Convert times between time zones

Choose two cities and a date to convert the time. See the local time, the time difference, and whether the destination falls on another day.

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Set your data

Source date and time

Source city

Destination city

Result

Enter your data and run the tool. Your result will appear here.

Times side by side

The times and difference update as you edit. If a local time occurs twice, compare both occurrences before copying the result. The ±1 controls change the local date.

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How it works and what to check

On January 15, 2026, 11:30 p.m. in Rome is 7:30 a.m. on January 16 in Tokyo. The converter applies the time-zone rules for the selected date and shows the destination day.