A parcel sack management system and related process. The parcel sack management system includes a gathering conveyor configured to receive a parcel group at an intake and transport the parcel group to a sack filling station. The system includes a plurality of fill chutes that are transported along a circulating track, each fill chute configured to hold a sack. The parcel sack management system is configured to transfer parcels in the parcel group into a first sack via a first fill chute when the first fill chute is at the sack filling station.