observes DST (GMT/BST).
- •Regions: Phoenix is located in United States and uses the MST time zone. London is located in United Kingdom and uses the GMT/BST time zone.
- •Best time to call: The best time to call between Phoenix and London is 9:00 AM to 9:00 AM in Phoenix time, when both cities have overlapping standard working hours.
Frequently Asked Questions
What is the time difference between Phoenix and London?
Phoenix is 7 hours behind London.
What time is it in London when it's 9 AM in Phoenix?
When it's 9:00 AM in Phoenix, it is 4:00 PM in London.
What time is 9 PM MST in GMT?
9 PM MST (Phoenix time) is 4:00 AM GMT (London time). This is a common time people check when scheduling evening calls across these two time zones.
When is the best time to schedule a meeting between Phoenix and London?
The best time to schedule a meeting is between 9:00 AM to 9:00 AM in Phoenix time, when both cities are within standard working hours (9 AM – 5 PM). This gives you the maximum overlap window for real-time collaboration.
How do I convert MST to GMT?
MST (MST) is the timezone for Phoenix, United States (UTC-7). GMT (GMT/BST) is the timezone for London, United Kingdom (UTC+0). Phoenix is 7 hours behind London. Quick examples: 9 AM MST = 4:00 PM GMT, 12 PM MST = 7:00 PM GMT, 3 PM MST = 10:00 PM GMT, 6 PM MST = 1:00 AM GMT.
Is Phoenix ahead of or behind London?
Phoenix is 7 hours behind London. When it's noon in Phoenix, it's 7:00 PM in London.
Does Phoenix or London change clocks for Daylight Saving Time?
No, Phoenix does not observe DST — it stays on MST year-round. London observes DST and switches between GMT/BST. Because only one city observes DST, the time difference shifts by 1 hour during transition periods (typically March/April and October/November).
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