Originally Posted by
YXUFlyboy
WestJet also operates out of YXU, YHM, and YKF, so it does use secondary airports in the region. But most people in GTA aren't going to drive to YHM when they can take a cheap carrier out of YYZ and that's where the party is. Presumably they moved out of YHM for a good reason.
Everyone moves out of YHM for good reason. It is, and always has been, a cargo airport with no connections and zero facilities. There is a small car rental operation, and a Tim Hortons, but that's it. Otherwise, the passenger terminal could pass for a shipping crate.