Bangladesh to Dublin
-5hBangladesh
BDSTSOURCEDublin
ISTGreen rows indicate typical business hours (9 AM - 5 PM)
BDST and IST on the World Map
The map below highlights the BDST (Bangladesh Standard Time) and IST (Greenwich Mean Time) timezone regions across the globe.
BDST – Bangladesh Standard Time
UTC+06:00Bangladesh Standard Time (BDST, UTC+06:00) is the time zone for Bangladesh, 6 hours ahead of UTC.
- •Bangladesh uses a single time zone, UTC+06:00, across the entire country.
- •Bangladesh does not observe daylight saving time, so the offset is fixed all year.
- •Dhaka is one of the most densely populated cities globally.
- •BDST is written here to distinguish it from British Summer Time (BST).
GMT – Greenwich Mean Time
UTC+00:00Greenwich Mean Time (GMT) is the mean solar time at the Royal Observatory in Greenwich, London. It is the same as UTC+00:00.
- •GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London.
- •The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
- •GMT and UTC are often used interchangeably, but UTC is based on atomic clocks.
- •Iceland uses GMT year-round and never observes daylight saving time.
- •The UK switches from GMT to BST (British Summer Time) in late March each year.
Everything You Need to Know About Bangladesh and Dublin Time
Bangladesh runs on Bangladesh Standard Time (BDST) at UTC+06:00. Dublin runs on Irish Standard Time (IST) at UTC+01:00, also currently on daylight saving time. That puts Bangladesh 5 hours behind Dublin — a difference of -5h at the current offsets.
In practice, when it is 9:00 AM in Bangladesh it is 4:00 AM in Dublin. Midnight in Bangladesh is 7:00 PM in Dublin.Dublin observes daylight saving time while Bangladesh does not, so the gap narrows or widens by an hour part of the year.
Bangladesh to Dublin time conversion table
| Bangladesh (BDST) | Dublin (IST) | Day |
|---|---|---|
| 12:00 AM | 7:00 PM | previous day |
| 6:00 AM | 1:00 AM | same day |
| 7:00 AM | 2:00 AM | same day |
| 8:00 AM | 3:00 AM | same day |
| 9:00 AM | 4:00 AM | same day |
| 12:00 PM | 7:00 AM | same day |
| 3:00 PM | 10:00 AM | same day |
| 5:00 PM | 12:00 PM | same day |
| 6:00 PM | 1:00 PM | same day |
| 9:00 PM | 4:00 PM | same day |
Why people convert Bangladesh to Dublin time
- Scheduling a call from Bangladesh to Dublin: a 10:00 AM start in Bangladesh lands at 5:00 AM in Dublin, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both Bangladesh and Dublin are inside the 9-to-5 working day between 2:00 PM and 5:00 PM BDST time (9:00 AM–12:00 PM IST). That is roughly 3 hours of usable overlap.
- Watching a live event or market open: Bangladesh viewers need 4:00 AM in Dublin to catch a 9:00 AM start there, and 5:00 AM if the event is anchored to Bangladesh.
- Always state the zone abbreviation, not just the hour. "3:00 PM BDST" is unambiguous; "3 PM" across a -5h gap is not.
- Block 2:00 PM–5:00 PM BDST as the recurring meeting window if you work primarily from Bangladesh and need Dublin colleagues present.
- Dublin: Clocks fall back on Sun, Oct 25, 2026. Any meeting series spanning that date will shift by an hour in local time.
About BDST (Bangladesh Standard Time)
Bangladesh Standard Time (BDST) is the single time zone used across Bangladesh, fixed at UTC+06:00 all year. Bangladesh has not observed daylight saving time since a short-lived experiment in 2009, so the gap between Bangladesh and every other zone is constant. Dhaka, the capital, is one of the most densely populated cities in the world. Because the country sits close to the middle of the UTC+06:00 band, solar noon is near 12:00 for most of the year. BDST is listed separately from British Summer Time, which shares the BST abbreviation but is UTC+01:00.
