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Halifax to Los Angeles

-4h

Halifax

ADTSOURCE
Canada · UTC-03:00☀ DST active
HH12
:
MM00
  
12:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM

Los Angeles

PDT
USA · UTC-07:00☀ DST active
HH08
:
MM00
  
08:00 (24-hr)
12 AM6 AM12 PM6 PM12 AM
Halifax
Los Angeles
12:00 AM
8:00 PM-1
2:00 AM
10:00 PM-1
4:00 AM
12:00 AM
6:00 AM
2:00 AM
8:00 AM
4:00 AM
10:00 AM
6:00 AM
12:00 PM
8:00 AM
2:00 PM
10:00 AM
4:00 PM
12:00 PM
6:00 PM
2:00 PM
8:00 PM
4:00 PM
10:00 PM
6:00 PM

Green rows indicate typical business hours (9 AM - 5 PM)

ADT and PDT on the World Map

The map below highlights the ADT (Atlantic Standard Time) and PDT (Pacific Standard Time) timezone regions across the globe.

ADTPDTHalifaxSan JuanSanto DomingoCaracasLos AngelesSan FranciscoSeattleVancouver
ADT Zone
→
PDT Zone

Explore all world timezones interactively →

AST – Atlantic Standard Time

UTC-04:00

Atlantic Standard Time (AST) is the time zone for the Canadian Atlantic provinces and the Caribbean, 4 hours behind UTC.

Countries in AST
Canada (Atlantic provinces)Puerto RicoUS Virgin IslandsDominican RepublicVenezuelaBoliviaBarbadosTrinidad and Tobago
Major Cities in AST
HalifaxSan JuanSanto DomingoCaracasLa PazFrederictonCharlottetown
Key Facts about AST
  • •Puerto Rico uses AST year-round and does not observe DST.
  • •AST is 1 hour ahead of EST.
  • •Halifax, the capital of Nova Scotia, is the largest city in AST Canada.
Daylight Saving:Yes – switches to ADT
Learn more about AST on Wikipedia

PST – Pacific Standard Time

UTC-08:00

Pacific Standard Time (PST) is the time zone for the US and Canadian Pacific coast, 8 hours behind UTC.

Countries in PST
United States (Pacific)Canada (British Columbia)Mexico (Baja California)
Major Cities in PST
Los AngelesSan FranciscoSeattleVancouverSan DiegoPortlandLas VegasSacramentoSan JoseTijuana
Key Facts about PST
  • •Silicon Valley and the world's biggest tech companies operate on Pacific Time.
  • •The Hollywood film industry runs on PST/PDT.
  • •PST is 3 hours behind EST, creating a significant business hours gap.
  • •Vancouver, Canada's third-largest city, uses PST.
Daylight Saving:Yes – switches to PDT
Learn more about PST on Wikipedia

About Halifax

Wikipedia

Halifax operates on Atlantic Time (AST/ADT), UTC-4. As Canada's major Atlantic port and closest city to Europe, Halifax bridges North American and European business.

Population:440,000
Metro:465,000
Business Hours:9:00 AM - 5:00 PM AST
Currency:CAD (C$)
Stock Exchange:N/A (Uses TSX)
Key Landmarks
Halifax CitadelPeggy's CoveHalifax WaterfrontCanadian Museum of ImmigrationPublic Gardens
Did You Know?

Halifax harbors the second largest natural ice-free harbor in the world.

Learn more about ADT timezone →

About Los Angeles

Wikipedia

Los Angeles operates on Pacific Time (PST/PDT), 3 hours behind New York. As the entertainment capital, LA time is important for media and tech industries.

Population:4 million
Metro:13.2 million
Business Hours:9:00 AM - 5:00 PM PST
Currency:USD ($)
Key Landmarks
Hollywood SignSanta Monica PierGriffith ObservatoryWalt Disney Concert HallGetty Center
Did You Know?

Los Angeles is the entertainment capital of the world, home to Hollywood and major film studios.

Learn more about PDT timezone →

Comparing Time Zones: Halifax and Los Angeles

Halifax runs on Atlantic Daylight Time (ADT) at UTC-03:00, currently observing daylight saving time. Los Angeles runs on Pacific Daylight Time (PDT) at UTC-07:00, also currently on daylight saving time. That puts Halifax 4 hours behind Los Angeles — a difference of -4h at the current offsets.

