World Timezones

AST to HKT Converter

Compare HKT to AST instead
Arabia Standard Time7:36 amFri, Jun 5
Arabia Standard TimeAST
Middle East · UTC+3
7:36 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
Hong Kong TimeHKT
Asia · UTC+8
12:36 pmFri, Jun 5
5a
6a
7a
8a
9a
10a
11a
12p
1p
2p
3p
4p
5p
6p
7p
8p
9p
10p
11p
12a
1a
2a
3a
4a

Offset

The time difference between Arabia Standard Time and Hong Kong Time is 5 hours.

5 hours

Arabia Standard Time (AST) is behind Hong Kong Time (HKT).

AST: UTC+3

HKT: UTC+8

Neither Arabia Standard Time nor Hong Kong Time is currently observing daylight saving time.

When to schedule

Business-hours overlap: 9 AM–12 PM in Arabia Standard Time (2 PM–5 PM in Hong Kong Time).

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

Suggested time: 10:00 AM Arabia Standard Time (3:00 PM Hong Kong Time).

Note: the working week in Saudi Arabia runs Sunday–Thursday; Friday–Saturday is the weekend, so overlap on those days is limited.

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.

Hong Kong

  • New Year's DayThu, Jan 1
  • Lunar New YearTue, Feb 17
  • Second day of Lunar New YearWed, Feb 18
  • Third day of Lunar New YearThu, Feb 19
  • Good FridayFri, Apr 3
  • Holy SaturdaySat, Apr 4
  • Ching Ming FestivalSat, Apr 4
  • Easter MondayMon, Apr 6
  • Labour DayFri, May 1
  • Buddha's BirthdayMon, May 25
  • Dragon Boat FestivalFri, Jun 19
  • Hong Kong Special Administrative Region Establishment DayWed, Jul 1
  • Day following the Mid-Autumn FestivalSat, Sep 26
  • National DayThu, Oct 1
  • Chung Yeung FestivalMon, Oct 19
  • Christmas DayFri, Dec 25
  • Boxing DaySat, Dec 26

About these zones

Arabia Standard Time is also known as AST. To call Saudi Arabia, dial +966.

Hong Kong Time is also known as HKT. To call Hong Kong, dial +852.

Hong Kong Time is approximately 4,250 miles east of Arabia Standard Time.

Quick reference

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

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

Daylight saving time

Neither Arabia Standard Time nor Hong Kong 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

Arabia Standard Time
Sunrise
5:05 AM
Sunset
6:41 PM
Day length
13h 36m
Hong Kong Time
Sunrise
5:40 AM
Sunset
7:06 PM
Day length
13h 26m

Daylight overlap: 9h 1m — 5:05 AM–2:06 PM in Arabia Standard Time (10:05 AM–7:06 PM in Hong Kong Time). Both locations are in daylight during this window.

Cities in these zones

Cities in Arabia Standard Time

Browse all cities to see the current local time anywhere.

Airports in these zones

Airports in Arabia Standard Time

  • JED
  • RUH
  • MED
  • DMM

Airports in Hong Kong Time

  • HKG

Related conversions

Common conversions

What is 9:00 am AST in HKT?
9:00 am AST is 2:00 pm HKT.
What is 12:00 pm AST in HKT?
12:00 pm AST is 5:00 pm HKT.
What is 12:30 pm AST in HKT?
12:30 pm AST is 5:30 pm HKT.
What is 2:00 pm AST in HKT?
2:00 pm AST is 7:00 pm HKT.
What is 5:00 pm AST in HKT?
5:00 pm AST is 10:00 pm HKT.
What is 11:30 pm AST in HKT?
11:30 pm AST is 4:30 am HKT, the next day.