PST to IRST converter

Pacific Time (Los Angeles, San Francisco, Seattle, Vancouver) to Iran Time (Tehran).

PST5:07 PMFri 30 Oct 2026

→

IRST3:37 AMSat 31 Oct 2026

IRST is 10 h 30 min ahead of PST.

Pick a time in PST

⇄ IRST to PST

9:00 AM PST = 7:30 PM IRST same day

Best time to meet

No hour falls inside 9 AM to 5 PM in both places. The least painful: around 9:00 AM PST, which is 7:30 PM IRST.

PST to IRST time table

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

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

Quick answers

9:00 AM PST = 7:30 PM IRST
12:00 PM PST = 10:30 PM IRST
3:00 PM PST = 1:30 AM IRST (next day)
5:00 PM PST = 3:30 AM IRST (next day)
9:00 AM IRST = 10:30 PM PST (previous day)
12:00 PM IRST = 1:30 AM PST
5:00 PM IRST = 6:30 AM PST

Does the gap change during the year?

Yes, because of daylight saving. Until 1 Nov 2026: IRST is 10 h 30 min ahead of PST. From 1 Nov 2026 to 14 Mar 2027: IRST is 11 h 30 min ahead of PST. From 14 Mar 2027 to 7 Nov 2027: IRST is 10 h 30 min ahead of PST.

PST next changes its clocks on 1 Nov 2026 (back 1 h, to UTC−8), then on 14 Mar 2027 (forward 1 h, to UTC−7). IRST does not change its clocks.

About PST and IRST

PST here means Pacific Time, the clock in Los Angeles, San Francisco, Seattle, Vancouver. Right now it is UTC−7. Strictly, PST is the winter name; in summer these places use PDT. 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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