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India and Usa Time Calculator

Reviewed by Calculator Editorial Team

This India and USA Time Calculator helps you determine the current time difference between India and the United States. Whether you're coordinating with colleagues, clients, or friends across these two countries, this tool provides accurate time comparisons for major cities in both regions.

How to Use This Calculator

Using this time difference calculator is simple:

  1. Select your current location (India or USA) from the dropdown menu.
  2. Choose the specific city or time zone you're in.
  3. Click the "Calculate" button to see the current time and the time difference with the other country.
  4. The calculator will display the current time in both locations and show the exact time difference.

Note: The calculator uses the current time of your device. For precise results, ensure your device's date and time settings are accurate.

Understanding Time Difference

The time difference between India and the USA varies depending on the specific cities you're comparing. India uses Indian Standard Time (IST), which is UTC+5:30, while the USA has multiple time zones:

  • Eastern Time (ET) - UTC-5
  • Central Time (CT) - UTC-6
  • Mountain Time (MT) - UTC-7
  • Pacific Time (PT) - UTC-8

When comparing New Delhi (IST) with New York (ET), the time difference is typically 9 hours and 30 minutes (IST is ahead of ET).

Formula: Time Difference = |(Time Zone Offset of Location 1) - (Time Zone Offset of Location 2)|

Worked Example

Let's calculate the time difference between New Delhi, India (IST) and Los Angeles, USA (PT):

  1. New Delhi is in IST (UTC+5:30)
  2. Los Angeles is in PT (UTC-8)
  3. Time Difference = |(5:30) - (-8)| = 13 hours and 30 minutes
  4. Therefore, when it's 12:00 PM in New Delhi, it's 2:30 AM the next day in Los Angeles.
Time Difference Examples
India City USA City Time Difference
New Delhi New York 9 hours 30 minutes
Mumbai Chicago 10 hours
Bangalore San Francisco 13 hours 30 minutes

Frequently Asked Questions

Why is there a time difference between India and the USA?
The time difference exists because India and the USA are located in different time zones. India uses Indian Standard Time (IST) which is UTC+5:30, while the USA has multiple time zones ranging from UTC-5 to UTC-8.
How do I adjust for daylight saving time?
The calculator automatically accounts for daylight saving time in the USA. For India, which does not observe daylight saving time, the time difference remains constant.
Can I use this calculator for other countries?
This calculator specifically compares India and the USA. For other country comparisons, please use our dedicated time difference calculators.