My green pings to gstatic are steady, 19-21ms. My blue pings to calgary are reliably ~2000ms then ~200ms. I wonder where in the chain that pattern is originat

My green pings to gstatic are steady, 19-21ms. My blue pings to calgary are reliably ~2000ms then ~200ms. I wonder where in the chain that pattern is originating. I wonder if it'll stay like that over time.