So how do I let him know about my planned trips when we're not talking?
via FB.
If he doesn't want to talk then don't talk. You don't fight a emotional battle with logic (what's fair in your mind).
FB can create some great healthy mystery.
M22,H45,W45 S21/18D12 Retain faith that you will prevail in the end, regardless of the difficulties and at the same time confront the most brutal facts of your current reality, whatever they might be.