World Timezones

IRST to PHT Converter

Compare PHT 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
Philippine TimePHT
Asia · UTC+8
12:36 pmFri, Jun 5
4a
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
12a
1a
2a
3a

Offset

The time difference between Iran Standard Time and Philippine Time is 4.5 hours.

4.5 hours

Iran Standard Time (IRST) is behind Philippine Time (PHT).

IRST: UTC+3:30

PHT: UTC+8

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

When to schedule

Business-hours overlap: 9 AM–1 PM in Iran Standard Time (1 PM–5 PM in Philippine Time).

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

Suggested time: 11:00 AM Iran Standard Time (3:30 PM Philippine 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.

Philippines

  • New Year's DayThu, Jan 1
  • Chinese New YearTue, Feb 17
  • Maundy ThursdayThu, Apr 2
  • Good FridayFri, Apr 3
  • Holy SaturdaySat, Apr 4
  • Day of ValorThu, Apr 9
  • Labour DayFri, May 1
  • Independence DayFri, Jun 12
  • Ninoy Aquino DayFri, Aug 21
  • National Heroes DayMon, Aug 31
  • All Saints' Day EveSat, Oct 31
  • All Saints' DaySun, Nov 1
  • Bonifacio DayMon, Nov 30
  • Feast of the Immaculate Conception of MaryTue, Dec 8
  • Christmas EveThu, Dec 24
  • Christmas DayFri, Dec 25
  • Rizal DayWed, Dec 30
  • Last Day of The YearThu, Dec 31

About these zones

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

Philippine Time is also known as PHT. To call Philippines, dial +63.

Philippine Time is approximately 4,500 miles east of Iran Standard Time.

Quick reference

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

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

Daylight saving time

Neither Iran Standard Time nor Philippine 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
Philippine Time
Sunrise
5:27 AM
Sunset
6:24 PM
Day length
12h 57m

Daylight overlap: 9h 4m — 4:50 AM–1:54 PM in Iran Standard Time (9:20 AM–6:24 PM in Philippine Time). Both locations are in daylight during this window.

Cities in these zones

Cities in Iran Standard 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 Philippine Time

  • MNL
  • DVO
  • CBO
  • CEB

Related conversions

Common conversions

What is 9:00 am IRST in PHT?
9:00 am IRST is 1:30 pm PHT.
What is 12:00 pm IRST in PHT?
12:00 pm IRST is 4:30 pm PHT.
What is 12:30 pm IRST in PHT?
12:30 pm IRST is 5:00 pm PHT.
What is 2:00 pm IRST in PHT?
2:00 pm IRST is 6:30 pm PHT.
What is 5:00 pm IRST in PHT?
5:00 pm IRST is 9:30 pm PHT.
What is 11:30 pm IRST in PHT?
11:30 pm IRST is 4:00 am PHT, the next day.