Time Zone Converter

Convert a time from one time zone to another, using UTC offsets for cities worldwide.

Offsets shown are standard UTC offsets and may not reflect daylight saving time changes.
Converted time
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Enter a time and select zones

How it works

We convert your time to UTC using the "From" offset, then apply the "To" offset. Formula: Target time = Source time − Source offset + Target offset, adjusted for day rollover.

Example

3:00 PM in New York (UTC−05:00) converts to 8:00 PM in London (UTC±00:00).

Assumptions & limitations

This uses fixed standard UTC offsets and does not automatically adjust for daylight saving time, which shifts some regions' offsets by an hour for part of the year. Double-check against a live source during DST transition periods.

Frequently asked questions

Does this handle daylight saving time?

No — offsets are fixed and standard. During DST periods, some regions' actual offset will differ by an hour from what's listed.

Can the result be on a different day?

Yes, the conversion can cross midnight into the next or previous day depending on the zones and time entered.