The federal government does not have the authority to "regulate" commerce inside the individual States. The fact is that the Federal government actually does regulate commerce within individual States.To: exodus
A written contract to submit to a search or be denied a thing of value is force. A forced contract is void under the law.
A search before an intrastate flight is a Federal regulation, not allowed in the Constitution, and thus illegal under the law.
Any search by government agents, without good cause, is against the law.
Please notice that the law says that the Federal government can not do this, but the Federal government does it anyway.
You are under no obligation to agree to that contract by buying a ticket, and hence it cannot be forced upon you. Freedom of contract is typically one of those sorts of things that libertarians point to when pining for the good old days, e.g. Lochner - surely you don't mean to suggest that people shouldn't be allowed to enter into contracts when buying an airline ticket?
A search before an intrastate flight is a Federal regulation, not allowed in the Constitution, and thus illegal under the law.
Would it make you feel better if the search were required and conducted by the local police?
Please notice that the law says that the Federal government can not do this, but the Federal government does it anyway.
A consensual search is hardly "unreasonable" under the 4'th Amendment. You are free to refuse to be searched at any time during the boarding process.