London to Newcastle Time Difference
Newcastle is 9 hours ahead of London. When it is noon in London, it is 21:00 in Newcastle.
London (UTC+1) → Sydney (UTC+10)
🕐 Interactive Time Explorer
When it's 01:00 in London, it's 10:00 in Newcastle
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
London & Newcastle◐ Extended Hours (5 hours)
✈️ Travel Information
Distance
16,948 km
Est. Flight Time
~20.9h
Time Difference
+9h
Work Hours Overlap
0h
None
🔴 Office Closed
No overlap available
No overlap
⏰ Quick Conversion
06:00
London
15:00
Newcastle
09:00
London
18:00
Newcastle
12:00
London
21:00
Newcastle
15:00
London
00:00
Newcastle (+1)
18:00
London
03:00
Newcastle (+1)
21:00
London
06:00
Newcastle (+1)
00:00
London
09:00
Newcastle
03:00
London
12:00
Newcastle
Frequently Asked Questions
How many hours is London behind Newcastle?
Newcastle is 9 hours ahead of London. When it is 12:00 noon in London, it is 21:00 in Newcastle. London operates on Europe/London (UTC+1), while Newcastle uses Australia/Sydney (UTC+10).
What is the best time to call Newcastle from London?
Standard business hours (9 AM–5 PM) do not overlap between London and Newcastle due to the 9 hours difference. Consider early morning or late evening calls, or use async communication.
Does the London to Newcastle time difference change throughout the year?
The time difference can shift by up to one hour when either city observes Daylight Saving Time (DST). DST transition dates differ between countries — typically March/April in the Northern Hemisphere and October in the Southern Hemisphere. Always verify the live difference above when scheduling important meetings near DST changeover dates.
Flying between London and Newcastle
The distance between London and Newcastle is approximately 16,948 km. A direct flight typically takes around 20.9 hours. Your arrival clock will show local Newcastle time — use our Flight Time Calculator to predict exact arrival times.