Sylhet doesn't observe daylight saving time but Bottrop does. DST in Bottrop started on 31 March 2019 and will end on 27 October 2019. Once DST ends in Bottrop the time difference between Bottrop and Sylhet will be 5:0 hours.
Time zone: CEST - Central European Summer Time (UTC/GMT +2)DST started on 31 March 2019DST will end on 27 October 2019Time zone difference / Flight distance
Time zone: BST - Bangladesh Standard Time (UTC/GMT +6)Time zone difference / Flight distance