Originally Posted by
FFlash
Newbie Elite+ here so this may be noob question. If I buy a TK tix through Expedia or such, are the TK flights upgradable with the vouchers as well as if they were bought directly on TK.com?
I always buy my tickets though a travel agent and didn't have any issue as long as the ticket is issued and that you have the TK PNR (which is different from my travel agent's PNR)