Time difference
Time difference between Osaka and Ottawa
Find the best time to schedule a call or meeting.
Ottawa is currently 13 hours behind Osaka.
Osaka • GMT+9
10:07 PM
Thursday, Jun 18
Ottawa • EDT
9:07 AM
Thursday, Jun 18
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Best times to meet
Standard 9 AM – 5 PM hours in Osaka and Ottawa do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in Osaka, or a 6–8 PM meeting in Ottawa.
Quick conversion table
| Osaka | Ottawa |
|---|---|
| 8 AM | 7:00 PM (prev day) |
| 12 PM | 11:00 PM (prev day) |
| 3 PM | 2:00 AM |
| 5 PM | 4:00 AM |
| 9 PM | 8:00 AM |
Daylight saving
Heads up: the gap will widen to 14 hours around November 5, when one of the cities shifts for daylight saving. Double-check meeting times scheduled across that date.
Frequently asked questions
- How many hours ahead is Ottawa than Osaka?
- Ottawa is 13 hours behind Osaka.
- What time is 9 AM in Osaka in Ottawa?
- 9:00 AM in Osaka is 8:00 PM the previous day in Ottawa.
- Do Osaka and Ottawa observe daylight saving?
- Heads up: the gap will widen to 14 hours around November 5, when one of the cities shifts for daylight saving. Double-check meeting times scheduled across that date.
- When is the best time to call Ottawa from Osaka?
- Osaka and Ottawa business hours don't overlap. The closest options are early mornings in Osaka or late evenings, when one side stretches outside 9–5.