Convert BST to GMT
See the BST to GMT time difference, compare hours side by side, and schedule meetings with calendar-ready results.
BST to GMT Conversion
Convert British Summer Time to Greenwich Mean Time using the current UTC offsets: BST is UTC+1 and GMT is UTC+0. Results adjust automatically when daylight saving rules change.
Hour-by-Hour Time Table
Use the visual comparison grid to match each BST hour to GMT side by side. Review hourly tables quickly and export selected times to ICS, Google Calendar, or Gmail.
Schedule Meetings Accurately
Find suitable meeting times across BST and GMT with automatic DST tracking and historical timezone changes. All conversions are based on the IANA timezone database for accuracy.
How to Convert BST to GMT
Open the BST to GMT page: Go to https://www.xconvert.com/time-converter/bst-to-gmt-converter. The page loads with BST and GMT already set up in the comparison grid, which is useful when you need to line up a call between a Bangladesh-based operations team and contacts in the United Kingdom, Ireland, Ghana, or Iceland.
Add comparison cities: Click + Add City and search for cities that matter to your schedule, such as London, Dublin, or Accra for GMT-side coordination, or another BST-based location if you are comparing internal Bangladesh work hours against external partners. This is especially practical for export operations, garment sourcing, shipping coordination, and support teams that work with clients across South Asia and GMT countries.
Select a time range on the grid: Click Select, then drag across the colored timeline in the BST row to highlight a meeting window in purple. For example, drag from 9:00 BST to 12:00 BST to see the matching GMT times of 3:00 GMT to 6:00 GMT, which quickly shows that an early Bangladesh work session lands in the very early morning for GMT participants.
Export and share the result: After selecting a range, use the export options for ICS download, Google Calendar, Gmail, Copy to clipboard, or Share link. This is helpful when you need to send a confirmed meeting slot to a remote team, attach it to a client email, or create a calendar event that each participant sees in local time automatically.
Understanding the BST to GMT Time Difference
BST is Bangladesh Standard Time (UTC+6) and GMT is Greenwich Mean Time (UTC+0). GMT is 6 hours behind BST, so when the workday starts in Bangladesh, it is still much earlier in GMT locations such as the United Kingdom, Ireland, Ghana, Iceland, and Senegal.
The conversion examples make the gap easy to apply in practice: 9:00 BST = 3:00 GMT, 12:00 BST = 6:00 GMT, 15:00 BST = 9:00 GMT, and 18:00 BST = 12:00 GMT. These examples are particularly useful for planning recurring meetings, support coverage, logistics updates, and handoffs between South Asia and Europe or West Africa.
DST can change how people refer to these abbreviations, so naming matters when scheduling. BST is a standard-time abbreviation; its DST counterpart is GMT, and GMT is a standard-time abbreviation; its DST counterpart is IST, which means the effective difference can change during parts of the year when daylight saving time is in effect. Because of that seasonal shift, teams scheduling across multiple months should confirm whether they are working in standard time or daylight-saving time before sending invites.
BST is used in Guernsey, Isle of Man, Jersey, and the United Kingdom. GMT is used in Burkina Faso, Gambia, Ghana, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Saint Helena, Sao Tome and Principe, Senegal, Sierra Leone, Togo, and the United Kingdom, so this comparison is relevant for trade, public-sector coordination, NGO work, aviation planning, and multinational customer support.
Best Times for Calls and Meetings Between BST and GMT
Because GMT is 6 hours behind BST, the most practical overlap usually appears later in the BST day and earlier in the GMT day. The clearest examples are 15:00 BST = 9:00 GMT and 18:00 BST = 12:00 GMT, which creates a workable shared window for business calls, sales check-ins, and project reviews.
For remote teams, a 15:00 BST start is often one of the earliest realistic options because it reaches 9:00 GMT, the beginning of a standard morning in many GMT-based offices. A later slot such as 18:00 BST = 12:00 GMT can also work well for midday coordination with partners in London, Dublin, Accra, or Reykjavik, especially for weekly status meetings or client presentations.
Earlier BST times are usually less practical for live collaboration with GMT participants. For example, 9:00 BST = 3:00 GMT and 12:00 BST = 6:00 GMT, so a Bangladesh morning meeting would fall deep in the night or very early morning for GMT-based attendees, which is rarely suitable outside emergency operations, overnight support, or aviation and shipping workflows.
If you manage distributed teams, the grid helps you spot these overlaps visually. Green work-hour blocks on both rows are the fastest way to identify a shared slot, and the purple selection range lets you test whether a Bangladesh afternoon meeting lands inside a normal GMT morning rather than outside office hours.
Frequently Asked Questions
What is the time difference between BST and GMT?
BST is 6 hours ahead of GMT, and GMT is 6 hours behind BST. In practical terms, that means a normal morning in Bangladesh maps to a much earlier time in GMT countries, so most live meetings work better later in the BST day.
When is 9 AM BST in GMT?
9:00 BST = 3:00 GMT. This is usually too early for standard office meetings in GMT locations, but it may still be relevant for overnight operations, transport control, security teams, or urgent issue escalation.
When is 12 PM BST in GMT?
12:00 BST = 6:00 GMT. That still falls before a typical business morning in most GMT offices, so it is more suitable for asynchronous updates than for live calls unless the GMT-side team starts very early.
When is 3 PM BST in GMT?
15:00 BST = 9:00 GMT. This is one of the most useful conversion points for business scheduling because it lines up Bangladesh mid-afternoon with the start of the workday in many GMT locations.
When is 6 PM BST in GMT?
18:00 BST = 12:00 GMT. That creates a strong overlap for meetings, especially for teams that want Bangladesh to finish key discussions by the end of the local day while GMT participants join around midday.
Does the difference change during DST?
Yes, the difference can change when daylight saving time applies because BST is a standard-time abbreviation; its DST counterpart is GMT, and GMT is a standard-time abbreviation; its DST counterpart is IST. If you are scheduling recurring meetings across different parts of the year, make sure the invitation reflects the correct seasonal time setting rather than relying only on the abbreviation.
What is the best meeting time between BST and GMT?
The most practical shared business window is usually in the later BST afternoon, based on the examples 15:00 BST = 9:00 GMT and 18:00 BST = 12:00 GMT. That range supports project meetings, client calls, and operational handoffs without forcing GMT participants into pre-dawn attendance.
Which countries use GMT?
GMT is used in Burkina Faso, Gambia, Ghana, Guernsey, Guinea, Guinea-Bissau, Iceland, Ireland, Isle of Man, Ivory Coast, Jersey, Liberia, Mali, Mauritania, Saint Helena, Sao Tome and Principe, Senegal, Sierra Leone, Togo, and the United Kingdom. This makes BST-to-GMT conversion relevant for organizations working across Europe, Atlantic islands, and West Africa.
Which countries use BST?
BST is used in Guernsey, Isle of Man, Jersey, and the United Kingdom. If your work involves partners, suppliers, or clients in those locations, converting accurately to GMT helps avoid missed meetings and confusion around early-morning or midday scheduling.