CLT to IRST converter

Chile Time (Santiago) to Iran Time (Tehran).

CLT9:07 PMFri 30 Oct 2026

→

IRST3:37 AMSat 31 Oct 2026

IRST is 6 h 30 min ahead of CLT.

Pick a time in CLT

⇄ IRST to CLT

9:00 AM CLT = 3:30 PM IRST same day

Best time to meet

The best time to meet is between 9:00 AM and 11:00 AM CLT, which is 3:30 PM to 5:30 PM IRST. Both sides are then inside 9 AM to 5 PM.

CLT to IRST time table

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

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

Quick answers

9:00 AM CLT = 3:30 PM IRST
12:00 PM CLT = 6:30 PM IRST
3:00 PM CLT = 9:30 PM IRST
5:00 PM CLT = 11:30 PM IRST
9:00 AM IRST = 2:30 AM CLT
12:00 PM IRST = 5:30 AM CLT
5:00 PM IRST = 10:30 AM CLT

Does the gap change during the year?

Yes, because of daylight saving. Until 3 Apr 2027: IRST is 6 h 30 min ahead of CLT. From 3 Apr 2027 to 5 Sep 2027: IRST is 7 h 30 min ahead of CLT. From 5 Sep 2027 to 1 Apr 2028: IRST is 6 h 30 min ahead of CLT.

CLT next changes its clocks on 3 Apr 2027 (back 1 h, to UTC−4), then on 5 Sep 2027 (forward 1 h, to UTC−3). IRST does not change its clocks.

About CLT and IRST

CLT here means Chile Time, the clock in Santiago. Right now it is UTC−3. Strictly, CLT is the winter name; in summer these places use CLST. 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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