Ottawa to Austin, TX: time difference
Austin, TX is 1 h behind Ottawa. 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.
Ottawa 23:20 11:20 PM Austin, TX 22:20 10:20 PM You –:–
23:20 11:20 PM
Eastern Daylight Time · UTC-4
☀️ 07:12 · 🌙 18:30
22:20 10:20 PM
Central Daylight Time · UTC-5
☀️ 07:30 · 🌙 19:08
·
−1 h
Austin, TX is 1 h behind Ottawa.
When you, Ottawa and Austin, TX are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Ottawa
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
🇺🇸 Austin, TX
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 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Ottawa | 🇺🇸 Austin, TX |
|---|---|---|
| Local time | 23:20 | 22:20 |
| Local date | Friday, October 9, 2026 | Friday, October 9, 2026 |
| Time zone | Eastern Daylight Time | Central Daylight Time |
| UTC offset | UTC-4 | UTC-5 |
| Offset from Ottawa | — | −1 h |
| IANA zone | America/Toronto | America/Chicago |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-6, Nov 1, 01:00 |
| Sunrise | 07:12 | 07:30 |
| Sunset | 18:30 | 19:08 |
| Daylight | 11 h 18 min | 11 h 38 min |
| People on this clock | 1,000,000 | 974,447 |
Compare Ottawa with another city
More comparisons with Ottawa: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Ottawa and Austin, TX: common questions
How many hours behind Ottawa is Austin, TX?
The clocks in Austin are 1 hour behind those in Ottawa (UTC−5 and UTC−4).
What time is it in Austin, TX, at the start of the working day in Ottawa?
The working day in Ottawa starts at 9:00 AM; in Austin it is 8:00 AM at that moment.
What time is it in Austin, TX, at the end of the working day in Ottawa?
The working day in Ottawa ends at 6:00 PM; in Austin it is 5:00 PM at that moment.
When is a good time to call Austin, TX, from Ottawa?
Between 10:00 AM and 6:00 PM in Ottawa – that is 9:00 AM to 5:00 PM in Austin – both places are within working hours (9:00 AM–6:00 PM).
Until what time in Ottawa is it still yesterday in Austin, TX?
Before 1:00 AM in Ottawa, the date in Austin has not changed yet. From 11:00 PM in Austin, it is already the next day in Ottawa.
Does the time gap between Ottawa and Austin, TX, change during the year?
No – both places switch to and from summer time on the same dates, so the gap stays 1 hour.
