Originally Posted by
emma69
But travelling TO London, England, surely the airline only cares that I am admissible to the UK (not that I can return to Canada on a different flight a few weeks later)? It's the only time I have been asked to show proof that I can take the return leg of a flight at a later date.
Sorry,
mea culpa. I misread your post that you were flying UK->Canada. My post makes no sense otherwise!