In practice, when it is 9:00 AM in Halifax it is 5:00 AM in Los Angeles. Midnight in Halifax is 8:00 PM in Los Angeles. Because both zones shift for daylight saving, the gap between them only changes during the few weeks each year when their transition dates differ.

Halifax to Los Angeles time conversion table

Halifax (ADT)Los Angeles (PDT)Day
12:00 AM8:00 PMprevious day
6:00 AM2:00 AMsame day
7:00 AM3:00 AMsame day
8:00 AM4:00 AMsame day
9:00 AM5:00 AMsame day
12:00 PM8:00 AMsame day
3:00 PM11:00 AMsame day
5:00 PM1:00 PMsame day
6:00 PM2:00 PMsame day
9:00 PM5:00 PMsame day

Why people convert Halifax to Los Angeles time

  • Scheduling a call from Halifax to Los Angeles: a 10:00 AM start in Halifax lands at 6:00 AM in Los Angeles, so you can confirm the slot without doing the arithmetic yourself.
  • Finding shared working hours: both Halifax and Los Angeles are inside the 9-to-5 working day between 1:00 PM and 5:00 PM ADT time (9:00 AM–1:00 PM PDT). That is roughly 4 hours of usable overlap.
  • Booking travel or deliveries: tracking Los Angeles local time against Halifax keeps pickup windows and arrival estimates honest across the -4h offset.
  • Always state the zone abbreviation, not just the hour. "3:00 PM ADT" is unambiguous; "3 PM" across a -4h gap is not.
  • Block 1:00 PM–5:00 PM ADT as the recurring meeting window if you work primarily from Halifax and need Los Angeles colleagues present.
  • Halifax: Clocks fall back on Sun, Nov 1, 2026. Re-check this page after that date because the offset changes and so does the -4h gap.
  • Los Angeles: Clocks fall back on Sun, Nov 1, 2026. Any meeting series spanning that date will shift by an hour in local time.

About AST (Atlantic Standard Time)

Atlantic Standard Time (AST) covers Canada's Atlantic provinces (Nova Scotia, New Brunswick, Prince Edward Island, and most of Labrador), as well as several Caribbean nations. Puerto Rico and the US Virgin Islands use AST year-round without daylight saving time. The Canadian provinces switch to Atlantic Daylight Time (ADT) in summer.

About PST (Pacific Standard Time)

Pacific Standard Time (PST) covers the west coast of North America, including tech hubs like San Francisco and Seattle, and entertainment capital Los Angeles. The Pacific Time Zone is home to Silicon Valley and the world's largest technology companies. During summer, clocks advance to Pacific Daylight Time (PDT, UTC-07:00). PST is also observed in Baja California, Mexico.

Best time to call between Halifax and Los Angeles

Both Halifax and Los Angeles sit inside the 9 AM – 5 PM working day between 1:00 PM–5:00 PM ADT, which is 9:00 AM–1:00 PM PDT. That gives roughly 4 hours of shared time — the safest window for a live call or meeting.

Business hours overlap

Halifax and Los Angeles overlap for about 4 hours during the working day — enough for meetings if you avoid the edges of the window.

Halifax is 4 hours behind Los Angeles (ADT UTC-03:00 → PDT UTC-07:00). The shared working window is 1:00 PM–5:00 PM ADT. Remember to re-check around daylight-saving transitions.

🕐 Daylight Saving Time Info

Halifax

☀ Currently in DST

Standard: UTC-04:00 · DST: UTC-03:00

Clocks fall back on Sun, Nov 1, 2026

Los Angeles

☀ Currently in DST

Standard: UTC-08:00 · DST: UTC-07:00

Clocks fall back on Sun, Nov 1, 2026

Frequently Asked Questions

What is the time difference between Halifax and Los Angeles?

Halifax (ADT, UTC-03:00) is 4 hours behind Los Angeles (PDT, UTC-07:00). The gap is currently -4h.

How do I convert Halifax time to Los Angeles time?

Add -4h to Halifax local time. For example, 9:00 AM in Halifax is 5:00 AM in Los Angeles.

What time is it in Los Angeles right now?

