Originally Posted by
eigenvector
If you /really/ want to fly on AC, they now offer one-way pricing to LGW because of WestJet (see the wonders of competition?). Fly YYZ>LGW and then take your pick of cheap flights onward to BCN.
That being said, it is considerably more expensive if WS has D space
Ex. 6SEP
AC rogue (T class, best possible price) CAD 405.16
WS (D class) CAD 270.66
(and from LGW, get the IB flight to BCN for <£60, given P class availability.)