Port Colborne to Riyadh time converter

Riyadh is 7 hours ahead of Port Colborne. When it is 9:00 AM in Port Colborne, it is 4:00 PM in Riyadh.

Port Colborne EDT

Monday, October 19, 2026

Riyadh AST

Monday, October 19, 2026

Port Colborne
Ontario, Canada
Mon, Oct 19
EDTUTC-4
Riyadh
Saudi Arabia
Mon, Oct 19
ASTUTC+3+7h
Finding your time zone…
Shared working hours (9:00–18:00)

Port Colborne to Riyadh conversion table

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

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

Best time to call or meet

Both sides are at work from 9:00 AM – 11:00 AM in Port Colborne (4:00 PM – 6:00 PM in Riyadh).

Daylight saving time and the difference

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

  • Oct 19, 2026 – Nov 1, 2026: +7h
  • Nov 1, 2026 – Mar 14, 2027: +8h
  • Mar 14, 2027 – Oct 19, 2027: +7h

Distance

Port Colborne and Riyadh are 10,687 km (6,641 miles) apart in a straight line.

More conversions

Riyadh to Port ColbornePort Colborne to New YorkPort Colborne to LondonPort Colborne to Los AngelesPort Colborne to ChicagoPort Colborne to TorontoPort Colborne to São PauloPort Colborne to ParisPort Colborne to BerlinPort Colborne to MoscowPort Colborne to DubaiPort Colborne to New DelhiPort Colborne 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 Port Colborne and Riyadh?

Riyadh is 7 hours ahead of Port Colborne.

What time is it in Riyadh when it is 9 AM in Port Colborne?

When it is 9:00 AM in Port Colborne, it is 4:00 PM in Riyadh.

When is the best time to call Riyadh from Port Colborne?

Both sides are at work from 9:00 AM – 11:00 AM in Port Colborne (4:00 PM – 6:00 PM in Riyadh).

Does the time difference between Port Colborne 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.