EST to IRST converter

Eastern Time (New York, Toronto, Miami) to Iran Time (Tehran).

EST8:07 PMFri 30 Oct 2026

→

IRST3:37 AMSat 31 Oct 2026

IRST is 7 h 30 min ahead of EST.

Pick a time in EST

⇄ IRST to EST

9:00 AM EST = 4:30 PM IRST same day

Best time to meet

The best time to meet is between 9:00 AM and 10:00 AM EST, which is 4:30 PM to 5:30 PM IRST. Both sides are then inside 9 AM to 5 PM.

EST to IRST time table

For 30 Oct 2026. Green rows: both sides between 9 AM and 5 PM.

EST	IRST
12:00 AM EST	7:30 AM IRST
1:00 AM EST	8:30 AM IRST
2:00 AM EST	9:30 AM IRST
3:00 AM EST	10:30 AM IRST
4:00 AM EST	11:30 AM IRST
5:00 AM EST	12:30 PM IRST
6:00 AM EST	1:30 PM IRST
7:00 AM EST	2:30 PM IRST
8:00 AM EST	3:30 PM IRST
9:00 AM EST	4:30 PM IRST
10:00 AM EST	5:30 PM IRST
11:00 AM EST	6:30 PM IRST
12:00 PM EST	7:30 PM IRST
1:00 PM EST	8:30 PM IRST
2:00 PM EST	9:30 PM IRST
3:00 PM EST	10:30 PM IRST
4:00 PM EST	11:30 PM IRST
5:00 PM EST	12:30 AM IRST next day
6:00 PM EST	1:30 AM IRST next day
7:00 PM EST	2:30 AM IRST next day
8:00 PM EST	3:30 AM IRST next day
9:00 PM EST	4:30 AM IRST next day
10:00 PM EST	5:30 AM IRST next day
11:00 PM EST	6:30 AM IRST next day

Quick answers

9:00 AM EST = 4:30 PM IRST
12:00 PM EST = 7:30 PM IRST
3:00 PM EST = 10:30 PM IRST
5:00 PM EST = 12:30 AM IRST (next day)
9:00 AM IRST = 1:30 AM EST
12:00 PM IRST = 4:30 AM EST
5:00 PM IRST = 9:30 AM EST

Does the gap change during the year?

Yes, because of daylight saving. Until 1 Nov 2026: IRST is 7 h 30 min ahead of EST. From 1 Nov 2026 to 14 Mar 2027: IRST is 8 h 30 min ahead of EST. From 14 Mar 2027 to 7 Nov 2027: IRST is 7 h 30 min ahead of EST.

EST next changes its clocks on 1 Nov 2026 (back 1 h, to UTC−5), then on 14 Mar 2027 (forward 1 h, to UTC−4). IRST does not change its clocks.

About EST and IRST

EST here means Eastern Time, the clock in New York, Toronto, Miami. Right now it is UTC−4. Strictly, EST is the winter name; in summer these places use EDT. This page follows their real clock all year.

IRST here means Iran Time, the clock in Tehran. Right now it is UTC+3:30. It has no daylight saving.

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