Chiang Mai to Ottawa: time difference
Ottawa is 11 h behind Chiang Mai. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Chiang Mai 18:29 6:29 PM Ottawa 07:29 7:29 AM You –:–
18:29 6:29 PM
Indochina Time · UTC+7
☀️ 06:17 · 🌙 18:07
07:29 7:29 AM
Eastern Daylight Time · UTC-4
☀️ 07:13 · 🌙 18:28
·
−11 h
Ottawa is 11 h behind Chiang Mai.
When you, Chiang Mai and Ottawa are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇹🇭 Chiang Mai
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇨🇦 Ottawa
13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇹🇭 Chiang Mai | 🇨🇦 Ottawa |
|---|---|---|
| Local time | 18:29 | 07:29 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Indochina Time | Eastern Daylight Time |
| UTC offset | UTC+7 | UTC-4 |
| Offset from Chiang Mai | — | −11 h |
| IANA zone | Asia/Bangkok | America/Toronto |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 06:17 | 07:13 |
| Sunset | 18:07 | 18:28 |
| Daylight | 11 h 49 min | 11 h 15 min |
| People on this clock | 127,240 | 1,000,000 |
Compare Chiang Mai with another city
More comparisons with Chiang Mai: the time zones next to it and the far side of the clock.
Big time differences
Chiang Mai and Ottawa: common questions
How far behind Chiang Mai is Ottawa?
Ottawa is 11 hours behind Chiang Mai: UTC−4 against UTC+7.
If it is 9:00 AM in Chiang Mai, what time is it in Ottawa?
At 9:00 AM in Chiang Mai, clocks in Ottawa show 10:00 PM (the previous day).
What time is it in Ottawa at the end of the working day in Chiang Mai?
The working day in Chiang Mai ends at 6:00 PM; in Ottawa it is 7:00 AM at that moment.
When is a good time to call Ottawa from Chiang Mai?
Working hours (9:00 AM–6:00 PM) in Chiang Mai and in Ottawa do not overlap. At 9:00 AM in Chiang Mai it is 10:00 PM (the previous day) in Ottawa; when the working day starts in Ottawa, it is 8:00 PM in Chiang Mai.
When does the date change in Ottawa compared with Chiang Mai?
The new day starts in Ottawa later: until 11:00 AM in Chiang Mai, it is still the previous day there. From 1:00 PM in Ottawa, Chiang Mai is already on the next day.
Does the time gap between Chiang Mai and Ottawa change during the year?
Yes – daylight saving time is used in Ottawa but not in Chiang Mai. From November 1, 2026, Ottawa will be 12 hours behind Chiang Mai.
