You are simply asking how much you would need to pay to do something.
Here are some examples:
“How much does it cost to fly to Europe?”
“How much does it cost to own a house?”
“How much does it cost to play a round of golf?”
“How much does it cost to join a gym?”
“How much does it cost to repair my car?”
“How much would it cost to talk long distance?”
“How much would it cost to run a website?”
“How much would it cost to wash my car?”
“How much would it cost to rent a car?”
“How much would it cost to go to the movies?“