AST Time to Riyadh Time Converter

AST stands for Atlantic Standard Time (in use)

Riyadh is a city of Saudi Arabia. Current timezone is ADT (Arabia Daylight Time,Arabia Daylight Time) (in use)

AST = UTC - 04:00

14:26:36

Thursday, December 11, 2025

Riyadh Time = UTC + 3:00

21:26:36

Thursday, December 11, 2025

AST(Atlantic Standard Time) and Riyadh(Riyadh)Time Mapping Table
Atlantic Standard Time(AST)	RiyadhTime(Riyadh)
00:00	07:00
01:00	08:00
02:00	09:00
03:00	10:00
04:00	11:00
05:00	12:00
06:00	13:00
07:00	14:00
08:00	15:00
09:00	16:00
10:00	17:00
11:00	18:00
12:00	19:00
13:00	20:00
14:00	21:00
15:00	22:00
16:00	23:00
17:00	00:00+1 day
18:00	01:00+1 day
19:00	02:00+1 day
20:00	03:00+1 day
21:00	04:00+1 day
22:00	05:00+1 day
23:00	06:00+1 day

AST(Atlantic Standard Time)

Atlantic Standard Time(AST) is 04:00 hours behind Coordinated Universal(UTC) Time.This timezone is used during standard time in: North America

Typical City of AST (Atlantic Standard Time)

Canada - Halifax (Winter)
Canada - Blanc-Sablon (All Year)
Bermuda - Hamilton (Winter)
Dominican Republic - Santo Domingo (All Year)
Sint Maarten - Philipsburg (All Year)

Riyadh(Riyadh)

Riyadh is a city of Saudi Arabia. The official language is Arabic, and the currency is Saudi Riyal (SAR). The international dial code for Saudi Arabia is 966. The timezone Riyadh located is Arabia Daylight Time(Abbr:ADT).