World Timezones

IRST to ART Converter

Compare ART to IRST instead
Iran Standard Time8:06 amFri, Jun 5
Iran Standard TimeIRST
Middle East · UTC+3:30
8:06 amFri, Jun 5
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
Argentina TimeART
South America · UTC-3
1:36 amFri, Jun 5
5p
6p
7p
8p
9p
10p
11p
12a
1a
2a
3a
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p

Offset

The time difference between Iran Standard Time and Argentina Time is 6.5 hours.

6.5 hours

Iran Standard Time (IRST) is ahead of Argentina Time (ART).

IRST: UTC+3:30

ART: UTC-3

Neither Iran Standard Time nor Argentina Time is currently observing daylight saving time.

When to schedule

Business-hours overlap: 4 PM–5 PM in Iran Standard Time (9 AM–10 AM in Argentina Time).

Both teams are in working hours during this window on weekdays.

Suggested time: 4:00 PM Iran Standard Time (9:30 AM Argentina Time).

Public holidays in 2026

National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.

Argentina

  • New Year's DayThu, Jan 1
  • CarnivalMon, Feb 16
  • CarnivalTue, Feb 17
  • Day of Remembrance for Truth and JusticeTue, Mar 24
  • Day of the Veterans and Fallen of the Malvinas WarThu, Apr 2
  • Good FridayFri, Apr 3
  • Labour DayFri, May 1
  • May RevolutionMon, May 25
  • Anniversary of the Passing of General Martín Miguel de GüemesMon, Jun 15
  • General Manuel Belgrano Memorial DaySat, Jun 20
  • Independence DayThu, Jul 9
  • General José de San Martín Memorial DayMon, Aug 17
  • Day of Respect for Cultural DiversityMon, Oct 12
  • National Sovereignty DayMon, Nov 23
  • Immaculate Conception DayTue, Dec 8
  • Christmas DayFri, Dec 25

About these zones

Iran Standard Time is also known as IRST. To call Iran, dial +98.

Argentina Time is also known as ART. To call Argentina, dial +54.

Argentina Time is approximately 8,550 miles west of Iran Standard Time.

Quick reference

Full 24-hour conversion table — tap any time to open it in the converter.

IRSTARTDay
12:00 am5:30 pm-1 day
1:00 am6:30 pm-1 day
2:00 am7:30 pm-1 day
3:00 am8:30 pm-1 day
4:00 am9:30 pm-1 day
5:00 am10:30 pm-1 day
6:00 am11:30 pm-1 day
7:00 am12:30 amSame day
8:00 am1:30 amSame day
9:00 am2:30 amSame day
10:00 am3:30 amSame day
11:00 am4:30 amSame day
12:00 pm5:30 amSame day
1:00 pm6:30 amSame day
2:00 pm7:30 amSame day
3:00 pm8:30 amSame day
4:00 pm9:30 amSame day
5:00 pm10:30 amSame day
6:00 pm11:30 amSame day
7:00 pm12:30 pmSame day
8:00 pm1:30 pmSame day
9:00 pm2:30 pmSame day
10:00 pm3:30 pmSame day
11:00 pm4:30 pmSame day

Daylight saving time

Neither Iran Standard Time nor Argentina Time observes daylight saving time. The offset between these zones remains constant year-round.

See the daylight saving time page for transition dates across every time zone.

Daylight today

Iran Standard Time
Sunrise
4:50 AM
Sunset
7:18 PM
Day length
14h 28m
Argentina Time
Sunrise
7:55 AM
Sunset
5:51 PM
Day length
9h 56m

Daylight overlap: 4h 53m — 2:25 PM–7:18 PM in Iran Standard Time (7:55 AM–12:48 PM in Argentina Time). Both locations are in daylight during this window.

Cities in these zones

Cities in Iran Standard Time

Cities in Argentina Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Iran Standard Time

  • IKA
  • THR
  • MHD
  • IFN
  • PYK
  • TBZ

Airports in Argentina Time

  • AEP
  • EZE

Related conversions

Common conversions

What is 9:00 am IRST in ART?
9:00 am IRST is 2:30 am ART.
What is 12:00 pm IRST in ART?
12:00 pm IRST is 5:30 am ART.
What is 12:30 pm IRST in ART?
12:30 pm IRST is 6:00 am ART.
What is 2:00 pm IRST in ART?
2:00 pm IRST is 7:30 am ART.
What is 5:00 pm IRST in ART?
5:00 pm IRST is 10:30 am ART.
What is 11:30 pm IRST in ART?
11:30 pm IRST is 5:00 pm ART.