I'm getting similar ping behavior when trying to do team video conferences using ooVoo. Every once in a while the latency spikes and packets start getting dropped like the lines below.
This is with 10.9.2 and a Late 2013 rMBP. This is driving me nuts since I can barely communicate people on a conference call.
64 bytes from 74.125.225.113: icmp_seq=868 ttl=55 time=27.293 ms
64 bytes from 74.125.225.113: icmp_seq=869 ttl=55 time=24.010 ms
64 bytes from 74.125.225.113: icmp_seq=870 ttl=55 time=145.528 ms
Request timeout for icmp_seq 874
Request timeout for icmp_seq 875
Request timeout for icmp_seq 876
Request timeout for icmp_seq 877
Request timeout for icmp_seq 878
Request timeout for icmp_seq 879
Request timeout for icmp_seq 880
Request timeout for icmp_seq 881
Request timeout for icmp_seq 882
Request timeout for icmp_seq 883
Request timeout for icmp_seq 884
64 bytes from 74.125.225.113: icmp_seq=874 ttl=55 time=11448.670 ms
Request timeout for icmp_seq 886
Request timeout for icmp_seq 887
Request timeout for icmp_seq 888
Request timeout for icmp_seq 889
Request timeout for icmp_seq 890
Request timeout for icmp_seq 891
Request timeout for icmp_seq 892
Request timeout for icmp_seq 893
Request timeout for icmp_seq 894
Request timeout for icmp_seq 895
Request timeout for icmp_seq 896
64 bytes from 74.125.225.113: icmp_seq=894 ttl=55 time=3881.423 ms
Request timeout for icmp_seq 898
Request timeout for icmp_seq 899
Request timeout for icmp_seq 900
Request timeout for icmp_seq 901
Request timeout for icmp_seq 902
Request timeout for icmp_seq 903
64 bytes from 74.125.225.113: icmp_seq=901 ttl=55 time=3924.610 ms
64 bytes from 74.125.225.113: icmp_seq=905 ttl=55 time=715.408 ms
64 bytes from 74.125.225.113: icmp_seq=906 ttl=55 time=128.507 ms
64 bytes from 74.125.225.113: icmp_seq=907 ttl=55 time=24.652 ms