Time Zone Converter
Convert any date and time between two time zones instantly. Pick a date/time, choose your "from" and "to" zones, and the converted result updates live — all calculated in your browser.
How to Use the Time Zone Converter
- Select the date and time you want to convert.
- Choose the time zone that date/time is currently in ("From Time Zone").
- Choose the time zone you want to convert it to ("To Time Zone").
- The converted date and time appear instantly below, along with the time difference between the two zones.
- Click "Swap Zones" to quickly reverse the conversion direction.
Why Use This Tool?
How accurate is this converter?
This tool uses your browser's built-in Intl time zone database — the same IANA time zone data used by operating systems and major software — to calculate offsets, including daylight saving time rules for each region. Because the conversion is recalculated for the exact date you choose rather than a fixed offset, results stay accurate for scheduling meetings, calls and travel plans throughout the year.
Does it account for daylight saving time (DST)?
Yes. Many regions shift their clocks forward or back at different times of year, and some don't observe DST at all. Since this tool calculates the offset for the specific date and time you enter, it automatically applies the correct DST rules for both the origin and destination zones on that date, rather than relying on a static "UTC+X" number that can be wrong for part of the year.
Who needs a time zone converter?
Remote teams scheduling meetings across countries, travelers planning flight connections and layovers, international students joining online classes, and anyone coordinating with friends, family or clients abroad all benefit from a fast, reliable way to convert times without doing manual UTC offset math or risking DST mistakes.
Is my data stored anywhere?
No. All calculations happen locally in your browser using JavaScript and the Intl API. Nothing you enter — dates, times or time zone selections — is sent to a server, logged or stored anywhere.