My return flight from Buenos Aires, Argentina last winter would take me through Santiago, Chile and Atlanta, before arriving in Toronto. I booked the ticket because it was a great deal but realized afterward that I was flying out of the downtown airport, called Aeroparque. I hadn't even realized that Aeroparque flew internationally, thinking it was domestic flights only. My kiddo left a few hours before me, through Ezeiza the main international airport, taking off without a