Hi.

The bmi regional operated LBA-BRU route dose show up on the Brussels Airlines and Star Alliance websites with the following codeshare flights numbers which are bookable.

LBA-BRU BMR1611 = SN5270
BRU-LBA BMR1612 = SN5269
LBA-BRU BMR1613 = SN5272
BRU-LBA BMR1614 = SN5271
LBA-BRU BMR1615 = SN5274
BRU-LBA BMR1616 = SN5273