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Time Difference Calculator

Coordinating across time zones is one of the most common scheduling challenges. Here's an instant reference for major city pairs and how to find any overlap.

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Major City Time Differences (from New York EST)

CityTime Zonevs New York (EST)
Los AngelesPST/PDT-3 hours
ChicagoCST/CDT-1 hour
LondonGMT/BST+5 hours (winter) / +4 (summer)
Paris/BerlinCET/CEST+6 hours (winter) / +5 (summer)
DubaiGST (UTC+4)+9 hours
MumbaiIST (UTC+5:30)+10.5 hours
TokyoJST (UTC+9)+14 hours
SydneyAEST (UTC+10/11)+15–16 hours

Best Overlap Hours for Remote Meetings

Frequently Asked Questions

How do I calculate the time difference between two cities?

Find each city's UTC offset, then subtract. New York is UTC-5 (EST), London is UTC+0 (GMT), so the difference is 5 hours. Our calculator does this instantly for any city pair.

What is the difference between EST and EDT?

EST (Eastern Standard Time) is UTC-5 and applies November–March. EDT (Eastern Daylight Time) is UTC-4 and applies March–November. During daylight saving, New York clocks are 1 hour ahead of EST.

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