Here is a thought experiment... Assume one wants to go from the EU to Japan. There will of course be different carriers (and paths) available to choose from, and usually there will be a stopover in ...
As US citizen, does one still need Brazilian transit visa, if travelling to another South-American country (eg. Argentina) with stopover in any of Brazilian airports?
I have booked round-trip tickets from Paris to Chicago, departing in a few weeks. The return leg, operated by Air Canada, includes a connection at Toronto (YYZ). The arrival from Chicago is scheduled ...