Originally Posted by
gomike
YWG-ORD flights arrive @ terminal 2 concourse F, he will do customs in Canada
So if the OP arrives on time it takes at least 5 minutes to taxi, another 5 to deplane and 10 - 15 to the gate at B - C. That's tight if the flight is late by 10 minutes or the gate is occupied, or the jet bridge operator is late, or any of the other multiple problems that happen at ORD.