Aircraft seat assembly for aircraft passengers with reduced mobility

An aircraft seat assembly (10) for aircraft passengers with reduced mobility, comprising an in an aircraft cabin (12) mountable seat base assembly (14) comprising a first support device (22) and a first fastening means (58) for releasably securing a seat (18) on said first support means (22). Further, the aircraft seat assembly (10) comprising a wheelchair substructure (70) having a plurality of wheels (82), a second carrier device (72) and a second fastening means (90) for releasably securing a seat (18) on the second carrier device (72) includes. The dimensions of the wheelchair substructure (70) are adapted to the dimensions of the aircraft cabin (12) provided gears. Finally, the aircraft seat assembly (10) comprises a seat (18), a to said first fastening means (58) of the seat base assembly (14) and the second fastening means (90) of the wheelchair substructure (70) comprising complementary fastening means (60), so that the seat (18) is releasably attachable to both of the seat base assembly (14) as well as on the wheelchair support structure (70).