They could always fly a 330 into BHD, then taxi up the M2 for a departure from BFS...
"Ladies and gentlemen, we will be taxiing to the northern runway for a straight out departure. There may be a short delay at the traffic lights in Templepatrick..."
Seriously though, an EI service to YYZ could work well. I suspect there would be sufficient customer numbers to make it work. Would they chance their arm with a BOS or JFK also?