New Balance makes really good running shoes and they are very cheap in stores like Marshall's Shoe Shops. You can also find inexpensive running shoes in Modell's and Finish Line when you catch a sale. They have all kinds of running shoes from brands like Nike, Reebok, New Balance and much more.
A good place to look to find cheap Mizuno running shoes is at the following website: http://www.trivillage.com/Mizuno-running-shoes-clearance-men.html
A good website to check out cheap good running shoes and gear is at ebay. They have all the selection you can imagine along with hard to find items. Many good deals are to be found there.
Department store running shoes are usually around 20 dollars. You may also find the brand Avia in stores like Wal-Mart, Target, or Kohl's. These will have cheap running shoes.
It is possible to get cheap running shoes, especially if they are on sale, but well made durable running shoes are often more expensive. If you do want to spend less, look for clearance sales on good brands.
There are many places in store, and online, that you can buy a good, cheap pair of Puma running shoes. One of the best places you can go to is Amazon.
You can always go to newtonrunning.com. Barefootrunningshoes.org looks for the cheap deals. They also look for the places to shop for the cheap shoes.
You can find good cheap Nike running shoes for women at Dunhams, Wear It Again Sports, or St Vincents, if you're lucky. Otherwise, go with a cheaper brand.
You can't get GOOD cheap running shoes if you're a serious runner. It's also best for you to actually go to the store to pick out shoes that you would like because you can't try on the shoes yourself online.
You need to be careful that you don't fall for a deal and get cheap running shoes because you need to have good support for your arches. You can find good quality New Balances for $20 at Sams Club.
Some great places to get cheap men running shoes are Foot Locker, Foot Action, Modell's, or Famous Footwear. You can also find some at shoezoo.com or shoesontheweb.com. Those sites have really great deals!
I would have to have more specific information on which shoes you are talking about, in trying to research these shoes, I could not find anything to match your reference.
There are a number of websites online that offer cheap running shoes for sale. You can try visiting Activ Instinct, Wiggle, The Iconic and 21 Run for some good examples.