Time Difference between London and Ottawa
London (UTC+0) → Toronto (UTC-4)
🕐 Interactive Time Explorer
When it's 19:00 in London, it's 15:00 in Ottawa
Drag the slider to see corresponding times in both cities
🤝 Best Meeting Times
London & Ottawa✓ Perfect Match (4 hours)
◐ Extended Hours (6 hours)
✈️ Travel Information
Distance
5,361 km
Est. Flight Time
~7.3h
Time Difference
-4h
Work Hours Overlap
4h
Good
🔴 Office Closed
Tomorrow 13:00
13:00 - 17:00
⏰ Quick Conversion
06:00
London
02:00
Ottawa
09:00
London
05:00
Ottawa
12:00
London
08:00
Ottawa
15:00
London
11:00
Ottawa
18:00
London
14:00
Ottawa
21:00
London
17:00
Ottawa
00:00
London
20:00
Ottawa (-1)
03:00
London
23:00
Ottawa (-1)
❓ Frequently Asked Questions
Time Difference Between London and Ottawa
London, United Kingdom and Ottawa, Canada are separated by a time difference of 4 hours. When it's noon in London, it's 4 hours earlier in Ottawa.
London operates on Europe/London timezone, while Ottawa uses America/Toronto. Both cities may observe Daylight Saving Time at different dates, which can temporarily change the time difference by an hour.
Best Time to Call
To catch business hours in both cities, consider scheduling calls during late afternoon in London.
Flight Considerations
The distance between London and Ottawa is approximately 5,361 km. A direct flight typically takes around 7.3 hours. When traveling, remember that your arrival time will be in local time. Use our Flight Time Calculator for accurate arrival predictions.