Basic open front booths can cost as little as $2,000, more for larger sizes. Enclosed booths are more expensive, running from $4,000 to $10,000, with downdraft booths being the most expensive.Very large booths – for airplane or large machinery coating – can push $15,000 to $20,000.Air makeup units can effectively double the cost of your booth, adding $5,000 to $10,000 in some cases. Truck painting booths, which are oversized and require extensive filtration, can reach $50,000 or more in some cases.ery large booths – for airplane or large machinery coating – can push $15,000 to $20,000. Air makeup units can effectively double the cost of your booth, adding $5,000 to $10,000 in some cases.