If you're after a thrifty option, your best bet is this Only Scarf. It's a terrific piece, while not very expensive. Another savvy option is this Apt. 9 Scarf. While the price is not very high, be sure that this product will become an excellent addition to your wardrobe. You might also want to consider this Mudd Scarf. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you can afford to splurge, then you absolutely must check out this Yigal Azrouel Scarf. This item seems expensive, but it's worth it. While you're at it, also have a look at this Burberry Scarf. Yes, this item is expensive, but it does not mean it's not worth it. And how about the luxurious Nobrand Scarf? Yolo, right?