Time ZonesAbout this time zone
All of the British Indian Ocean Territory keeps one time. Computers and phones know it by the zone name Indian/Chagos. Its time is UTC+6, which means it is 6 hours ahead of Coordinated Universal Time (UTC) all year round. Compared with India (IST), it is 30 minutes ahead of India.
Clock changes in 2026 and 2027
British Indian Ocean Territory does not change its clocks in 2026 or 2027. The time stays at UTC+6 all year, so there is no daylight saving time to remember.
Time difference with major cities
| When it is 12:00 noon in British Indian Ocean Territory, it is | In January 2026 | In July 2026 |
|---|---|---|
| India | 11:30 am30 minutes behind | 11:30 am30 minutes behind |
| United Kingdom | 6:00 am6 hours behind | 7:00 am5 hours behind |
| France | 7:00 am5 hours behind | 8:00 am4 hours behind |
| New York, United States | 1:00 am11 hours behind | 2:00 am10 hours behind |
| Chicago, United States | 12:00 am12 hours behind | 1:00 am11 hours behind |
| Los Angeles, United States | 10:00 pm previous day14 hours behind | 11:00 pm previous day13 hours behind |
| United Arab Emirates | 10:00 am2 hours behind | 10:00 am2 hours behind |
| Singapore | 2:00 pm2 hours ahead | 2:00 pm2 hours ahead |
| Japan | 3:00 pm3 hours ahead | 3:00 pm3 hours ahead |
| Sydney, Australia | 5:00 pm5 hours ahead | 4:00 pm4 hours ahead |
The table uses the offsets in force in mid January and mid July 2026. Use the converter for any other date.
Office hours shared with other places
If both sides work from 9 am to 6 pm, these are the hours when a call falls inside the working day at both ends. Times are for British Indian Ocean Territory.
- With India, all year: 9:30 am to 6:00 pm here, which is 9:00 am to 5:30 pm in India (8 hours 30 minutes shared).
- With London, in January: 3:00 pm to 6:00 pm here, which is 9:00 am to 12:00 pm in London (3 hours shared). In July: 2:00 pm to 6:00 pm here, which is 9:00 am to 1:00 pm in London (4 hours shared).
- With New York, in January: no shared office hour: 9:00 am here is 10:00 pm in New York, and 6:00 pm here is 7:00 am there, so one side has to start early or stay late. In July: no shared office hour: 9:00 am here is 11:00 pm in New York, and 6:00 pm here is 8:00 am there, so one side has to start early or stay late.
Places with exactly the same time
These zones show the same time as British Indian Ocean Territory through the whole year: Bishkek, Kyrgyzstan, Dhaka, Bangladesh, Omsk, Russia, Thimphu, Bhutan, Urumqi, China.
The clock above uses your device's clock and the time zone rules built into your browser. Rules on this page: IANA time zone database 2026f. See About and data sources.