PDT to IRST Time Converter
Use this PDT to IRST time converter to compare US West Coast and Iran time instantly. IRST is 10 hours and 30 minutes ahead of PDT, so 9:00 AM PDT becomes 7:30 PM IRST and 5:00 PM PDT becomes 3:30 AM (next day) IRST. The page is useful for business-hours overlap, international calls, remote-team handoffs, webinars, and travel planning, with daylight saving adjustments handled automatically.
PDT to IRST Quick Facts
Use this PDT to IRST converter to compare US West Coast and Iran time, check the 10 hours and 30 minutes gap, and confirm the right slot for calls, handoffs, and deadlines. Find the best overlap for calls and meetings.
How to Convert PDT to IRST
Converting between Pacific Daylight Time and Iran Standard Time means accounting for a 10 hours and 30 minutes gap — here's how to do it in under 10 seconds with no sign-up.
Pick the date and time in Pacific Daylight Time (UTC -7) that you want to convert. Hit "Now" to load the current PDT time instantly, or use "+1h" to step forward and compare.
The equivalent Iran Standard Time (UTC +3:30) time appears immediately. Since IRST is 10 hours and 30 minutes ahead of PDT, most daytime conversions stay on the same calendar day.
Click "Copy Time" to grab the IRST result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — useful when Daylight Saving Time changes the gap.
Why Choose Our PDT to IRST Converter
With 10 hours and 30 minutes between PDT and IRST, business-hours overlap is limited. This tool instantly shows which hours work on both sides, so you can lock in a meeting without a chain of "does 3 PM work for you?" emails.
Late-night PDT times can land on a different date in IRST because of the 10 hours and 30 minutes offset. The converter labels "next day" or "previous day" next to the result so you never send a message a day early or miss a deadline.
The half-hour offset between PDT (UTC -7) and IRST (UTC +3:30) already makes mental math tricky — add Daylight Saving Time and the gap can shift further. This converter uses live UTC offsets, so you're always accurate.
Product launches, sports matches, and webinars are often announced in PDT. Convert the event time to IRST so you know exactly when to tune in — with a 10 hours and 30 minutes difference, a morning event in United States falls during work hours in Iran.
PDT to IRST Time Conversion Chart
Quick-reference conversion table covering every hour of the day at a glance.
Pacific Daylight Time to Iran Standard Time full day schedule
| Pacific Daylight Time | Iran Standard Time |
|---|---|
| 12:00 AM |
10:30 AM
|
| 1:00 AM |
11:30 AM
|
| 2:00 AM |
12:30 PM
|
| 3:00 AM |
1:30 PM
|
| 4:00 AM |
2:30 PM
|
| 5:00 AM |
3:30 PM
|
| 6:00 AM |
4:30 PM
|
| 7:00 AM |
5:30 PM
|
| 8:00 AM |
6:30 PM
|
| 9:00 AM |
7:30 PM
|
| 10:00 AM |
8:30 PM
|
| 11:00 AM |
9:30 PM
|
| 12:00 PM |
10:30 PM
|
| 1:00 PM |
11:30 PM
|
| 2:00 PM |
12:30 AM
(next day)
|
| 3:00 PM |
1:30 AM
(next day)
|
| 4:00 PM |
2:30 AM
(next day)
|
| 5:00 PM |
3:30 AM
(next day)
|
| 6:00 PM |
4:30 AM
(next day)
|
| 7:00 PM |
5:30 AM
(next day)
|
| 8:00 PM |
6:30 AM
(next day)
|
| 9:00 PM |
7:30 AM
(next day)
|
| 10:00 PM |
8:30 AM
(next day)
|
| 11:00 PM |
9:30 AM
(next day)
|
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Find the time difference from any major zone into Iran Standard Time. Use these pages when scheduling with Iran from a different region.