Time Difference Between Ottawa South and Tokyo
Tokyo is 13 hours ahead Ottawa South.
Canada
Ottawa South
America/Toronto · UTC-4
Japan
Tokyo
Asia/Tokyo · UTC+9
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Ottawa South and Tokyo.
Standard working hours don't overlap between Ottawa South and Tokyo. Consider early-morning calls in Ottawa South or late-evening calls in Tokyo.
Ottawa South to Tokyo — 24-Hour Conversion
Each row shows the equivalent local time in Tokyo for an hour in Ottawa South. Working-hours rows (9–18) are highlighted.
| Ottawa South | Tokyo | Match |
|---|---|---|
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Workday in Tokyo | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Off hours | ||
| Workday in Ottawa South | ||
| Workday in Ottawa South | ||
| +1 day | Workday in Ottawa South | |
| +1 day | Workday in Ottawa South | |
| +1 day | Workday in Ottawa South | |
| +1 day | Workday in Ottawa South | |
| +1 day | Workday in Ottawa South | |
| +1 day | Workday in Ottawa South | |
| +1 day | Workday in Ottawa South | |
| +1 day | Off hours | |
| +1 day | Off hours | |
| +1 day | Workday in Tokyo | |
| +1 day | Workday in Tokyo | |
| +1 day | Workday in Tokyo | |
| +1 day | Workday in Tokyo |
Frequently Asked Questions
What is the time difference between Ottawa South and Tokyo?
Tokyo, Japan (UTC+9) is 13 hours ahead Ottawa South, Canada (UTC-4).
What is the best time to schedule a meeting between Ottawa South and Tokyo?
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 Ottawa South and Tokyo?
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 Ottawa South, what time is it in Tokyo?
Use the conversion table on this page — every hour in Ottawa South is mapped to its equivalent local time in Tokyo, including day shift markers when the date differs.