Mendoza doesn't observe daylight saving time but Longueuil does. DST in Longueuil started on 10 March 2019 and will end on 03 November 2019. Once DST ends in Longueuil the time difference between Mendoza and Longueuil will be -2:0 hours.
Time zone: ART - Argentina Time (UTC/GMT -3)Time zone difference / Flight distance
Time zone: EDT - Eastern Daylight Time (UTC/GMT -4)DST started on 10 March 2019DST will end on 03 November 2019Time zone difference / Flight distance