I made my first quilt about 2 years ago and prior to that, I had no sewing experience. I bought most of my supplies from Joann's during sales or with coupons and spent about $280 to make a lap size quilt.
Joann's
Sewing machine: ~$100 (on sale)
Cutting mat/ruler/rotary cutter set: ~$30 (50% off)
Batting: ~$10
Straight pins and safety pins: ~$8
LQS
Fabric: ~$100
Thread: ~8
Online:
Walking foot and 1/4 inch foot: ~20