Convert EST to IRST — Time Difference Between Grand Turk and Iran Standard Time

How to Convert EST to IRST

Drag the slider on the EST timeline to pick your time — the IRST time updates instantly. You can also click the time display to type a specific hour or pick one from the 15-minute interval dropdown, and use the date picker to check a different day.

What Is the Time Difference Between EST and IRST?

Iran Standard Time (IRST) is 8:30 hours ahead of Grand Turk (EST). To convert, add 8:30 hours — for example, 9:00 AM EST is 5:30 PM IRST.

EST to IRST Quick Reference

EST to IRST Meeting Planner

Use the color-coded table above to find overlapping work hours between Grand Turk and Tehran. Amber rows mark daytime hours — pick a slot that falls in amber on both sides for a meeting that works for everyone.

Why Trust This EST to IRST Converter?

Timezoney uses the IANA Time Zone Database — the same source that powers your phone and computer — so every conversion handles daylight saving transitions and half-hour offsets automatically.