Timezone Converter
Convert time between any two timezones worldwide with automatic DST handling. Schedule meetings across time zones with confidence.
How to Use the Timezone Converter
1
Select Timezones
Type to search from 30+ IANA timezones in the From and To fields. Use the Swap button to reverse them.
2
Set Date & Time
Pick a date and time. Click Now to fill in the current date and time instantly.
3
Convert
Click Convert to see the equivalent time in the target timezone with both timezone abbreviations displayed.
Common Timezone Reference
| Timezone | IANA Name | UTC Offset (Standard) | Major Cities |
|---|---|---|---|
| Eastern Time | America/New_York | UTC−5 | New York, Washington DC |
| Central Time | America/Chicago | UTC−6 | Chicago, Dallas |
| Mountain Time | America/Denver | UTC−7 | Denver, Phoenix |
| Pacific Time | America/Los_Angeles | UTC−8 | Los Angeles, San Francisco |
| Greenwich Mean | Europe/London | UTC+0 | London, Dublin |
| Central European | Europe/Paris | UTC+1 | Paris, Berlin, Rome |
| Gulf | Asia/Dubai | UTC+4 | Dubai, Abu Dhabi |
| India | Asia/Kolkata | UTC+5:30 | Mumbai, Delhi, Bangalore |
| China | Asia/Shanghai | UTC+8 | Shanghai, Beijing |
| Japan | Asia/Tokyo | UTC+9 | Tokyo, Osaka |
Frequently Asked Questions
Select your source timezone, enter the date and time, then select the target timezone. The tool instantly calculates the equivalent time in the target zone using JavaScript's Intl.DateTimeFormat, which accounts for all timezone offsets and DST rules.
UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks and time. It is not adjusted for Daylight Saving Time. All timezones are defined as offsets from UTC, such as UTC+5:30 for India or UTC-5 for Eastern Time.
Daylight Saving Time (DST) shifts clocks forward by one hour in spring and back in fall. This tool automatically handles DST transitions because it uses the IANA timezone database via Intl.DateTimeFormat, which includes accurate DST rules for all regions.
Use a timezone converter to find overlapping business hours. Check the working hours (9 AM–5 PM) in each timezone and look for common windows. Morning in New York is afternoon in London and evening in Dubai. Avoid scheduling during typical lunch breaks (12–1 PM) or outside business hours.
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