Convert HST to EST Time

Convert Hawaii Standard Time (HST) to Eastern Standard Time (EST, UTC-5) for regional business calls. Free converter with real-time conversion, meeting time planner, and business hours comparison for HST to EST coordination. Includes 24-hour conversion table and live time displays. Perfect for international scheduling and global team collaboration. Works on all devices with accurate, reliable results.

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HST

Hawaii Standard Time

Current Time

Select Date & Time

→

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EST

Eastern Standard Time

Current Time

Converted Time

Select a time to convert

Time Difference

Your Local Time

UTC Time

HST to EST Time Conversion

Eastern Standard Time is 5 hours ahead of Hawaii Standard Time

Always accurate • Live conversion

difference

HST to EST Time Conversion Chart

Popular Time Conversions

Complete 24-Hour Conversion

Hawaii Standard Time to Eastern Standard Time full day schedule

🇺🇸 Hawaii Standard Time	🇺🇸 Eastern Standard Time
12:00 AM 00:00	5:00 AM 05:00
1:00 AM 01:00	6:00 AM 06:00
2:00 AM 02:00	7:00 AM 07:00
3:00 AM 03:00	8:00 AM 08:00
4:00 AM 04:00	9:00 AM 09:00
5:00 AM 05:00	10:00 AM 10:00
6:00 AM 06:00	11:00 AM 11:00
7:00 AM 07:00	12:00 PM 12:00
8:00 AM 08:00	1:00 PM 13:00
9:00 AM 09:00	2:00 PM 14:00
10:00 AM 10:00	3:00 PM 15:00
11:00 AM 11:00	4:00 PM 16:00
12:00 PM 12:00	5:00 PM 17:00
1:00 PM 13:00	6:00 PM 18:00
2:00 PM 14:00	7:00 PM 19:00
3:00 PM 15:00	8:00 PM 20:00
4:00 PM 16:00	9:00 PM 21:00
5:00 PM 17:00	10:00 PM 22:00
6:00 PM 18:00	11:00 PM 23:00
7:00 PM 19:00	12:00 AM (next day) 00:00
8:00 PM 20:00	1:00 AM (next day) 01:00
9:00 PM 21:00	2:00 AM (next day) 02:00
10:00 PM 22:00	3:00 AM (next day) 03:00
11:00 PM 23:00	4:00 AM (next day) 04:00

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12:00 AM

HST

→

5:00 AM

EST

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1:00 AM

HST

→

6:00 AM

EST

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2:00 AM

HST

→

7:00 AM

EST

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3:00 AM

HST

→

8:00 AM

EST

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4:00 AM

HST

→

9:00 AM

EST

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5:00 AM

HST

→

10:00 AM

EST

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6:00 AM

HST

→

11:00 AM

EST

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7:00 AM

HST

→

12:00 PM

EST

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8:00 AM

HST

→

1:00 PM

EST

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9:00 AM

HST

→

2:00 PM

EST

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10:00 AM

HST

→

3:00 PM

EST

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11:00 AM

HST

→

4:00 PM

EST

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12:00 PM

HST

→

5:00 PM

EST

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1:00 PM

HST

→

6:00 PM

EST

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2:00 PM

HST

→

7:00 PM

EST

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3:00 PM

HST

→

8:00 PM

EST

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4:00 PM

HST

→

9:00 PM

EST

🇺🇸

5:00 PM

HST

→

10:00 PM

EST

🇺🇸

6:00 PM

HST

→

11:00 PM

EST

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7:00 PM

HST

→

12:00 AM

EST

(next day)

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8:00 PM

HST

→

1:00 AM

EST

(next day)

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9:00 PM

HST

→

2:00 AM

EST

(next day)

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10:00 PM

HST

→

3:00 AM

EST

(next day)

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11:00 PM

HST

→

4:00 AM

EST

(next day)

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Best Meeting Times for HST and EST

Optimal Collaboration Hours

Best times for HST ↔ EST meetings and calls

✅ Business hours overlap available

Recommended Meeting Windows

9:00 AM HST → 2:00 PM EST

Perfect for both time zones

10:00 AM HST → 3:00 PM EST

Perfect for both time zones

11:00 AM HST → 4:00 PM EST

Perfect for both time zones

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

HST vs EST Time Zone Details

Technical Information & Comparison

Detailed timezone specifications and regional data

🇺🇸

Hawaii Standard Time

Source timezone

UTC Offset -10.0h

Code HST

Region United States

Status ✓ Active

🇺🇸

Eastern Standard Time

Target timezone

UTC Offset -5.0h

Code EST

Region United States

Status ✓ Active

Frequently Asked Questions

What is the time difference between Hawaii Standard Time (HST) and Eastern Standard Time (EST)?

Hawaii Standard Time (HST) is 5 hours behind Eastern Standard Time (EST). You need to add 5 hours to the HST time to convert HST to EST. For example, if it is noon in HST, it will be 5:00 PM EST.

How can I convert HST to EST using an online tool?

You can use the time zone converter available at iformat.io or similar websites. These tools allow you to input any HST time and instantly receive the corresponding EST time, simplifying the conversion process.

Does daylight saving time affect the conversion from HST to EST?

Yes, daylight saving time affects this conversion. HST does not observe daylight saving time, while EST is used during standard time (winter) and Eastern Daylight Time (EDT) during summer. When EDT is in effect, the difference becomes 6 hours, as EDT is only 4 hours behind GMT compared to 5 hours for EST.

How do I manually convert HST to EST?

To manually convert HST to EST, take your HST time and add 5 hours. For instance: If it’s 8:00 AM in HST, adding 5 hours gives you 1:00 PM EST. This method can be applied at any hour of the day.

What should I consider when scheduling meetings across HST and EST?

When planning meetings between participants in HST and EST, be mindful of the 5-hour difference. It’s advisable to schedule meetings during overlapping business hours; for example, if it’s convenient for participants in HST from 9:00 AM to 5:00 PM, this translates to 2:00 PM to 10:00 PM in EST. This ensures that all parties can attend without conflicts.

Can I convert multiple times from HST to EST at once?

Yes, many online tools on iformat.io allow for batch conversions from HST to EST. This feature is handy for scheduling meetings or events that involve participants across different time zones.