Trinidad and Tobago
AST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
AEST
Australian Eastern Standard Time
GMT +10
tomorrow
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Compare Port of Spain time with AEST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

AST (Atlantic Standard Time) is 14 hours behind Australian Eastern Standard Time
9:30 pm21:30 in Port of Spain, Trinidad and Tobago is 11:30 am11:30 in AEST

Port of Spain to AEST call time
Best time for a conference call or a meeting is between 5:30pm-6:30pm in Port of Spain which corresponds to 7:30am-8:30am in AEST (next day)

9:30 pm21:30 AST (Atlantic Standard Time) (Port of Spain, Trinidad and Tobago). Offset UTC -4:00 hours
11:30 am11:30 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours

9:30 pm21:30 Port of Spain, Trinidad and Tobago / 11:30 am11:30 AEST

Port of Spain, Trinidad and TobagoAEST
12am (midnight)2pm
1am3pm
2am4pm
3am5pm
4am6pm
5am7pm
6am8pm
7am9pm
8am10pm
9am11pm
10am12am (midnight)
11am1am
12pm (noon)2am
1pm3am
2pm4am
3pm5am
4pm6am
5pm7am
6pm8am
7pm9am
8pm10am
9pm11am
10pm12pm (noon)
11pm1pm
00:0014:00
01:0015:00
02:0016:00
03:0017:00
04:0018:00
05:0019:00
06:0020:00
07:0021:00
08:0022:00
09:0023:00
10:0000:00
11:0001:00
12:0002:00
13:0003:00
14:0004:00
15:0005:00
16:0006:00
17:0007:00
18:0008:00
19:0009:00
20:0010:00
21:0011:00
22:0012:00
23:0013:00

Port of Spain Information

Time Zone

Abbreviation / Name
AST - Atlantic Standard Time
UTC / GMT Offset
-4:00 hours during Atlantic Standard Time, currently in use.

Port of Spain Facts

Country
Trinidad and Tobago
Alternative Names
Acalquixohuayan Caxtillan, City of Port-of-Spain, POS, Po of Espay, Port of Spain, Port of Spein, Port of Speinas, Port of Spejn, Port of Speyn, Port oph Spein, Port ov Spejn, Port uf Spejn, Port-Of-Spejn, Port-au-Spain, Port-d'Espagne, Port-of-Spain, Port-of-Spein, Port-of-Spejn, Port-of-speyn, Porto Espana, Porto España, Portofspeina, Portospeno, Portu de Spania, Puerto Espana, Puerto España, Pò of Espay, bwrt awf sbyn, phxrt-xxf-spen, porata afa sapena, port ahp speyn, porta aba spena, porta opha spena, poteu obeu seupein, poteuobeuseupein, potoobusupein, prt aw aspayn, xi ban ya gang, Πορτ οφ Σπέιν, Πορτ-οφ-Σπέιν, Порт ов Спејн, Порт оф Спейн, Порт оф Спејн, Порт ъф Спейн, Порт-Оф-Спейн, Порт-оф-Спейн, פורט אוף ספיין, بورت أوف سبين, پرت آو اسپاین, پورٹ آف اسپین, पोर्ट ऑफ स्पेन, পোর্ট অব স্পেন, ਪੋਰਟ ਆਫ਼ ਸਪੇਨ, போர்ட் ஆஃப் ஸ்பெய்ன், പോർട്ട് ഓഫ് സ്പെയിൻ, พอร์ต-ออฟ-สเปน, པོ་རོ་ཊི་ཨོཕ་སི་པེ་ན།, პორტ-ოვ-სპეინი, ፖርት ኦፍ ስፔን, ポートオブスペイン, 西班牙港, 포트 오브 스페인, 포트오브스페인
Population
49,031
Currency
Dollar (TTD)
Geographic Coordinates
10° 40' N Latitude / 61° 31' W Longitude

Australian Eastern Standard Time

Offset: AEST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Australia

Countries using this time zone: Australia

Principal Cities: The largest city in the AEST time zone is Sydney in Australia, with about 4.627 million people. Other major cities in this time zone include Melbourne, Brisbane, Gold Coast, Canberra.

AEST Time Zone Geo Map
AEST timezone map

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Australian Eastern Daylight Time (AEDT).

Daylight saving time clock moves back for one hour from 3am to 2amStart: Australian Eastern Standard Time (AEST) started on Sunday, April 5, 2026 at 3:00 am local time and clocks were set one hour back to Sunday, April 5, 2026, 2:00 am. Standard time starts annually on the first Sunday of April.

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Australian Eastern Standard Time (AEST) ends on Sunday, October 4, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, October 4, 2026, 3:00 am local daylight time instead. Standard time ends annually on the first Sunday of October.

Australian Eastern Standard Time (AEST) is used in Queensland, Victoria, Tasmania, New South Wales (except Broken Hill), Australian Capital Territory and in folling major cities Brisbane, Sydney, Melbourne, Hobart, Canberra

Only part of Australia observe daylight saving. It is used in New South Wales, Victoria, South Australia, Tasmania, and the Australian Capital Territory. Daylight saving is not observed in Queensland, Western Australia or the Northern Territory.

AEST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +10 - basic short
  • +1000 - basic
  • +10:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates an offset of ten hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Kilo - Military abbreviation for AEST
  • K - short form of 'Kilo'
IANA/Olson: Reflects AEST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Antarctica/Macquarie
  • Australia/ACT
  • Australia/Brisbane
  • Australia/Canberra
  • Australia/Currie
  • Australia/Hobart
  • Australia/Lindeman
  • Australia/Melbourne
  • Australia/NSW
  • Australia/Queensland
  • Australia/Sydney
  • Australia/Tasmania
  • Australia/Victoria
Time zones with the GMT +10 offset:
  • AEST - Australian Eastern Standard Time
  • CHUT - Chuuk Time
  • ChST - Chamorro Standard Time
  • K - Kilo Time Zone
  • KDT - Korea Daylight Time
  • PGT - Papua New Guinea Time
  • VLAT - Vladivostok Time
  • YAKST - Yakutsk Summer Time
  • YAPT - Yap Time