Ottawa vs. Riyadh time difference

Ottawa is 7 hours behind Riyadh

Ottawa CanadaRiyadh Saudi Arabia
Wed 03:09 am

EDT (UTC/GMT -4)
Wed 10:09 am

AST (UTC/GMT +3)
7 am2:00 pm
9 am4:00 pm
11 am6:00 pm
1 pm8:00 pm
3 pm10:00 pm
5 pm12:00 am next day
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Time difference between Ottawa Canada and Riyadh Saudi Arabia is 7:0 hours

Riyadh doesn't observe daylight saving time but Ottawa does. DST in Ottawa started on 10 March 2019 and will end on 03 November 2019. Once DST ends in Ottawa the time difference between Ottawa and Riyadh will be 8:0 hours.