Methods and systems for on demand logistics management are disclosed. An on-demand logistics system includes an electronic hardware processor configured to receive an on-demand request, the request indicating an on-demand location for an on-demand transaction, determine locations of a plurality of vehicles on a plurality of delivery routes, determine whether the on-demand location is within a threshold distance of at least one of the plurality of delivery routes based on the vehicle locations and assign the on-demand transaction to a vehicle based on the determination.