Kolkata to Dhaka Time Converter

Updating current time…
Kolkata
IndiaIST
UTC+5:30
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Dhaka
BangladeshBST
UTC+6
30m ahead
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

5:30 pm17:30 IST (UTC+5:30), Oct 29, 2026 = 6:00 pm18:00 BST (UTC+6), Oct 29, 2026

Kolkata is 30 minutes behind Dhaka.

How the time difference changes

Kolkata is 30 minutes behind Dhaka year-round.

Working hours of 9:00 am to 6:00 pm in Kolkata correspond to 9:30 am to 6:30 pm in Dhaka.Working hours of 09:00 to 18:00 in Kolkata correspond to 09:30 to 18:30 in Dhaka.

Compare Kolkata time with Dhaka time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

IST (India Standard Time) is 30 minutes behind BST (Bangladesh Standard Time).
5:30 pm17:30 in Kolkata, India is 6:00 pm18:00 in Dhaka, Bangladesh

Kolkata to Dhaka call time
Best time for a conference call or a meeting is between 9am-5:30pm09:00-17:30 in Kolkata which corresponds to 9:30am-6pm09:30-18:00 in Dhaka

5:30 pm17:30 IST (India Standard Time) (Kolkata, India). Offset UTC +5:30 hours
6:00 pm18:00 BST (Bangladesh Standard Time) (Dhaka, Bangladesh). Offset UTC +6:00 hours

5:30 pm17:30 Kolkata, India / 6:00 pm18:00 Dhaka, Bangladesh

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
Kolkata, IndiaDhaka, Bangladesh
12:30am
1:30am
2:30am
3:30am
4:30am
5:30am
6:30am
7:30am
8:30am
9:30am
10:30am
11:30am
12:30pm
1:30pm
2:30pm
3:30pm
4:30pm
5:30pm
6:30pm
7:30pm
8:30pm
9:30pm
10:30pm
11:30pm
00:30
01:30
02:30
03:30
04:30
05:30
06:30
07:30
08:30
09:30
10:30
11:30
12:30
13:30
14:30
15:30
16:30
17:30
18:30
19:30
20:30
21:30
22:30
23:30

Kolkata Time Zone and Facts

Time Zone

Abbreviation / Offset
IST – India Standard Time, UTC+5:30 (no daylight saving time)

Kolkata Facts

Country
India
Alternative Names
CCU, Calcuta, Calcutta, Calcutá, Calcúta, Caligardamana, Kaelkuettae, Kal'kuta, Kal'kutta, Kal'kuttae, Kalikata, Kalikātā, Kalkata, Kalkota, Kalkouta, Kalkueta, Kalkuta, Kalkutta, Kalkútta, Kalküta, Kolkat, Kolkata, Kolkate, Kolkato, Kolkāta, Kälküttä, Kəlkətə, Sealdah, jia er ge da, jia li ji da, kalakata, kalakatta, kalikata, kalkata, keaൽkkatta, klkta, klkth, klkwth, ko l ka ta, kolakata, kolkata, kolkatta, kol‌kata, korukata, kwlkata, kʼolkʼatʼa, qwlqth, Καλκούτα, Калькута, Калькуттæ, Калькутта, Колката, Колкате, Կալկաթա, כלכותה, קאלקאטא, קולקטה, كلكتا, كولكاتا, کلکته, کلکتہ, کولکاتہ, کَلٕکَتا, کەلکەتە, कलकत्ता, कोलकाता, কলকাতা, ਕੋਲਕਾਤਾ, કોલકાતા, କଲିକତା, கொல்கத்தா, కోల్‌కాతా, ಕೊಲ್ಕತ್ತ, കൊൽക്കത്ത, โกลกาตา, ཀ་ལི་ཀུ་ཏ, ကာလကတ္တားမြို့, კოლკატა, ኮልካታ, コルカタ, 加尔各答, 架利吉打, 콜카타
Population
4,631,392
Currency
Rupee (INR)
Geographic Coordinates
22° 33' N Latitude / 88° 21' E Longitude
International Dialing Code
+91
More About Kolkata
Kolkata local time and city facts
Current Time in India
India time now

Dhaka Time Zone and Facts

Time Zone

Abbreviation / Offset
BST – Bangladesh Standard Time, UTC+6 (no daylight saving time)

Dhaka Facts

Country
Bangladesh
Alternative Names
DAC, Daaka, Daca, Dacca, Dacca - dhaka, Dacca - ঢাকা, Daka, Dakah, Dakk, Dakka, Dakkae, Dakke, Dako, Deka, Dgaka, Dhaka, Dháka, Dhâkâ, Dəkkə, Mujib City, Ntaka, Ntakka, da ka, daka, dakka, dhaka, dhakka, dka, takka, thaka, Ντάκα, Ντάκκα, Даака, Дака, Даккæ, Дакка, Дакке, Дгака, Դաքքա, דאקא, דאקה, داكا, داکا, دكا, ڈھاکہ, ޑާކާ, ढाका, ঢাকা, ਢਾਕਾ, ઢાકા, ଢାକା, டாக்கா, ఢాకా, ಢಾಕಾ, ഢാക്ക, ඩකා, ธากา, དྷ་ཁ།, ဒါကာမြို့, დაკა, ዳካ, ダッカ, 达卡, 達卡, 다카
Population
10,356,500
Currency
Taka (BDT)
Geographic Coordinates
23° 42' N Latitude / 90° 24' E Longitude
International Dialing Code
+880
More About Dhaka
Dhaka local time and city facts