Originally Posted by
persianpower
Can i get off at Barcelona? I will, of course carry on-board luggage (no checked luggage) to avoid any headaches.
Yes, provided, as you say, you have no checked baggage.
Also, if a) you have a return ticket and b) Transat finds out you've walked off, they may cancel your return leg.
This isn't of course an issue if your ticket is one-way.