Convert UK time (GMT/BST) to Gulf Standard Time (GST), with daylight saving applied for the exact date you pick.
Tue, Oct 27
Tue, Oct 27 Same day
| Su | Mo | Tu | We | Th | Fr | Sa |
|---|
GMT 9 to 5 GST 9 to 5
GST is 4 hours ahead of GMT.
The same conversion works for every city on these clocks, such as London to Dubai, London to UAE and England to Dubai.
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.
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.
| London (GMT) | Dubai (GST) | Working hours |
|---|---|---|
| 12:00 AM | 4:00 AM | |
| 1:00 AM | 5:00 AM | |
| 2:00 AM | 6:00 AM | |
| 3:00 AM | 7:00 AM | |
| 4:00 AM | 8:00 AM | |
| 5:00 AM | 9:00 AM | |
| 6:00 AM | 10:00 AM | |
| 7:00 AM | 11:00 AM | |
| 8:00 AM | 12:00 PM | |
| 9:00 AM | 1:00 PM | Both working |
| 10:00 AM | 2:00 PM | Both working |
| 11:00 AM | 3:00 PM | Both working |
| 12:00 PM | 4:00 PM | Both working |
| 1:00 PM | 5:00 PM | |
| 2:00 PM | 6:00 PM | |
| 3:00 PM | 7:00 PM | |
| 4:00 PM | 8:00 PM | |
| 5:00 PM | 9:00 PM | |
| 6:00 PM | 10:00 PM | |
| 7:00 PM | 11:00 PM | |
| 8:00 PM | 12:00 AM next day | |
| 9:00 PM | 1:00 AM next day | |
| 10:00 PM | 2:00 AM next day | |
| 11:00 PM | 3:00 AM next day |
Every hour of the UK time day, plus the common half hours, and their GST equivalents. The second column covers the part of the year when the clocks are on a different gap.
| UK time | GST 3 h ahead, most of the year (210 days in 2026) | GST 4 h ahead, about 22 weeks in 2026 |
|---|---|---|
| 12:00 AM | 3:00 AM | 4:00 AM |
| 1:00 AM | 4:00 AM | 5:00 AM |
| 2:00 AM | 5:00 AM | 6:00 AM |
| 3:00 AM | 6:00 AM | 7:00 AM |
| 4:00 AM | 7:00 AM | 8:00 AM |
| 5:00 AM | 8:00 AM | 9:00 AM |
| 6:00 AM | 9:00 AM | 10:00 AM |
| 7:00 AM | 10:00 AM | 11:00 AM |
| 8:00 AM | 11:00 AM | 12:00 PM |
| 9:00 AM | 12:00 PM | 1:00 PM |
| 9:30 AM | 12:30 PM | 1:30 PM |
| 10:00 AM | 1:00 PM | 2:00 PM |
| 10:30 AM | 1:30 PM | 2:30 PM |
| 11:00 AM | 2:00 PM | 3:00 PM |
| 11:30 AM | 2:30 PM | 3:30 PM |
| 12:00 PM | 3:00 PM | 4:00 PM |
| 12:30 PM | 3:30 PM | 4:30 PM |
| 1:00 PM | 4:00 PM | 5:00 PM |
| 1:30 PM | 4:30 PM | 5:30 PM |
| 2:00 PM | 5:00 PM | 6:00 PM |
| 2:30 PM | 5:30 PM | 6:30 PM |
| 3:00 PM | 6:00 PM | 7:00 PM |
| 3:30 PM | 6:30 PM | 7:30 PM |
| 4:00 PM | 7:00 PM | 8:00 PM |
| 4:30 PM | 7:30 PM | 8:30 PM |
| 5:00 PM | 8:00 PM | 9:00 PM |
| 5:30 PM | 8:30 PM | 9:30 PM |
| 6:00 PM | 9:00 PM | 10:00 PM |
| 7:00 PM | 10:00 PM | 11:00 PM |
| 8:00 PM | 11:00 PM | 12:00 AM (next day) |
| 9:00 PM | 12:00 AM (next day) | 1:00 AM (next day) |
| 10:00 PM | 1:00 AM (next day) | 2:00 AM (next day) |
| 11:00 PM | 2:00 AM (next day) | 3:00 AM (next day) |
Each row is a stretch of days with one constant difference, split at every clock change.
| Dates | UK time | GST | Difference |
|---|---|---|---|
| Thu, Jan 1, 2026 until Sun, Mar 29, 2026 | GMT | GST | GST 4 h ahead |
| Sun, Mar 29, 2026 until Sun, Oct 25, 2026 | BST | GST | GST 3 h ahead |
| Sun, Oct 25, 2026 until Sun, Mar 28, 2027 | GMT | GST | GST 4 h ahead |
| Sun, Mar 28, 2027 until Sun, Oct 31, 2027 | BST | GST | GST 3 h ahead |
| Sun, Oct 31, 2027 until Sat, Jan 1, 2028 | GMT | GST | GST 4 h ahead |
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.
Gulf Standard Time is UTC+4 all year. The UAE and Oman do not observe daylight saving time.
GST can also mean South Georgia Time (UTC−2). Here GST means Gulf Standard Time (Asia/Dubai).
GST is 3 hours ahead of BST for most of the year (210 days in 2026). The gap is 4 hours for about 22 weeks in 2026.
Dubai uses Gulf Standard Time. GST is 3 hours ahead of BST for most of the year (210 days in 2026). The gap is 4 hours for about 22 weeks in 2026. Type any UK time time into the UK time to GST converter to see the Dubai time for any date.
9:00 AM BST is 12:00 PM GST for most of the year (210 days in 2026). 9:00 AM GMT is 1:00 PM GST for about 22 weeks in 2026.
12:00 PM BST is 3:00 PM GST for most of the year (210 days in 2026). 12:00 PM GMT is 4:00 PM GST for about 22 weeks in 2026.
10:00 AM BST is 1:00 PM GST for most of the year (210 days in 2026). 10:00 AM GMT is 2:00 PM GST for about 22 weeks in 2026.
5:00 PM BST is 8:00 PM GST for most of the year (210 days in 2026). 5:00 PM GMT is 9:00 PM GST for about 22 weeks in 2026.
Yes. GST is 3 hours ahead of BST for most of the year (210 days in 2026). The gap is 4 hours for about 22 weeks in 2026.
Working days of 9 AM to 5 PM overlap from 9:00 AM to 2:00 PM BST, which is 12:00 PM to 5:00 PM GST while BST and GST apply.
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.
GST can also mean South Georgia Time (UTC−2). Here GST means Gulf Standard Time (Asia/Dubai).