Saudi Arabia
AST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
Washington, USA
PST
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Compare Riyadh time with Seattle time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

AST (Arabia Standard Time) is 11 hours ahead of PST (Pacific Standard Time)
3:00 pm15:00 in Riyadh, Saudi Arabia is 4:00 am04:00 in Seattle, WA, USA

Riyadh to Seattle call time
Best time for a conference call or a meeting is between 6pm-7pm in Riyadh which corresponds to 7am-8am in Seattle

3:00 pm15:00 AST (Arabia Standard Time) (Riyadh, Saudi Arabia). Offset UTC +3:00 hours
4:00 am04:00 PST (Pacific Standard Time) (Seattle, WA, USA). Offset UTC -8:00 hours

3:00 pm15:00 Riyadh, Saudi Arabia / 4:00 am04:00 Seattle, WA, USA

Riyadh, Saudi ArabiaSeattle, WA, USA
12am (midnight)1pm
1am2pm
2am3pm
3am4pm
4am5pm
5am6pm
6am7pm
7am8pm
8am9pm
9am10pm
10am11pm
11am12am (midnight)
12pm (noon)1am
1pm2am
2pm3am
3pm4am
4pm5am
5pm6am
6pm7am
7pm8am
8pm9am
9pm10am
10pm11am
11pm12pm (noon)
00:0013:00
01:0014:00
02:0015:00
03:0016:00
04:0017:00
05:0018:00
06:0019:00
07:0020:00
08:0021:00
09:0022:00
10:0023:00
11:0000:00
12:0001:00
13:0002:00
14:0003:00
15:0004:00
16:0005:00
17:0006:00
18:0007:00
19:0008:00
20:0009:00
21:0010:00
22:0011:00
23:0012:00

Riyadh Information

Time Zone

Abbreviation / Name
AST - Arabia Standard Time
UTC / GMT Offset
+3:00 hours during Arabia Standard Time, currently in use.

Riyadh Facts

Country
Saudi Arabia
Alternative Names
Al-Riad, Al-Riyad, Ar Riyadh, Ar Riyādh, Ar-Riaad, Ar-Rijad, Ar-Riyad, Ar-Riyod, Ar-Riyāḑ, Ehr-Rijad, Ehr-Ryjad, Er-Rijad, Er-riyad, RUH, Riaad, Riad, Riade, Riadi, Riado, Riadum, Riant, Rihad, Rijad, Rijada, Rijadas, Rijád, Rijāda, Riyad, Riyadh, Riyaḍ, Ríad, alryad, er-riadi, li ya de, liyadeu, raiyadha, ri'ada, ri'adha, riyad, riyada, riyadh, riyadha, riyado, riyat, ryad, ryyad, Ər-Riyad, Ριάντ, Ар-Рияд, Ер-Ріяд, Рияд, Ријад, Эр-Рияд, Эр-Рыяд, Ալ-Ռիադ, ריאד, الرياض, رىياد, رياض, ریاض, ڕیاز, रियाद, रियाध, রিয়াদ, ৰিয়াধ, ਰਿਆਧ, ରିଆଦ, ரியாத், ರಿಯಾಧ್, റിയാദ്, ริยาด, རིས་ཡག, ერ-რიადი, ሪያድ, リヤド, 利雅得, 利雅德, 리야드
Population
4,205,961
Currency
Rial (SAR)
Geographic Coordinates
24° 41' N Latitude / 46° 43' E Longitude
International Dialing Code
+966

Seattle Information

Time Zone

Abbreviation / Name
PDT - Pacific Daylight Time
PST - Pacific Standard Time
UTC / GMT Offset
-7:00 hours during Pacific Daylight Time, currently in use.
-8:00 hours during Pacific Standard Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3amSunday, March 8, 2026 at 2:00 am local time. DST starts annually on the 2nd Sunday of March. Clocks are turned forward 1 hour to Sunday, March 8, 2026 at 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1amSunday, November 1, 2026 at 2:00 am local time. DST ends annually on the 1st Sunday of November. Clocks are turned backward 1 hour to Sunday, November 1, 2026 at 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Seattle Facts

Country
USA
State
Washington
Alternative Names
SEA, Seatl, Seattle, Seattlum, Siatl, Siatul, Siehtl, Sietl, Sietla, Sietlas, Sijetl, Siyaatil, Séatl, ciyattil, shiatoru, si'aitala, siaeteul, sietʼli, siyatal, siyatala, syatl, xi ya tu, Σιάτλ, Сиатъл, Сиетл, Сиэтл, Сијетл, Сіэтл, Сієтл, Սիեթլ, סיאטל, سياتل, سیئٹل, سیاتل, سیاٹل, सिअ‍ॅटल, सीऐटल, সিয়াটল, சியாட்டில், ಸಿಯಾಟಲ್, ซีแอตเทิล, სიეტლი, ስያትል, ស៊ីតថល, シアトル, 西雅圖, 시애틀
Population
684,451
Currency
Dollar (USD)
Geographic Coordinates
47° 36' N Latitude / 122° 19' W Longitude
International Dialing Code
+1