Toronto to Costa Mesa, CA: time difference
Costa Mesa, CA is 3 h behind Toronto. 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.
Toronto 14:04 2:04 PM Costa Mesa, CA 11:04 11:04 AM You –:–
14:04 2:04 PM
Eastern Daylight Time · UTC-4
☀️ 07:35 · 🌙 18:32
11:04 11:04 AM
Pacific Daylight Time · UTC-7
☀️ 06:59 · 🌙 18:17
·
−3 h
Costa Mesa, CA is 3 h behind Toronto.
When you, Toronto and Costa Mesa, CA are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Toronto
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
🇺🇸 Costa Mesa, CA
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 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Toronto | 🇺🇸 Costa Mesa, CA |
|---|---|---|
| Local time | 14:04 | 11:04 |
| Local date | Saturday, October 17, 2026 | Saturday, October 17, 2026 |
| Time zone | Eastern Daylight Time | Pacific Daylight Time |
| UTC offset | UTC-4 | UTC-7 |
| Offset from Toronto | — | −3 h |
| IANA zone | America/Toronto | America/Los Angeles |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 07:35 | 06:59 |
| Sunset | 18:32 | 18:17 |
| Daylight | 10 h 58 min | 11 h 18 min |
| People on this clock | 2,731,571 | 109,960 |
Compare Toronto with another city
More comparisons with Toronto: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Toronto and Costa Mesa, CA: common questions
How far behind Toronto is Costa Mesa, CA?
Costa Mesa is 3 hours behind Toronto: UTC−7 against UTC−4.
What time is it in Costa Mesa, CA, when it is 9:00 AM in Toronto?
When it is 9:00 AM in Toronto, it is 6:00 AM in Costa Mesa.
If it is 6:00 PM in Toronto, what time is it in Costa Mesa, CA?
At 6:00 PM in Toronto, clocks in Costa Mesa show 3:00 PM.
When is a good time to call Costa Mesa, CA, from Toronto?
Between 12:00 PM and 6:00 PM in Toronto – that is 9:00 AM to 3:00 PM in Costa Mesa – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Costa Mesa, CA?
Until 3:00 AM in Toronto it is still the previous day in Costa Mesa. The other way round, from 9:00 PM in Costa Mesa it is already the next day in Toronto.
Does the time difference between Toronto and Costa Mesa, CA, change?
No. The clocks in Toronto and in Costa Mesa change on the same dates, so the difference stays 3 hours.
