Clock · Date & Time

Time Difference Calculator

See how many hours and minutes separate two time zones on a given date.

Difference (-4:00)

Destination is 4 hours behind

Offsets on this date

UTC+00:00 → UTC-04:00

UTC (noon local sample)

2026-07-21, 12:00:00 UTC

America/New_York (same instant)

2026-07-21, 08:00:00 EDT

How to use

  1. Pick a from zone and a to zone.
  2. Optionally set the date (DST can change the gap).
  3. Read the offset difference and current local times.

Features

  • Zone vs zone difference
  • DST-aware for the date you pick
  • Hours and minutes
  • Runs in your browser. Dates stay on your device.

Privacy & how it works

This date and time tool runs in your browser. Dates and times you enter are not uploaded to ToolsWeb servers for this tool. Privacy Policy.

FAQ

Why does the difference change during the year?expand_more

Regions enter or leave daylight saving on different dates. The gap between two zones is not always fixed — pick the date you care about.

Is this calculator free?expand_more

Yes. No signup required.

Are my numbers uploaded?expand_more

No. Calculations run in your browser. Inputs are not sent to ToolsWeb servers for this tool.

Is this professional advice?expand_more

No. Results are estimates for general information. See our Disclaimer for health, finance, and related tools.

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