Riyadh to West Carson time converter

West Carson is 10 hours behind Riyadh. When it is 9:00 AM in Riyadh, it is 11:00 PM (Sat, Oct 17) in West Carson.

Riyadh AST

Sunday, October 18, 2026

West Carson PDT

Saturday, October 17, 2026

Riyadh
Saudi Arabia
Sun, Oct 18
ASTUTC+3
West Carson
California, United States
Sat, Oct 17
PDTUTC-7-10h
Finding your time zone…
Shared working hours (9:00–18:00)

Riyadh to West Carson conversion table

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

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

Best time to call or meet

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Riyadh (7:00 AM – 8:00 AM in West Carson): working hours on one side, early or late on the other.

Daylight saving time and the difference

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

  • Oct 18, 2026 – Nov 1, 2026: -10h
  • Nov 1, 2026 – Mar 14, 2027: -11h
  • Mar 14, 2027 – Oct 18, 2027: -10h

Distance

Riyadh and West Carson are 13,319 km (8,276 miles) apart in a straight line.

More conversions

West Carson to RiyadhRiyadh to New YorkRiyadh to LondonRiyadh to Los AngelesRiyadh to ChicagoRiyadh to TorontoRiyadh to São PauloRiyadh to ParisRiyadh to BerlinRiyadh to MoscowRiyadh to DubaiRiyadh to New DelhiRiyadh to Bangkok
New York to West CarsonLondon to West CarsonLos Angeles to West CarsonChicago to West CarsonToronto to West CarsonSão Paulo to West CarsonParis to West CarsonBerlin to West CarsonMoscow to West CarsonDubai to West CarsonNew Delhi to West CarsonBangkok to West Carson

Questions and answers

What is the time difference between Riyadh and West Carson?

West Carson is 10 hours behind Riyadh.

What time is it in West Carson when it is 9 AM in Riyadh?

When it is 9:00 AM in Riyadh, it is 11:00 PM (Sat, Oct 17) in West Carson.

When is the best time to call West Carson from Riyadh?

Working hours don't overlap fully. The closest fit is 5:00 PM – 6:00 PM in Riyadh (7:00 AM – 8:00 AM in West Carson): working hours on one side, early or late on the other.

Does the time difference between Riyadh and West Carson change?

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