Saint-Denis doesn't observe daylight saving time but Torshavn does. DST in Torshavn started on 31 March 2019 and will end on 27 October 2019. Once DST ends in Torshavn the time difference between Torshavn and Saint-Denis will be 4:0 hours.
Time zone: WEST - Western European Summer Time (UTC/GMT +1)DST started on 31 March 2019DST will end on 27 October 2019Time zone difference / Flight distance
Time zone: RET - Reunion Time (UTC/GMT +4)Time zone difference / Flight distance