First, you should know that declawing is pretty much an American thing, it's something people do for their own convenience without realizing what actually happens to their beloved cat. In England declawing is termed inhumane and unnecessary mutilation.. I agree. In many European countries it is illegal.
http://www.declawing.com/
A: One is training, which is primarily for kittens. When somebody brings us a kitten, that’s one of the things we talk about - how to train them to use a scratching post. It’s very effective. But it’s much less successful with adult cats.
http://pets.webmd.com/cats/guide/declawing-cats-positives-negatives-alternatives
Both vets inform pet owners that surgery isn't the only way to prevent scratching problems. They suggest the alternative of training a cat, especially during kittenhood, to use designated scratching pads and posts, and to trim claws every week or two.
https://www.angieslist.com/articles/should-you-declaw-your-cat.htm
The prices for a two-claw declaw ranges from around $80 to around $ 250. A four-paw declaw will be typically priced at between $100 and $350. Another important factor that impacts the price is the type of procedure or technique to be used. Cosmetic procedures cost far more than the traditional cat declawing procedures.
http://ehowmuchdoesitcost.org/cost-to-declaw-a-cat/
Additional Costs to Cat Declawing. The declawing procedure costs include the anesthesia, a few days of hospitalization (typically 2 to 3), pain killers, antibiotics and a follow up visit. If the cat needs preliminary blood tests, these will be charged on top of the cost of the surgery ($30 to $50).
https://www.vetinfo.com/what-does-it-cost-to-declaw-cat.html
The third method used to declaw a cat is by employing laser beams; the prices for this method may be between $200 and $450. The laser procedure will eliminate the bones from which the claws grow. This procedure involves less bleeding and is less painful. Consequently the costs may range from $100 to $450.
https://www.vetinfo.com/what-does-it-cost-to-declaw-cat.html
A: Some people feel it’s unnatural to remove a cat’s claws, and it’s done for the owner’s benefit and not for the cat’s benefit. There are many other arguments you can make for this -- the pain they go through, the complications after declawing.
http://pets.webmd.com/cats/guide/declawing-cats-positives-negatives-alternatives
I've a cat I took responsibility for a year ago. He is now 2 years old. He was 'fixed' before I got him. He was never declawed. He is usually REALLY good about not scratching furniture or things he shouldn't. Until Saturday morning. I left my closet open a crack, and he is a curious fellow, and loves the closet for some reason.
http://www.city-data.com/forum/cats/1836593-realistic-cat-declaw-cost.html
There are alternatives to declawing, and I think everybody, including veterinarians, look at declawing as a last resort. But if it keeps the owners from giving up their cats, euthanizing them, or making them outside cats, I think it’s a realistic option.
http://pets.webmd.com/cats/guide/declawing-cats-positives-negatives-alternatives
She says she paid about $300 to declaw Lucca, arranging online to have the procedure done as soon as she and her family returned to the U.S. from military assignment in Italy, where declawing is illegal. To her, the cost of declawing a cat wasn't as important as the risk to her family and property.
https://www.angieslist.com/articles/should-you-declaw-your-cat.htm
how much to declaw a cat
There are from $30 to $50 to declaw a cat. Declaw a cat is between $30 and $50. The cost of  to declaw a cat is $30 to $50.