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Timezone Prime

GST to UK time converter

Convert Gulf Standard Time (GST) to UK time (GMT/BST), with daylight saving applied for the exact date you pick.

From

Tue, Oct 27

To

Tue, Oct 27 Same day

GST 9 to 5 GMT 9 to 5

From zone
Gulf Standard Time
Offset and clock
UTC+4 No daylight saving time
IANA name
Asia/Dubai
To zone
Greenwich Mean Time
Offset and clock
UTC+0 Standard time
IANA name
Europe/London

GMT is 4 hours behind GST.

Time difference
BST is 3 hours behind GST for most of the year (210 days in 2026). The gap is 4 hours for about 22 weeks in 2026.
Meeting window
Working days of 9 AM to 5 PM overlap from 12:00 PM to 5:00 PM GST, which is 9:00 AM to 2:00 PM BST while GST and BST apply.
Daylight saving
UK time changes its clocks twice a year; Gulf Standard Time does not.

Where GST and UK time apply

Shaded areas follow the official zone boundaries, so a country split across zones is split here too. Hover or tap a region for its local time.

  • Gulf Standard Time
  • UK time
  • Same UTC offset right now, different zone rules

Drag to pan. Ctrl and scroll, or pinch, to zoom. Boundaries: timezone-boundary-builder, © OpenStreetMap contributors

Hour by hour

Every hour of Tuesday, October 27, 2026, side by side. Days with a clock change show 23 or 25 rows.

Shaded rows fall inside working hours in both places.

Hourly comparison of the two time zones. Choose a time to load it in the converter.
Dubai (GST) London (GMT) Working hours
12:00 AM 8:00 PM previous day
1:00 AM 9:00 PM previous day
2:00 AM 10:00 PM previous day
3:00 AM 11:00 PM previous day
4:00 AM 12:00 AM
5:00 AM 1:00 AM
6:00 AM 2:00 AM
7:00 AM 3:00 AM
8:00 AM 4:00 AM
9:00 AM 5:00 AM
10:00 AM 6:00 AM
11:00 AM 7:00 AM
12:00 PM 8:00 AM
1:00 PM 9:00 AM Both working
2:00 PM 10:00 AM Both working
3:00 PM 11:00 AM Both working
4:00 PM 12:00 PM Both working
5:00 PM 1:00 PM
6:00 PM 2:00 PM
7:00 PM 3:00 PM
8:00 PM 4:00 PM
9:00 PM 5:00 PM
10:00 PM 6:00 PM
11:00 PM 7:00 PM

GST to UK time conversion table

Common GST times and their UK time equivalents. The second column covers the part of the year when the clocks are on a different gap.

GST to UK time conversion table
Gulf Standard Time BST 3 h behind, most of the year (210 days in 2026) GMT 4 h behind, about 22 weeks in 2026
12:00 AM 9:00 PM (previous day)8:00 PM (previous day)
6:00 AM 3:00 AM2:00 AM
8:00 AM 5:00 AM4:00 AM
9:00 AM 6:00 AM5:00 AM
10:00 AM 7:00 AM6:00 AM
12:00 PM 9:00 AM8:00 AM
2:00 PM 11:00 AM10:00 AM
3:00 PM 12:00 PM11:00 AM
5:00 PM 2:00 PM1:00 PM
6:00 PM 3:00 PM2:00 PM
8:00 PM 5:00 PM4:00 PM
10:00 PM 7:00 PM6:00 PM

How the gap changes in 2026 and 2027

Each row is a stretch of days with one constant difference, split at every clock change.

Time difference periods between GST and UK time
Dates GST UK time Difference
Thu, Jan 1, 2026 until Sun, Mar 29, 2026 GST GMT GMT 4 h behind
Sun, Mar 29, 2026 until Sun, Oct 25, 2026 GST BST BST 3 h behind
Sun, Oct 25, 2026 until Sun, Mar 28, 2027 GST GMT GMT 4 h behind
Sun, Mar 28, 2027 until Sun, Oct 31, 2027 GST BST BST 3 h behind
Sun, Oct 31, 2027 until Sat, Jan 1, 2028 GST GMT GMT 4 h behind

Upcoming clock changes

  1. UK time Sunday, March 28, 2027: at 1:00 AM clocks go forward 1 hour to 2:00 AM
  2. UK time Sunday, October 31, 2027: at 2:00 AM clocks go back 1 hour to 1:00 AM
  3. UK time Sunday, March 26, 2028: at 1:00 AM clocks go forward 1 hour to 2:00 AM

About the two zones

Gulf Standard Time (GST)

Gulf Standard Time is UTC+4 all year. The UAE and Oman do not observe daylight saving time.

IANA zone
Asia/Dubai
Offset
UTC+4 all year
Used in
the United Arab Emirates and Oman
Major cities
Dubai, Abu Dhabi, Sharjah, Muscat

GST can also mean South Georgia Time (UTC−2). Here GST means Gulf Standard Time (Asia/Dubai).

UK time (GMT / BST)

UK time is Greenwich Mean Time (GMT, UTC+0) in winter and British Summer Time (BST, UTC+1) from the last Sunday in March to the last Sunday in October.

IANA zone
Europe/London
Offset
UTC+0 standard, UTC+1 daylight saving
Used in
the United Kingdom
Major cities
London, Manchester, Birmingham, Edinburgh, Glasgow, Belfast

GST and UK time, answered

What is the time difference between GST and UK time?

BST is 3 hours behind GST for most of the year (210 days in 2026). The gap is 4 hours for about 22 weeks in 2026.

What is a good meeting time for GST and UK time?

Working days of 9 AM to 5 PM overlap from 12:00 PM to 5:00 PM GST, which is 9:00 AM to 2:00 PM BST while GST and BST apply.

Does daylight saving time affect GST to UK time?

UK time changes its clocks twice a year; Gulf Standard Time does not. The next change is on Sunday, March 28, 2027 in UK time.

Which GST does the GST to UK time converter use?

GST can also mean South Georgia Time (UTC−2). Here GST means Gulf Standard Time (Asia/Dubai).

Related conversions

From Gulf Standard Time

To UK time