About GMT (Greenwich Mean Time)
Greenwich Mean Time (GMT) is the clock time at the Royal Observatory in Greenwich, London, which sits on the Prime Meridian (0° longitude). GMT serves as the reference point from which all other time zones are calculated. The United Kingdom uses GMT during winter months and switches to British Summer Time (BST, UTC+01:00) from late March to late October. Several West African nations use GMT year-round. GMT is often used interchangeably with UTC (Coordinated Universal Time), although technically they are different – UTC is based on atomic clocks while GMT is based on Earth's rotation.
Best time to call between Bangladesh and Dublin
Both Bangladesh and Dublin sit inside the 9 AM – 5 PM working day between 2:00 PM–5:00 PM BDST, which is 9:00 AM–12:00 PM IST. That gives roughly 3 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
Bangladesh and Dublin overlap for about 3 hours during the working day — enough for meetings if you avoid the edges of the window.
Bangladesh is 5 hours behind Dublin (BDST UTC+06:00 → IST UTC+01:00). The shared working window is 2:00 PM–5:00 PM BDST. Remember to re-check around daylight-saving transitions.
🕐 Daylight Saving Time Info
Bangladesh
Does not observe DST
Dublin
☀ Currently in DST
Standard: UTC+00:00 · DST: UTC+01:00
Clocks fall back on Sun, Oct 25, 2026
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 Bangladesh and Dublin?
Bangladesh (BDST, UTC+06:00) is 5 hours behind Dublin (IST, UTC+01:00). The gap is currently -5h.
How do I convert Bangladesh time to Dublin time?
Add -5h to Bangladesh local time. For example, 9:00 AM in Bangladesh is 4:00 AM in Dublin.
What time is it in Dublin right now?
Dublin uses IST at UTC+01:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -5h offset from Bangladesh.
What is the best time to call Dublin from Bangladesh?
Call between 2:00 PM and 5:00 PM BDST — that maps to 9:00 AM–12:00 PM IST and keeps both parties inside the working day.
Which is behind, Bangladesh or Dublin?
Bangladesh is 5 hours behind Dublin. When it is 12:00 PM in Bangladesh it is 7:00 AM in Dublin.
Do Bangladesh and Dublin use different time zones?
Bangladesh (Bangladesh) uses BDST at UTC+06:00, while Dublin (Ireland) uses IST at UTC+01:00. The IANA identifiers are Asia/Dhaka and Europe/Dublin.
Does daylight saving time affect the Bangladesh–Dublin difference?
Yes at the moment: Dublin is on daylight saving time and Bangladesh is not, so the -5h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share Bangladesh's time zone?
BDST also covers Dhaka, Chittagong, Khulna, Rajshahi, Sylhet.
Which countries use BDST, Bangladesh's zone?
BDST is used in Bangladesh.
Is there a day difference between Bangladesh and Dublin?
Not normally. The -5h gap only pushes the date over the previous day.
What is the time difference between Bangladesh and Dublin?
Dublin is -5h from Bangladesh.
What timezone is Bangladesh in?
Bangladesh operates on its local timezone.
What timezone is Dublin in?
Dublin operates on its local timezone.
Which countries use BDST (Bangladesh Standard Time)?
BDST is used in Bangladesh.
Does BDST observe daylight saving time?
No, BDST does not observe daylight saving time and remains at UTC+06:00 year-round.
What are some interesting facts about BDST?
Bangladesh uses a single time zone, UTC+06:00, across the entire country. Bangladesh does not observe daylight saving time, so the offset is fixed all year.
Which cities are in the GMT timezone?
Major cities in the GMT timezone include London, Dublin, Lisbon, Accra, Reykjavik, Edinburgh, Casablanca, Dakar.
What is the UTC offset for GMT?
Greenwich Mean Time (GMT) is at UTC+00:00. During daylight saving time, it shifts to BST.
What should I know about the GMT timezone?
GMT is based on the Prime Meridian (0° longitude) passing through Greenwich, London. The Royal Observatory in Greenwich has been the reference point for GMT since 1884.
When is it midnight in Bangladesh, what time is it in Dublin?
When it is 12:00 AM (midnight) in Bangladesh (BDST), it is -5h later in Dublin (GMT).
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