This Aeroflot flight sure is going out of their way to avoid US, UK, and Canadian airspace on their way to Havana
http://flightaware.com/live/flight/AFL150/history/20130711/1005Z/UUEE/MUHA
h/t Rex
screen cap of map in case the site dumps it after the plane lands
That would probably allow him to transit to Venezuela or some other South American nation.