While in-flight WiFi is slowly becoming a reality in more and more jets going to more and more places, in-flight calling seems to be stuck in a holding pattern. Whether that's good or bad news depends on your like or dislike of hearing folks blab on their cellys and/or your propensity for wearing headphones mid-flight. If you answered "love it" or "I don't go nowhere without my Boses" you may want to consider a trip south of the border -- that's Mexico, not the glorified rest stop in South Caroli