But before they do, Kim is going to get all the momming practice she can!
The twosome's adventures in babysitting were limited to checking in and collecting boarding passes, but they were given a fun ride through the terminal on a VIP golf cart.
Later, they met up with Mason's mom Kourtney Kardashian and baby sis Penelope, but at least Kim got a few minutes of practice.
But if Kim really wants to learn, she'll just have to go for it with the real thing!
[Image via Splash News.]