Calgary vs. Patna time difference

8:15 am Sunday7:45 pm Sunday

Calgary, Alberta, Canada is 11 hours, 30 minutes behind Patna, Bihar, India

8:15 am Sunday, in Calgary, Alberta, Canada is
7:45 pm Sunday, in Patna, Bihar, India
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Time difference between Calgary Canada and Patna India is 11:30 hours

Patna doesn't observe daylight saving time but Calgary does. DST in Calgary started on 10 March 2019 and will end on 03 November 2019. Once DST ends in Calgary the time difference between Calgary and Patna will be 12:30 hours.