First be ready to go in a rough part of town not bad though. Either next to the Taco Bell past the Rio on Flamingo. There is a nail salon. There is a seafood restaurant called Hot and juicy in Spring Mountain. Right next to it is a massage parlor. Go in there very pretty Asian girls.
Real tips from my cab driver buddies. If you want anything If you want anything here in Vegas ask the cab drivers and slip them a nice tip. There are two answers to your question. The first answer is how to have sex with someone for free not specifically paying for sex. I am assuming you are a male because females already have the answer to the question.
For a female it is to sit down in a bar. If you go to a bar and find the right female and you demonstrate charm, you could get lucky. Men are much like a bull elk. They want to have 50 females in a harem and have sex with all of the They want to have 50 females in a harem and have sex with all of them. If you look at rock stars and professional athletes you will see this play out.
Some of those people report having sex with more than 10, women in their life. They will take half a dozen groupie women home with them. In both the case of men and women that is a generalization but it usually bears out. The best way to take care of your bull elk desires in Las Vegas is to go to one of the legal brothels in Pahrump, Nevada. If you check with those establishments, I believe they have a free limousine service to take you to the brothel and back to the strip.
Prostitution is not legal in Clark County and you should not try that. You stand a good chance of being robbed or arrested. The Mirage sports bar is a good place to look. You can also try the center bar. Any girl that looks like a youthful, attractive woman sitting at either of these places at 2 AM on a club night, or in the middle of the week, is most certainly not on the level, no matter how naturally friendly they might try to act.
