Originally Posted by
pilsn3r
Preferred flight would be:
Air Canada - DFW to YYZ to FRA all on Air Canada planes.
other option is thru YUL but that has 4-5 hr layover so not worried about time on that one.
The YYZ connection should be fine - the signs will lead you to the transfer area where there is a cursory passport and boarding pass check before entering the international departures concourse.