Pricing for Quilting Services is determined by multiplying the length times the width of your quilt. From that total, multiply a per square inch amount determined by the quilting desired. All-over and edge-to-edge designs are $0.017-0.022 per square inch. Custom designs are $0.022 and up per square inch. There is a $4 charge per thread change and an additional $4 charge for variegated thread.