に来るの

come to [a place]?”

→ に
phrase Very common #1,814
come to [a place]?” Used in a casual question to ask whether someone is coming to or visiting a destination.
JA: 今度の週末、ボストンに来るの?
EN: Are you coming to Boston this weekend?

今度の週末、ボストンに来るの?

Are you coming to Boston this weekend?

オリンピックで、リオに来るの?

Are you coming to Rio for the Olympics?

オーストラリアに来るの?

Are you coming to Australia?

今週末、オーストラリアに来るの?

Are you coming to Australia this weekend?