Offset
The time difference between Halifax and San Francisco is 4 hours.
Halifax (ADT) is ahead of San Francisco (PDT).
ADT: UTC-3
PDT: UTC-7
Both zones are currently observing daylight saving time.
When to schedule
Business-hours overlap: 1 PM–5 PM in Halifax (9 AM–1 PM in San Francisco).
Both teams are in working hours during this window on weekdays.
Suggested time: 3:00 PM Halifax (11:00 AM San Francisco).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Canada
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Victoria DayMon, May 18
- Canada DayWed, Jul 1
- Labour DayMon, Sep 7
- National Day for Truth and ReconciliationWed, Sep 30
- ThanksgivingMon, Oct 12
- Christmas DayFri, Dec 25
United States
- New Year's DayThu, Jan 1
- Martin Luther King, Jr. DayMon, Jan 19
- Presidents DayMon, Feb 16
- Memorial DayMon, May 25
- Juneteenth National Independence DayFri, Jun 19
- Independence DayFri, Jul 3
- Labour DayMon, Sep 7
- Columbus DayMon, Oct 12
- Veterans DayWed, Nov 11
- Thanksgiving DayThu, Nov 26
- Christmas DayFri, Dec 25
About these zones
Halifax uses Atlantic Time (AST, or ADT). To call Canada, dial +1.
San Francisco uses Pacific Time (PST, or PDT). To call United States, dial +1.
San Francisco is approximately 3,050 miles west of Halifax.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Halifax | San Francisco | Day |
|---|---|---|
| 12:00 am | 8:00 pm | -1 day |
| 1:00 am | 9:00 pm | -1 day |
| 2:00 am | 10:00 pm | -1 day |
| 3:00 am | 11:00 pm | -1 day |
| 4:00 am | 12:00 am | Same day |
| 5:00 am | 1:00 am | Same day |
| 6:00 am | 2:00 am | Same day |
| 7:00 am | 3:00 am | Same day |
| 8:00 am | 4:00 am | Same day |
| 9:00 am | 5:00 am | Same day |
| 10:00 am | 6:00 am | Same day |
| 11:00 am | 7:00 am | Same day |
| 12:00 pm | 8:00 am | Same day |
| 1:00 pm | 9:00 am | Same day |
| 2:00 pm | 10:00 am | Same day |
| 3:00 pm | 11:00 am | Same day |
| 4:00 pm | 12:00 pm | Same day |
| 5:00 pm | 1:00 pm | Same day |
| 6:00 pm | 2:00 pm | Same day |
| 7:00 pm | 3:00 pm | Same day |
| 8:00 pm | 4:00 pm | Same day |
| 9:00 pm | 5:00 pm | Same day |
| 10:00 pm | 6:00 pm | Same day |
| 11:00 pm | 7:00 pm | Same day |
Daylight saving time
Both Halifax and San Francisco observe daylight saving time and transition on the same date.
Next transition: Sunday, November 1, 2026 (fall back).
Because they transition simultaneously, the offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:31 AM
- Sunset
- 8:58 PM
- Day length
- 15h 27m
- Sunrise
- 5:49 AM
- Sunset
- 8:30 PM
- Day length
- 14h 42m
Daylight overlap: 11h 9m — 9:49 AM–8:58 PM in Halifax (5:49 AM–4:58 PM in San Francisco). Both locations are in daylight during this window.
Cities in these zones
Other cities in Pacific Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Atlantic Time
- YHZ
Airports in Pacific Time
- BUR
- HHR
- LAX
- LGB
- SNA
- CLD
- SAN
- TIJ
- OAK
- SFO
Related conversions
Common conversions
- What is 9:00 am Halifax in San Francisco?
- 9:00 am Halifax is 5:00 am San Francisco.
- What is 12:00 pm Halifax in San Francisco?
- 12:00 pm Halifax is 8:00 am San Francisco.
- What is 12:30 pm Halifax in San Francisco?
- 12:30 pm Halifax is 8:30 am San Francisco.
- What is 2:00 pm Halifax in San Francisco?
- 2:00 pm Halifax is 10:00 am San Francisco.
- What is 5:00 pm Halifax in San Francisco?
- 5:00 pm Halifax is 1:00 pm San Francisco.
- What is 11:30 pm Halifax in San Francisco?
- 11:30 pm Halifax is 7:30 pm San Francisco.