Port of Spain to NST Time Converter

Updating current time…
Port of Spain
Trinidad and TobagoAST
UTC−4
12am
3am
6am
9am
12pm
3pm
6pm
9pm
NST
Newfoundland Standard Time
UTC−3:30
30m ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 am08:00 AST (UTC-4), Nov 6, 2026 = 8:30 am08:30 NST (UTC-3:30), Nov 6, 2026

Port of Spain is 30 minutes behind NST.

How the time difference changes

For most of the year, Port of Spain is 1 hour and 30 minutes behind NDT. From Nov 1, 2026 to Mar 14, 2027, Port of Spain is 30 minutes behind NST.

For most of the year, working hours of 9:00 am to 6:00 pm in Port of Spain correspond to 10:30 am to 7:30 pm in NDT. At other times of the year, working hours of 9:00 am to 6:00 pm in Port of Spain correspond to 9:30 am to 6:30 pm in NST.For most of the year, working hours of 09:00 to 18:00 in Port of Spain correspond to 10:30 to 19:30 in NDT. At other times of the year, working hours of 09:00 to 18:00 in Port of Spain correspond to 09:30 to 18:30 in NST.

Compare Port of Spain time with NST 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 30 minutes behind Newfoundland Standard Time.
8:00 am08:00 in Port of Spain, Trinidad and Tobago is 8:30 am08:30 in NST

Port of Spain to NST call time
Best time for a conference call or a meeting is between 9am-5:30pm09:00-17:30 in Port of Spain which corresponds to 9:30am-6pm09:30-18:00 in NST

8:00 am08:00 AST (Atlantic Standard Time) (Port of Spain, Trinidad and Tobago). Offset UTC -4:00 hours
8:30 am08:30 Newfoundland Standard Time (NST). Offset UTC -3:30 hours

8:00 am08:00 Port of Spain, Trinidad and Tobago / 8:30 am08:30 NST

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Port of Spain, Trinidad and TobagoNST
12:30am
1:30am
2:30am
3:30am
4:30am
5:30am
6:30am
7:30am
8:30am
9:30am
10:30am
11:30am
12:30pm
1:30pm
2:30pm
3:30pm
4:30pm
5:30pm
6:30pm
7:30pm
8:30pm
9:30pm
10:30pm
11:30pm
00:30
01:30
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22:30
23:30

Port of Spain Time Zone and Facts

Time Zone

Abbreviation / Offset
AST – Atlantic Standard Time, UTC-4 (no daylight saving time)

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
International Dialing Code
+1 868
More About Port of Spain
Port of Spain local time and city facts

Newfoundland Standard Time

Offset: NST is 3 hours and 30 minutes behind Greenwich Mean Time (GMT).

Countries using this time zone: Canada

Principal Cities: The largest city in the NST time zone is St. John's in Canada, with about 110,525 people. Other major cities in this time zone include Corner Brook, Grand Falls-Windsor, Gander, Clarenville.

French: HNT - Heure Normale de Terre-Neuve

Map of the areas on Newfoundland Standard Time (NST)
NST part of the year

Today all shaded areas are on NST.

Open the world time zone map© OpenStreetMap

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

123456789101112Start: Newfoundland Standard Time (NST) started on Sunday, November 1, 2026 at 2:00 am02:00 local time and clocks were set one hour back to Sunday, November 1, 2026, 1:00 am01:00. Standard time starts annually on the first Sunday of November.

123456789101112End: Newfoundland Standard Time (NST) ends on Sunday, March 14, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 14, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the second Sunday of March.

See Canada daylight saving time and upcoming clock changes worldwide.

NST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -0330 - basic
  • -03:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0330 - sign character (-) followed by a four digit time providing hours (03) and minutes (30) of the offset. Indicates an offset of three hours and thirty minutes to the west of the zero meridian.
IANA/Olson: Reflects NST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/St_Johns
  • Canada/Newfoundland