Ottawa Time to PST Converter
PST is 3 hours behind EST. 9:00 AM EST = 6:00 AM PST.
PST is 3 hours behind EST. To convert Ottawa Time to PST, subtract 3 hours from the Ottawa Time time: 9:00 AM EST = 6:00 AM PST.
Ottawa Time (Ottawa time) is used in Ottawa, Canada. PST (Pacific Time) is used in Los Angeles, San Francisco, Seattle, Las Vegas, Portland, Vancouver.
PST here means Pacific Standard Time, not Philippine Standard Time.
Ottawa Time to PST time conversion table
Ottawa Time to PST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Ottawa Time | PST | Day |
|---|---|---|
| 12:00 AM EST | 9:00 PM PST | previous day |
| 1:00 AM EST | 10:00 PM PST | previous day |
| 2:00 AM EST | 11:00 PM PST | previous day |
| 3:00 AM EST | 12:00 AM PST | night |
| 4:00 AM EST | 1:00 AM PST | night |
| 5:00 AM EST | 2:00 AM PST | night |
| 6:00 AM EST | 3:00 AM PST | night |
| 7:00 AM EST | 4:00 AM PST | night |
| 8:00 AM EST | 5:00 AM PST | night |
| 9:00 AM EST | 6:00 AM PST | — |
| 10:00 AM EST | 7:00 AM PST | — |
| 11:00 AM EST | 8:00 AM PST | — |
| 12:00 PM EST | 9:00 AM PST | work hours |
| 1:00 PM EST | 10:00 AM PST | work hours |
| 2:00 PM EST | 11:00 AM PST | work hours |
| 3:00 PM EST | 12:00 PM PST | work hours |
| 4:00 PM EST | 1:00 PM PST | work hours |
| 5:00 PM EST | 2:00 PM PST | — |
| 6:00 PM EST | 3:00 PM PST | — |
| 7:00 PM EST | 4:00 PM PST | — |
| 8:00 PM EST | 5:00 PM PST | — |
| 9:00 PM EST | 6:00 PM PST | — |
| 10:00 PM EST | 7:00 PM PST | — |
| 11:00 PM EST | 8:00 PM PST | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Ottawa Time to PST
Subtract 3 hours from the Ottawa Time time to get PST.
Example: 9:00 AM EST = 6:00 AM PST.
Across midnight: 1:00 AM EST = 10:00 PM PST (previous day). The date changes, so always check the day as well as the hour.
Time difference between Ottawa Time and PST
The time difference between Ottawa Time and PST is 3 hours all year – PST is behind EST.
Ottawa Time and PST during daylight saving time
- Ottawa Time next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from EST (UTC−5) to EDT (UTC−4).
- PST next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from PST (UTC−8) to PDT (UTC−7).
Best time for a meeting between Ottawa Time and PST
Ottawa Time and PST share 5 hours of the 9 AM–5 PM working day. Any time between 12:00 PM and 5:00 PM EST lands between 9:00 AM and 2:00 PM PST, inside working hours for both.
Ottawa Time to PST FAQ
What is the time difference between Ottawa Time and PST?
PST is 3 hours behind EST all year. 9:00 AM EST = 6:00 AM PST.
What is 9 AM Ottawa Time in PST?
9:00 AM EST is 6:00 AM PST.
What is 12 PM (noon) Ottawa Time in PST?
12:00 PM EST is 9:00 AM PST.
Is PST ahead of or behind Ottawa Time?
PST is 3 hours behind EST, so it is earlier in PST than in Ottawa Time.
Does Ottawa Time change for daylight saving time?
Yes. Ottawa Time next changes on 14 Mar 2027, when clocks go forward one hour from EST to EDT.
Does PST change for daylight saving time?
Yes. PST next changes on 14 Mar 2027, when clocks go forward one hour from PST to PDT.
What is the best time for a meeting between Ottawa Time and PST?
Ottawa Time and PST share 5 hours of the 9 AM–5 PM working day. Any time between 12:00 PM and 5:00 PM EST lands between 9:00 AM and 2:00 PM PST, inside working hours for both.
Is PT the same as PST?
PST is the winter (standard) name of Pacific Time (PT). From March to November the same clocks are called PDT. This converter always uses the one in force on the date you choose.
Related conversions
Convert PST to Ottawa Time
Convert Ottawa Time to other time zones
Convert other time zones to PST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.