BDT to UTC Time Converter
UTC is 6 hours behind BDT. BDT is UTC+6:00, and UTC is the zero point, UTC±00:00.
Best Time to Call Between BDT and UTC
Both zones are inside normal business hours between 3:00 PM and 5:00 PM BDT — that's 9:00 AM to 11:00 AM UTC. That's a 2-hour window.
both at work BDT only UTC only neither — hours along the strip are BDT.
Common Times Converted
BDT on the left, UTC on the right.
BDT to UTC: Full 24-Hour Conversion Table
Shaded rows are working hours; the darker shade marks the hours when both zones are at work.
| BDT | UTC | Working hours |
|---|---|---|
| 12:00 AM | 6:00 PM prev day | — |
| 1:00 AM | 7:00 PM prev day | — |
| 2:00 AM | 8:00 PM prev day | — |
| 3:00 AM | 9:00 PM prev day | — |
| 4:00 AM | 10:00 PM prev day | — |
| 5:00 AM | 11:00 PM prev day | — |
| 6:00 AM | 12:00 AM | — |
| 7:00 AM | 1:00 AM | — |
| 8:00 AM | 2:00 AM | — |
| 9:00 AM | 3:00 AM | BDT only |
| 10:00 AM | 4:00 AM | BDT only |
| 11:00 AM | 5:00 AM | BDT only |
| 12:00 PM | 6:00 AM | BDT only |
| 1:00 PM | 7:00 AM | BDT only |
| 2:00 PM | 8:00 AM | BDT only |
| 3:00 PM | 9:00 AM | Both zones |
| 4:00 PM | 10:00 AM | Both zones |
| 5:00 PM | 11:00 AM | UTC only |
| 6:00 PM | 12:00 PM | UTC only |
| 7:00 PM | 1:00 PM | UTC only |
| 8:00 PM | 2:00 PM | UTC only |
| 9:00 PM | 3:00 PM | UTC only |
| 10:00 PM | 4:00 PM | UTC only |
| 11:00 PM | 5:00 PM | — |
What BDT and UTC Actually Are
BDT — Bangladesh Standard Time
Dhaka, Chattogram, Khulna. Standing at UTC+6:00 as written, and the region does not change its clocks, so that offset holds all year. Sometimes written BST, which collides with British Summer Time.
Bangladesh experimented with daylight saving for a single year in 2009 during a power crisis, then abandoned it.
UTC — Coordinated Universal Time
The global reference standard. Aviation, computing and science run on it. Standing at UTC as written, and the region does not change its clocks, so that offset holds all year.
UTC is not a place. It is a computed standard, kept within a second of mean solar time at Greenwich by atomic clocks, and it is the reference every other zone is defined against.
What This Means in Practice
A gap you can rely on
Neither region changes its clocks, so this difference holds every day of the year. A recurring meeting booked once stays correct — worth knowing, because most cross-border pairs cannot say that.
Major Cities in Each Zone
Cities on BDT
Frequently Asked Questions
What is the time difference between BDT and UTC?
UTC is 6 hours behind BDT.
What is 9:00 AM BDT in UTC?
9:00 AM BDT is 3:00 AM UTC.
What are the best hours to schedule a call between BDT and UTC?
Between 3:00 PM and 5:00 PM BDT, which is 9:00 AM to 11:00 AM UTC. Both sides are inside normal business hours through that window.
Does the difference between BDT and UTC change during the year?
No. Neither region changes its clocks, so this gap is fixed all year round.
Does BDT always mean Bangladesh Standard Time?
Sometimes written BST, which collides with British Summer Time.