NST to UTC Converter
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Selected conversion
The selected date and time will appear here when the converter loads.
NST and UTC examples
These examples always use NST (UTC-3:30) and UTC (UTC+0). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.
NST is 3 hours and 30 minutes behind UTC.
How the time difference changes
For most of the year, NDT is 2 hours and 30 minutes behind UTC. At other times of the year, NST is 3 hours and 30 minutes behind UTC.
For most of the year, working hours of 9:00 am to 5:00 pm in NDT correspond to 11:30 am to 7:30 pm in UTC. At other times of the year, working hours of 9:00 am to 5:00 pm in NST correspond to 12:30 pm to 8:30 pm in UTC.
Compare NST time with UTC time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.
Time Difference
Newfoundland Standard Time is 3 hours and 30 minutes behind Universal Time Coordinated
8:30 am08:30 in NST is 12:00 pm12:00 in UTC
NST to UTC call time
Best time for a conference call or a meeting is between 9am-1:30pm in NST which corresponds to 12:30pm-5pm in UTC
8:30 am08:30 Newfoundland Standard Time (NST). Offset UTC -3:30 hours
12:00 pm12:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
8:30 am08:30 NST / 12:00 pm12:00 UTC
| NST | UTC |
|---|---|
| 12am (midnight) | 3:30 am |
| 1am | 4:30 am |
| 2am | 5:30 am |
| 3am | 6:30 am |
| 4am | 7:30 am |
| 5am | 8:30 am |
| 6am | 9:30 am |
| 7am | 10:30 am |
| 8am | 11:30 am |
| 9am | 12:30 pm |
| 10am | 1:30 pm |
| 11am | 2:30 pm |
| 12pm (noon) | 3:30 pm |
| 1pm | 4:30 pm |
| 2pm | 5:30 pm |
| 3pm | 6:30 pm |
| 4pm | 7:30 pm |
| 5pm | 8:30 pm |
| 6pm | 9:30 pm |
| 7pm | 10:30 pm |
| 8pm | 11:30 pm |
| 9pm | 12:30 am |
| 10pm | 1:30 am |
| 11pm | 2:30 am |
| 00:00 | 03:30 |
| 01:00 | 04:30 |
| 02:00 | 05:30 |
| 03:00 | 06:30 |
| 04:00 | 07:30 |
| 05:00 | 08:30 |
| 06:00 | 09:30 |
| 07:00 | 10:30 |
| 08:00 | 11:30 |
| 09:00 | 12:30 |
| 10:00 | 13:30 |
| 11:00 | 14:30 |
| 12:00 | 15:30 |
| 13:00 | 16:30 |
| 14:00 | 17:30 |
| 15:00 | 18:30 |
| 16:00 | 19:30 |
| 17:00 | 20:30 |
| 18:00 | 21:30 |
| 19:00 | 22:30 |
| 20:00 | 23:30 |
| 21:00 | 00:30 |
| 22:00 | 01:30 |
| 23:00 | 02:30 |
Newfoundland Standard Time
Offset: NST is 3 hours and 30 minutes behind Greenwich Mean Time (GMT) and is used in North America
Countries using this time zone: Canada
Principal Cities: The largest city in the NST time zone is St Johns in Canada, with about 110,525 people. Other major cities in this time zone include Conception Bay South, Mount Pearl, Corner Brook.
French: HNT - Heure Normale de Terre-Neuve

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).
Start: Newfoundland Standard Time (NST) started on Sunday, November 2, 2025 at 2:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually on the first Sunday of November.
End: Newfoundland Standard Time (NST) ends on Sunday, March 8, 2026 at 2:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 3:00 am local daylight time instead. Standard time ends annually on the second Sunday of March.
NST representations, usage and related time zones
- -0330 - basic
- -03:30 - extended
- -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.
- America/St_Johns
- Canada/Newfoundland
Universal Time Coordinated
Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal
Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.
UTC representations, usage and related time zones
- Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
- +00 - basic short
- +0000 - basic
- +00:00 - extended
- +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
- Zulu - Military abbreviation for UTC
- Z - short form of 'Zulu'
- Etc/UCT
- Etc/UTC
- Etc/Universal
- Etc/Zulu
- UCT
- UTC
- Universal
- Zulu
- EGST - Eastern Greenland Summer Time
- GMT - Greenwich Mean Time
- WET - Western European Time
- AZOST - Azores Summer Time
- UTC - Universal Time Coordinated
- WT - Western Sahara Standard Time
- Z - Zulu Time Zone
