Riyadh to Ostrava time converter

Ostrava is 1 hour behind Riyadh. When it is 9:00 AM in Riyadh, it is 8:00 AM in Ostrava.

Riyadh AST

Saturday, October 17, 2026

Ostrava CEST

Saturday, October 17, 2026

Riyadh
Saudi Arabia
Sat, Oct 17
ASTUTC+3
Ostrava
Czechia
Sat, Oct 17
CESTUTC+2-1h
Finding your time zone…
Shared working hours (9:00–18:00)

Riyadh to Ostrava conversion table

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

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

Best time to call or meet

Both sides are at work from 10:00 AM – 6:00 PM in Riyadh (9:00 AM – 5:00 PM in Ostrava).

Daylight saving time and the difference

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

  • Oct 17, 2026 – Oct 25, 2026: -1h
  • Oct 25, 2026 – Mar 28, 2027: -2h
  • Mar 28, 2027 – Oct 17, 2027: -1h

Distance

Riyadh and Ostrava are 3,718 km (2,310 miles) apart in a straight line.

More conversions

Ostrava 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 OstravaLondon to OstravaLos Angeles to OstravaChicago to OstravaToronto to OstravaSão Paulo to OstravaParis to OstravaBerlin to OstravaMoscow to OstravaDubai to OstravaNew Delhi to OstravaBangkok to Ostrava

Questions and answers

What is the time difference between Riyadh and Ostrava?

Ostrava is 1 hour behind Riyadh.

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

When it is 9:00 AM in Riyadh, it is 8:00 AM in Ostrava.

When is the best time to call Ostrava from Riyadh?

Both sides are at work from 10:00 AM – 6:00 PM in Riyadh (9:00 AM – 5:00 PM in Ostrava).

Does the time difference between Riyadh and Ostrava change?

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