Oil filters can be pricey for the Aveo. After shopping I think this is the best price around.
First, go to this page to click on a coupon for RockAuto.com. It will give you an additional 5% off your order: http://www.retailmenot.com/view/rockauto.com
If you order several, it comes out to about $6 per filter including shipping, which is probably about as good a price as can be expected.