None if you don't land! I used to fly into US airspace out of Boundary Bay airpo...

		tjmc on Feb 21, 2014 \| parent \| context \| favorite \| on: Questions People Ask When I Tell Them I Own an Air... None if you don't land! I used to fly into US airspace out of Boundary Bay airport - just south of Vancouver. There's actually no immigration or customs requirement at all if you don't land the thing on the other side of the border.