Adelaide to Riyadh time converter

Riyadh is 7 hours 30 minutes behind Adelaide. When it is 9:00 AM in Adelaide, it is 1:30 AM in Riyadh.

Adelaide ACDT

Saturday, October 17, 2026

Riyadh AST

Saturday, October 17, 2026

Adelaide
South Australia, Australia
Sat, Oct 17
ACDTUTC+10:30
Riyadh
Saudi Arabia
Sat, Oct 17
ASTUTC+3-7h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

Adelaide to Riyadh conversion table

Every hour of today in Adelaide and the matching time in Riyadh. Light rows are typical working hours (9:00–18:00).

AdelaideRiyadh
12:00 AM4:30 PM−1 day
1:00 AM5:30 PM−1 day
2:00 AM6:30 PM−1 day
3:00 AM7:30 PM−1 day
4:00 AM8:30 PM−1 day
5:00 AM9:30 PM−1 day
6:00 AM10:30 PM−1 day
7:00 AM11:30 PM−1 day
8:00 AM12:30 AM
9:00 AM1:30 AM
10:00 AM2:30 AM
11:00 AM3:30 AM
12:00 PM4:30 AM
1:00 PM5:30 AM
2:00 PM6:30 AM
3:00 PM7:30 AM
4:00 PM8:30 AM
5:00 PM9:30 AM
6:00 PM10:30 AM
7:00 PM11:30 AM
8:00 PM12:30 PM
9:00 PM1:30 PM
10:00 PM2:30 PM
11:00 PM3:30 PM

Best time to call or meet

Both sides are at work from 4:30 PM – 6:00 PM in Adelaide (9:00 AM – 10:30 AM in Riyadh).

Daylight saving time and the difference

The difference changes during the year because Adelaide and Riyadh switch clocks on different dates:

  • Oct 17, 2026 – Apr 4, 2027: -7h 30m
  • Apr 4, 2027 – Oct 3, 2027: -6h 30m
  • Oct 3, 2027 – Oct 17, 2027: -7h 30m

Distance

Adelaide and Riyadh are 11,707 km (7,274 miles) apart in a straight line.

More conversions

Riyadh to AdelaideAdelaide to New YorkAdelaide to LondonAdelaide to Los AngelesAdelaide to ChicagoAdelaide to TorontoAdelaide to São PauloAdelaide to ParisAdelaide to BerlinAdelaide to MoscowAdelaide to DubaiAdelaide to New DelhiAdelaide to Bangkok
New York to RiyadhLondon to RiyadhLos Angeles to RiyadhChicago to RiyadhToronto to RiyadhSão Paulo to RiyadhParis to RiyadhBerlin to RiyadhMoscow to RiyadhDubai to RiyadhNew Delhi to RiyadhBangkok to Riyadh

Questions and answers

What is the time difference between Adelaide and Riyadh?

Riyadh is 7 hours 30 minutes behind Adelaide.

What time is it in Riyadh when it is 9 AM in Adelaide?

When it is 9:00 AM in Adelaide, it is 1:30 AM in Riyadh.

When is the best time to call Riyadh from Adelaide?

Both sides are at work from 4:30 PM – 6:00 PM in Adelaide (9:00 AM – 10:30 AM in Riyadh).

Does the time difference between Adelaide and Riyadh change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.