BST to IST time converter

IST is 30 minutes behind BST. When it is 9:00 AM in BST, it is 8:30 AM in IST.

BST UTC+6

Saturday, October 17, 2026

IST UTC+5:30

Saturday, October 17, 2026

BST
Bangladesh Standard Time
Sat, Oct 17
UTC+6
IST
India Standard Time
Sat, Oct 17
UTC+5:30-30m
Finding your time zone…
Shared working hours (9:00–18:00)

BST to IST conversion table

Every hour of today in BST and the matching time in IST. Light rows are typical working hours (9:00–18:00).

BSTIST
12:00 AM11:30 PM−1 day
1:00 AM12:30 AM
2:00 AM1:30 AM
3:00 AM2:30 AM
4:00 AM3:30 AM
5:00 AM4:30 AM
6:00 AM5:30 AM
7:00 AM6:30 AM
8:00 AM7:30 AM
9:00 AM8:30 AM
10:00 AM9:30 AM
11:00 AM10:30 AM
12:00 PM11:30 AM
1:00 PM12:30 PM
2:00 PM1:30 PM
3:00 PM2:30 PM
4:00 PM3:30 PM
5:00 PM4:30 PM
6:00 PM5:30 PM
7:00 PM6:30 PM
8:00 PM7:30 PM
9:00 PM8:30 PM
10:00 PM9:30 PM
11:00 PM10:30 PM

Best time to call or meet

Both sides are at work from 9:30 AM – 6:00 PM in BST (9:00 AM – 5:30 PM in IST).

Daylight saving time and the difference

The difference stays 30 minutes all year.

More conversions

IST to BST (Bangladesh)BST (Bangladesh) to UTCBST (Bangladesh) to GMTBST (Bangladesh) to ESTBST (Bangladesh) to CSTBST (Bangladesh) to MSTBST (Bangladesh) to PSTBST (Bangladesh) to CETBST (Bangladesh) to MSKBST (Bangladesh) to GSTBST (Bangladesh) to PKTBST (Bangladesh) to SGTBST (Bangladesh) to PHT
UTC to ISTGMT to ISTEST to ISTCST to ISTMST to ISTPST to ISTCET to ISTMSK to ISTGST to ISTPKT to ISTSGT to ISTPHT to IST

Questions and answers

What is the time difference between BST and IST?

IST is 30 minutes behind BST.

What time is it in IST when it is 9 AM in BST?

When it is 9:00 AM in BST, it is 8:30 AM in IST.

When is the best time to call IST from BST?

Both sides are at work from 9:30 AM – 6:00 PM in BST (9:00 AM – 5:30 PM in IST).

Does the time difference between BST and IST change?

No. The difference stays 30 minutes all year.