If you're a frugal shopper, your best bet is this BB Dakota Jacket. It's a fantastic product, while not very costly. Another great option is this Max Studio Jacket. While the price is rather reasonable, be sure that this piece will become a wonderful addition to your wardrobe. You may also want to look at this Jacket. This item is not expensive either, but it will make a difference in your wardrobe.
If you're looking for something in between pricewise, look at this Sacai Jacket. While the price is very reasonable, this product is an easy wardrobe update.