IST to COT time converter

COT is 10 hours 30 minutes behind IST. When it is 9:00 AM in IST, it is 10:30 PM (Fri, Oct 16) in COT.

IST UTC+5:30

Saturday, October 17, 2026

COT UTC-5

Friday, October 16, 2026

IST
India Standard Time
Sat, Oct 17
UTC+5:30
COT
Colombia Time
Fri, Oct 16
UTC-5-10h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

IST to COT conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 7:30 PM – 10:00 PM in IST (9:00 AM – 11:30 AM in COT): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference stays 10 hours 30 minutes all year.

More conversions

COT to ISTIST to UTCIST to GMTIST to ESTIST to CSTIST to MSTIST to PSTIST to CETIST to MSKIST to GSTIST to PKTIST to SGTIST to PHT
UTC to COTGMT to COTEST to COTCST to COTMST to COTPST to COTCET to COTMSK to COTGST to COTPKT to COTSGT to COTPHT to COT

Questions and answers

What is the time difference between IST and COT?

COT is 10 hours 30 minutes behind IST.

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

When it is 9:00 AM in IST, it is 10:30 PM (Fri, Oct 16) in COT.

When is the best time to call COT from IST?

Working hours don't overlap fully. The closest fit is 7:30 PM – 10:00 PM in IST (9:00 AM – 11:30 AM in COT): working hours on one side, early or late on the other.

Does the time difference between IST and COT change?

No. The difference stays 10 hours 30 minutes all year.