Time Difference from Chagos Island to Major World Cities
Visual offset comparison between Chagos Island and key financial and international communication centers:
Drag the timeline scrubber to compare local hours across both locations:
Sunrise, Sunset and Solar Day Length in Chagos Island
Solar cycle and day length calculated for coordinates -15.5° lat, 70.0° lon at an elevation of 0 meters above sea level:
Indian Ocean Time Timezone Specifications & DST Rules
About the IOT Abbreviation
IOT stands for Indian Ocean Time. It is observed in British Indian Ocean Territory (Africa) at UTC +06:00.
Read full IOT time zone guide, meanings & active territories →
Travel, Infrastructure & Business Essentials for Chagos Island
Essential practical information for international business travelers, digital nomads, and expats visiting Chagos Island:
BBND 22
Related Cities in the Same Region & Timezone
Major commercial and administrative hubs in neighboring territories sharing direct regional links with Chagos Island:
Historical Adoption & Legal Timekeeping Governance
Discover the current local time in Chagos Island, a British Overseas Territory in the Indian Ocean. This comprehensive guide provides detailed timezone information for Indian/Chagos, including its standard time, daylight saving time (DST) status, and time difference from major global cities. Chagos Island operates on +06:00 UTC year-round, meaning it does not observe daylight saving time. The territory is primarily inhabited by personnel associated with the US military base on Diego Garcia, and a small number of contract workers. Understanding the time in Chagos Island is crucial for coordinating communications and operations with the base and its personnel. This page also includes information about the island's demographics, infrastructure, and cultural aspects, offering a complete overview for travelers, researchers, and anyone interested in this unique location. The population is approximately 400, and the territory utilizes the US dollar as its currency. The international dialling code is +246. The postal code format is BBND 22. This information is current as of late 2023/early 2026 and will be updated as needed.
Historical Background: Officially adopted on 1976-01-01. Time zone established following the creation of the British Indian Ocean Territory.
Legal Time Authority:
Regulated by the British Government
under official statutory decree British Indian Ocean Territory Order 1966.
Frequently Asked Questions about Chagos Island Time
What is the current local time and timezone in Chagos Island?
Chagos Island operates on Indian Ocean Time (abbreviated as IOT). The standard offset is UTC +06:00.
What does IOT timezone stand for?
IOT stands for Indian Ocean Time. It maintains a standard offset of UTC +06:00 from Coordinated Universal Time (GMT / UTC).
Does Chagos Island change clocks for Daylight Saving Time (DST)?
No, Chagos Island does not observe Daylight Saving Time. The local time remains constant throughout the entire year at UTC +06:00 without seasonal clock shifts.
What power plug and voltage adapter do I need for Chagos Island?
British Indian Ocean Territory uses plug types G with a standard voltage of 230V at 50Hz.
How can I convert time or schedule calls with Chagos Island?
You can use the interactive 24-hour dual-slider converter directly on this page, or visit our Time Difference Tool and Meeting Planner to schedule seamless cross-timezone calls.