Current AST time

Some locations are observed AST while the others are on daylight savings time/summer time. May be you should see Atlantic Time instead.
DST observation ends on Sunday 05 November 2023, 02:00

What is Atlantic Standard Time

AST timing

AST (Atlantic Standard Time) is one of the well-known names of UTC-4 time zone which is 4h. behind of UTC (Coordinated Universal Time).The time offset from UTC can be written as -04:00.

It's used during the winter. During the summer ADT - Atlantic Daylight Time (UTC-3) is in use.

Some locations use AST all year long.

Time difference to GMT/UTC

4 hours behind (UTC-04)

Other Time Zones which are named AST

Abbreviation	Name
AST	Arabia Standard Time

Related timezone

ADT - Atlantic Daylight Time, AT - Atlantic Time

Iana Timezones where AST is currently observed

America/Anguilla	America/Antigua
America/Aruba	America/Barbados
America/Blanc-Sablon	America/Curacao
America/Dominica	America/Grenada
America/Guadeloupe	America/Kralendijk
America/Lower_Princes	America/Marigot
America/Martinique	America/Montserrat
America/Port_of_Spain	America/Puerto_Rico
America/St_Barthelemy	America/St_Kitts
America/St_Lucia	America/St_Thomas
America/St_Vincent	America/Tortola

Other Time Zones in UTC-04

Abbreviation	Name
AMT	Amazon Time
BOT	Bolivia Time
CDT	Cuba Daylight Time
CLT	Chile Standard Time
COST	Colombia Summer Time
EDT	Eastern Daylight Time
FKT	Falkland Islands Time
GYT	Guyana Time
PYT	Paraguay Time
VET	Venezuelan Standard Time

What is Atlantic Standard Time: abbreviation, main facts, offsets, and other information about the time zone.