Originally Posted by
JohnAx
As has probably been mentioned elsewhere one can use the open-source project Tor and the associated host of proxies to adopt an IP practically anyplace in the world. Doesn't do much for the credit card billing address, though.
I don't think the billing address matters. I've successfully booked one of these tickets using the online tool while I was in Canada with a non-Canadian card and billing address. The same itinerary failed with errors before/after my Canadian trip.