Originally Posted by jjclancy
Indeed that there is no GST on the base fare for international flights. I wonder why then GST is charged on the base fare transborder flights? I recall that booking two one-ways is cheaper when originating in Canada and going to the US, because the one-way from the US doesn't get GST charged.
GST has always been charged only on domestic and transborder tickets. On Int. tickets there is a tiny GST component, but it's only the GST on the AIF and doesn't amount to much more than a few cents.