Bangladesh · BST
Tue, 15 Sept 2026
Timezone Guide
Chittagong, Bangladesh runs on UTC+6. This time zone stays fixed year-round at UTC+6 — daylight saving time is not observed. There is a 10-hour difference between Chittagong and New York. Standard working hours don't overlap at all with New York, so meetings need an early or late slot on one side. There is a 5-hour difference between Chittagong and London. Standard 9-to-6 working hours overlap for about 4 hours a day with London. A good time to connect: 14:00–18:00 in Chittagong lines up with 09:00–13:00 in London. There is a 3-hour difference between Chittagong and Tokyo. Standard 9-to-6 working hours overlap for about 6 hours a day with Tokyo. A good time to connect: 09:00–15:00 in Chittagong lines up with 12:00–18:00 in Tokyo. This timezone is also shared with cities such as Dhaka, Bishkek, Sylhet. Keeping these offsets in mind makes it easier to schedule calls or travel to and from Chittagong.
Practical Info
Chittagong (Bangladesh) is home to roughly 5.2M people. Today brings about 13.5 hours of daylight: sunrise at 05:06, sunset at 18:36. This time zone stays fixed year-round at UTC+6 — daylight saving time is not observed. It sits in the Northern Hemisphere, about 22° north of the equator. Traffic drives on the left.
Flag
Bangladesh
Capital
Dhaka
Continent
Asia
Time Zone
BST · Asia/Dhaka
Coordinates
22.36°N, 91.83°E
Currency
BDT (৳)
Calling Code
+880
Driving Side
Left
Hemisphere
Northern
Language
Bengali
Measurement System
Metric
Did You Know?
The beaches at Sitakunda near Chittagong break up a large share of the world's decommissioned ships — in some years around a fifth of global tonnage. Vessels are run aground at high tide and cut apart by hand.
The clock: Bangladesh keeps UTC+6. Chittagong's port handles the overwhelming majority of the country's seaborne trade.
Annual Daylight
Working Hours
6h overlap