Originally Posted by
jubberly
If I book an aeroplan award flight from KIX-YVR,transiting through SFO travelling on
United Airlines KIX-SFO then
Air Canada SFO-YVR
will I have to re-check my luggage and have to go through US immigration upon arrival and then departure?
You will go through US immigration at SFO. Luggage will be tagged all the way to YVR but you must pick up at SFO to clear customs.