NST to GST
+7h 30mNST
NSTSOURCEGST
GSTGreen rows indicate typical business hours (9 AM - 5 PM)
NST and GST on the World Map
The map below highlights the NST (Newfoundland Standard Time) and GST (Gulf Standard Time) timezone regions across the globe.
NST – Newfoundland Standard Time
UTC-03:30Newfoundland Standard Time (NST) is a unique half-hour offset time zone in Canada, 3.5 hours behind UTC.
- •NST is one of only a few half-hour offset time zones in the world.
- •Newfoundland joined Canada in 1949 and kept its unique time zone.
- •St. John's is the easternmost city in North America.
GST – Gulf Standard Time
UTC+04:00Gulf Standard Time (GST) is used in the UAE, Oman, and other Gulf states, 4 hours ahead of UTC.
- •Dubai uses GST year-round with no daylight saving time.
- •GST is 9 hours ahead of EST and 4 hours ahead of GMT.
- •The Dubai Financial Market (DFM) operates on GST.
Everything You Need to Know About NST and GST Time
NST runs on Newfoundland Standard Time (NST) at UTC-03:30. GST runs on Gulf Standard Time (GST) at UTC+04:00. That puts NST 7 hours 30 minutes ahead of GST — a difference of +7h 30m at the current offsets.
In practice, when it is 9:00 AM in NST it is 4:30 PM in GST. Midnight in NST is 7:30 AM in GST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
NST to GST time conversion table
| NST (NST) | GST (GST) | Day |
|---|---|---|
| 12:00 AM | 7:30 AM | same day |
| 6:00 AM | 1:30 PM | same day |
| 7:00 AM | 2:30 PM | same day |
| 8:00 AM | 3:30 PM | same day |
| 9:00 AM | 4:30 PM | same day |
| 12:00 PM | 7:30 PM | same day |
| 3:00 PM | 10:30 PM | same day |
| 5:00 PM | 12:30 AM | next day |
| 6:00 PM | 1:30 AM | next day |
| 9:00 PM | 4:30 AM | next day |
Why people convert NST to GST time
- Scheduling a call from NST to GST: a 10:00 AM start in NST lands at 5:30 PM in GST, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both NST and GST are inside the 9-to-5 working day between 9:00 AM and 9:30 AM NST time (4:30 PM–5:00 PM GST). That is roughly 0 hours 30 minutes of usable overlap.
- Booking travel or deliveries: tracking GST local time against NST keeps pickup windows and arrival estimates honest across the +7h 30m offset.
- Always state the zone abbreviation, not just the hour. "3:00 PM NST" is unambiguous; "3 PM" across a +7h 30m gap is not.
- Block 9:00 AM–9:30 AM NST as the recurring meeting window if you work primarily from NST and need GST colleagues present.
About NST (Newfoundland Standard Time)
Newfoundland Standard Time (NST) is one of the few half-hour offset time zones in the world. It covers the island of Newfoundland in Canada and is 30 minutes ahead of Atlantic Standard Time. This unique offset exists because Newfoundland was an independent country until 1949.
About GST (Gulf Standard Time)
Gulf Standard Time (GST) is the time zone used in the United Arab Emirates, Oman, and other Gulf states. GST does not observe daylight saving time. Dubai and Abu Dhabi, major international business and tourism hubs, operate on GST.
Best time to call between NST and GST
Both NST and GST sit inside the 9 AM – 5 PM working day between 9:00 AM–9:30 AM NST, which is 4:30 PM–5:00 PM GST. That gives roughly 0 hours and 30 minutes of shared time — the safest window for a live call or meeting.
Business hours overlap
NST and GST overlap for only 30 minutes (9:00 AM–9:30 AM NST), so meetings have to be booked precisely.
NST is 7 hours 30 minutes ahead of GST (NST UTC-03:30 → GST UTC+04:00). The shared working window is 9:00 AM–9:30 AM NST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
NST
☀ Currently in DST
Standard: UTC-03:30 · DST: UTC-02:30
Clocks fall back on Sun, Nov 1, 2026
GST
Does not observe DST
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between NST and GST?
NST (NST, UTC-03:30) is 7 hours 30 minutes ahead of GST (GST, UTC+04:00). The gap is currently +7h 30m.
How do I convert NST time to GST time?
Add +7h 30m to NST local time. For example, 9:00 AM in NST is 4:30 PM in GST.
What time is it in GST right now?
GST uses GST at UTC+04:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +7h 30m offset from NST.
What is the best time to call GST from NST?
Call between 9:00 AM and 9:30 AM NST — that maps to 4:30 PM–5:00 PM GST and keeps both parties inside the working day.
Which is ahead, NST or GST?
NST is 7 hours 30 minutes ahead of GST. When it is 12:00 PM in NST it is 7:30 PM in GST.
Does daylight saving time affect the NST–GST difference?
Neither zone observes daylight saving time, so the +7h 30m offset between NST and GST is fixed all year.
Which other cities share NST's time zone?
NST also covers St. John's, Corner Brook, Mount Pearl.
Which countries use NST, NST's zone?
NST is used in Canada (Newfoundland).
Is there a day difference between NST and GST?
Not normally. The +7h 30m gap only pushes the date over for late-evening times.
What is the time difference between NST and GST?
GST is +7h 30m from NST.
What timezone is NST in?
NST operates on its local timezone.
What timezone is GST in?
GST operates on its local timezone.
Which countries use NST (Newfoundland Standard Time)?
NST is used in Canada (Newfoundland).
Does NST observe daylight saving time?
Yes, NST switches to NDT during summer months.
What are some interesting facts about NST?
NST is one of only a few half-hour offset time zones in the world. Newfoundland joined Canada in 1949 and kept its unique time zone.
Which cities are in the GST timezone?
Major cities in the GST timezone include Dubai, Abu Dhabi, Muscat, Baku, Tbilisi.
What is the UTC offset for GST?
Gulf Standard Time (GST) is at UTC+04:00.
What should I know about the GST timezone?
Dubai uses GST year-round with no daylight saving time. GST is 9 hours ahead of EST and 4 hours ahead of GMT.
When is it midnight in NST, what time is it in GST?
When it is 12:00 AM (midnight) in NST (NST), it is +7h 30m later in GST (GST).
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