Los Angeles uses PDT at UTC-07:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -4h offset from Halifax.

What is the best time to call Los Angeles from Halifax?

Call between 1:00 PM and 5:00 PM ADT — that maps to 9:00 AM–1:00 PM PDT and keeps both parties inside the working day.

Which is behind, Halifax or Los Angeles?

Halifax is 4 hours behind Los Angeles. When it is 12:00 PM in Halifax it is 8:00 AM in Los Angeles.

Do Halifax and Los Angeles use different time zones?

Halifax (Canada) uses ADT at UTC-03:00, while Los Angeles (USA) uses PDT at UTC-07:00. The IANA identifiers are America/Halifax and America/Los_Angeles.

Does daylight saving time affect the Halifax–Los Angeles difference?

Both zones observe DST, so the difference stays at -4h for most of the year and only changes during the weeks when their transition dates do not line up.

Which other cities share Halifax's time zone?

ADT also covers Halifax, San Juan, Santo Domingo, Caracas, La Paz, Fredericton, Charlottetown.

Which countries use ADT, Halifax's zone?

ADT is used in Canada (Atlantic provinces), Puerto Rico, US Virgin Islands, Dominican Republic, Venezuela, Bolivia, Barbados, Trinidad and Tobago.

Is there a day difference between Halifax and Los Angeles?

Not normally. The -4h gap only pushes the date over the previous day.

What is the time difference between Halifax and Los Angeles?

Los Angeles is -4h from Halifax.

What timezone is Halifax in?

Halifax operates on Atlantic Time (AST/ADT), UTC-4. As Canada's major Atlantic port and closest city to Europe, Halifax bridges North American and European business.

What timezone is Los Angeles in?

Los Angeles operates on Pacific Time (PST/PDT), 3 hours behind New York. As the entertainment capital, LA time is important for media and tech industries.

What are the business hours in Halifax?

Standard business hours in Halifax are 9:00 AM - 5:00 PM AST.

What are the business hours in Los Angeles?

Standard business hours in Los Angeles are 9:00 AM - 5:00 PM PST.

What is the best time to schedule a call between Halifax and Los Angeles?

The best overlap for a call is when both cities are in business hours. Halifax works 9:00 AM - 5:00 PM AST and Los Angeles works 9:00 AM - 5:00 PM PST (-4h difference). Try scheduling during the overlapping window for maximum convenience.

What currencies are used in Halifax and Los Angeles?

Halifax uses CAD (C$) while Los Angeles uses USD ($). Check current exchange rates when planning travel or business between these cities.

How do Halifax and Los Angeles compare in size?

Halifax has a population of approximately 440,000 (metro: 465,000), while Los Angeles has approximately 4 million (metro: 13.2 million).

What are the major landmarks in Halifax and Los Angeles?

Halifax is known for Halifax Citadel, Peggy's Cove, Halifax Waterfront. Los Angeles is famous for Hollywood Sign, Santa Monica Pier, Griffith Observatory.

Do Halifax and Los Angeles have stock exchanges?

Yes. Halifax has the N/A (Uses TSX) and Los Angeles has the N/A (Uses NYSE/NASDAQ). The -4h time difference affects trading hour overlaps between these exchanges.

Which countries use AST (Atlantic Standard Time)?

AST is used in Canada (Atlantic provinces), Puerto Rico, US Virgin Islands, Dominican Republic, Venezuela, Bolivia, and 2 more countries.

Does AST observe daylight saving time?

Yes, AST switches to ADT during summer months.

What are some interesting facts about AST?

Puerto Rico uses AST year-round and does not observe DST. AST is 1 hour ahead of EST.

Which cities are in the PST timezone?

Major cities in the PST timezone include Los Angeles, San Francisco, Seattle, Vancouver, San Diego, Portland, Las Vegas, Sacramento.

What is the UTC offset for PST?

Pacific Standard Time (PST) is at UTC-08:00. During daylight saving time, it shifts to PDT.

What should I know about the PST timezone?

Silicon Valley and the world's biggest tech companies operate on Pacific Time. The Hollywood film industry runs on PST/PDT.

When is it midnight in Halifax, what time is it in Los Angeles?

When it is 12:00 AM (midnight) in Halifax (AST), it is -4h later in Los Angeles (PST).