Do you think anyone taking a commercial flight is going to be able to hide that from US intelligence? Since there's no one else for him to hide from, what's th

Do you think anyone taking a commercial flight is going to be able to hide that from US intelligence? Since there's no one else for him to hide from, what's the point of not telling the public? On the contrary, he probably feels much safer knowing it's impossible for US agents to silently intercept him en route.