The only airline, with which you can buy tickets to fly from Saint-Hubert airport near Montreal, is Pascan Aviation, which operates with Saab 340s and Jetstream 32s and handles its flights in their own terminal.
This Saab 340 of NyxAir awaits its next contract at Bratislava and with its title clearly shows for what purpose it serves. It arrived with automotive cargo from Vigo in Spain.