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Time Zone Converter

Any time, any zone.

Interactive Tool
Live Calculation

Time Zone Converter

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Guidance:
Common offsets: EST=-5, CST=-6, MST=-7, PST=-8, GMT=0, CET=+1, JST=+9.
DST may shift the offset by 1 hour.
Hour Difference
5 hrs

Calculated instantly

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What This Calculator Does

The Time Zone Converter converts a specific time between major world time zones. It accounts for daylight saving time automatically.

How It Works

Enter the time and select the source and target time zones. The calculator applies the correct offset.

Example

10:00 AM EST converts to 3:00 PM GMT.

Formula

Offset
Target = Source + (TargetOffset - SourceOffset)

Reading the Results

Hour Difference

The offset between the source and target time zones.

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Frequently Asked Questions

How do I find my UTC offset?

UTC offset is your hours ahead of or behind UTC. EST is UTC-5, GMT is UTC+0, JST is UTC+9.

Does this handle daylight saving?

Enter the current DST-adjusted offset. The calculator applies the difference between source and target offsets.

Can I convert between any two zones?

Yes. Enter the UTC offsets for both source and target zones.

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