One clock for the whole country, and it stays on UTC−4 every day of the year.
Antigua and Barbuda at a glance
| Capital | St John's |
|---|---|
| UTC offsets | UTC−4 |
| IANA time zones | 1 |
| Daylight saving time | Not observed |
| Abbreviations in use | AST |
Which time zone Antigua and Barbuda uses
Antigua and Barbuda uses a single IANA time zone, America/Antigua.
| Time zone | Time now | UTC offset | Daylight saving time | Main cities |
|---|---|---|---|---|
| America/Antigua | --:-- | UTC−4 | Not observed | St John's |
Daylight saving time in Antigua and Barbuda
Antigua and Barbuda does not use daylight saving time, and the tz database records none since 1970.
Current time in cities in Antigua and Barbuda
| City | Region | Time now | Time zone |
|---|---|---|---|
| St John's | Saint John Parish | --:-- | America/Antigua |
Time difference between Antigua and Barbuda and other countries
A 9:00 AM start in Antigua and Barbuda is 1:00 PM in London, 12:00 AM (next day) in Sydney and 5:00 AM in Los Angeles.
| City | Time now | Difference now | In January | In July |
|---|---|---|---|---|
| New York (United States) | --:-- | 1 h behind | 1 h behind | Same time |
| Los Angeles (United States) | --:-- | 4 h behind | 4 h behind | 3 h behind |
| London (United Kingdom) | --:-- | 4 h ahead | 4 h ahead | 5 h ahead |
| Paris (France) | --:-- | 5 h ahead | 5 h ahead | 6 h ahead |
| Dubai (United Arab Emirates) | --:-- | 8 h ahead | 8 h ahead | 8 h ahead |
| Mumbai (India) | --:-- | 9 h 30 min ahead | 9 h 30 min ahead | 9 h 30 min ahead |
| Singapore | --:-- | 12 h ahead | 12 h ahead | 12 h ahead |
| Tokyo (Japan) | --:-- | 13 h ahead | 13 h ahead | 13 h ahead |
| Sydney (Australia) | --:-- | 15 h ahead | 15 h ahead | 14 h ahead |
| UTC | --:-- | 4 h ahead | 4 h ahead | 4 h ahead |
Daylight across Antigua and Barbuda
Days in St John's last between 11 hours 7 minutes and 13 hours 9 minutes over the year.
Same clock as Antigua and Barbuda right now
These countries read the same time as Antigua and Barbuda today. Those marked with daylight saving time will drift away when their clocks change.
- Barbados
- Bolivia
- Curaçao
- Dominican Republic
- Grenada
- Guadeloupe
- Guyana
- Martinique
- Puerto Rico
- St. Lucia
- Trinidad and Tobago
- Venezuela
Tools for time in Antigua and Barbuda
- Convert a time to or from Antigua and Barbuda: pick a date and time and see it in every city on your list.
- Add St John's to your world clock to keep it next to your own time.
- Find a meeting time that falls inside office hours in Antigua and Barbuda and the other cities you work with.
- Open a full-screen clock for your own time zone.
Frequently asked questions
How many time zones does Antigua and Barbuda have?
One: America/Antigua, at UTC−4 all year.
Does Antigua and Barbuda use daylight saving time?
No. The time stays at UTC−4 all year.
What is the time difference between Antigua and Barbuda and London?
Antigua and Barbuda is 4 hours behind London in January and 5 hours behind London in July, because London moves its clocks for daylight saving time and Antigua and Barbuda does not.
Time zone rules: IANA tz database, version 2026e. Place names and coordinates: GeoNames. Sunrise and sunset are calculated from the coordinates and can differ by a minute or two from local almanacs.