Time Difference Between Thunder Bay and London
London is 5 hours ahead Thunder Bay.
Canada
Thunder Bay
America/Toronto · UTC-4
United Kingdom
London
Europe/London · UTC+1
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Thunder Bay and London.
Thunder Bay
9:00 AM
London
2:00 PM
Thunder Bay
10:00 AM
London
3:00 PM
Thunder Bay
11:00 AM
London
4:00 PM
Thunder Bay
12:00 PM
London
5:00 PM
Thunder Bay to London — 24-Hour Conversion
Each row shows the equivalent local time in London for an hour in Thunder Bay. Working-hours rows (9–18) are highlighted.
| Thunder Bay | London | Match |
|---|---|---|
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Workday in London | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in Thunder Bay | ||
| Workday in Thunder Bay | ||
| Workday in Thunder Bay | ||
| Workday in Thunder Bay | ||
| Workday in Thunder Bay | ||
| Off hours | ||
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Off hours |
Frequently Asked Questions
What is the time difference between Thunder Bay and London?
London, United Kingdom (UTC+1) is 5 hours ahead Thunder Bay, Canada (UTC-4).
What is the best time to schedule a meeting between Thunder Bay and London?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Thunder Bay and London?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Thunder Bay, what time is it in London?
Use the conversion table on this page — every hour in Thunder Bay is mapped to its equivalent local time in London, including day shift markers when the date differs.